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Replace CVC4 by bitwuzla and CVC5 - #792

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Replace CVC4 by bitwuzla and CVC5#792
schuessf wants to merge 13 commits into
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wip/fs/bitwuzla2

Add cvc5 check to wrapper script again

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Ultimate Jenkins CI / Tests / Build and run nightly tests failed Sep 6, 2026 in 0s

failed: 147, skipped: 133, passed: 10898

failed: 147, skipped: 133, passed: 10898

Details

de.uni_freiburg.informatik.ultimate.regressiontest.generic.ChcRegressionTestSuite.I_smtlib_horn_regression_simple_constraint-in-head-unsat.smt2 S_smtlib_horn_regression_simple_ChcSolver_Golem.epf T_smtlib_horn_regression_simple_ChcSolver.xml

expected: UNSAT actual: CRASH   most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
Stack trace 
de.uni_freiburg.informatik.ultimate.test.UltimateTestFailureException: expected: UNSAT actual: CRASH   most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
Standard error 
java.lang.ClassNotFoundException: org.glassfish.jaxb.runtime.v2.JAXBContextFactory cannot be found by com.sun.xml.bind.jaxb-osgi.source_4.0.5
	at org.eclipse.osgi.internal.loader.BundleLoader.generateException(BundleLoader.java:567)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass0(BundleLoader.java:562)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:438)
	at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:195)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
	at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:652)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoaderImpl.loadClassSecured(ServiceLoaderImpl.java:151)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoaderImpl.lookupProviderClasses1(ServiceLoaderImpl.java:123)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoader.lookupProviderClasses(ServiceLoader.java:109)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
	at jakarta.xml.bind.ServiceLoaderUtil.lookupsUsingOSGiServiceLoader(ServiceLoaderUtil.java:86)
	at jakarta.xml.bind.ContextFinder.find(ContextFinder.java:325)
	at jakarta.xml.bind.JAXBContext.newInstance(JAXBContext.java:392)
	at jakarta.xml.bind.JAXBContext.newInstance(JAXBContext.java:349)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainFileValidator.createJAXBContext(ToolchainFileValidator.java:122)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainFileValidator.loadValidatedToolchain(ToolchainFileValidator.java:82)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainData.<init>(ToolchainData.java:79)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.createToolchainData(UltimateCore.java:355)
	at de.uni_freiburg.informatik.ultimate.test.UltimateStarter.selectTools(UltimateStarter.java:126)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.makeToolSelection(ToolchainManager.java:199)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:133)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Standard out 
[2026-09-06 09:34:09,888 FATAL L244          PluginFactory]: Invalid configuration. You should have at least one IController plugin, but there are none.
[2026-09-06 09:34:09,889 WARN  L309           UltimateCore]: Controller already set! Using UltimateStarter and ignoring request to set controller to NULL (this may indicate test mode!)
[2026-09-06 09:34:09,889 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2026-09-06 09:34:11,289 INFO  L114        SettingsManager]: Loading settings from /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/ChcSolver_Golem.epf
[2026-09-06 09:34:11,290 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2026-09-06 09:34:11,290 INFO  L151        SettingsManager]: Preferences of ChcSolver differ from their defaults:
[2026-09-06 09:34:11,290 INFO  L153        SettingsManager]:  * Produce derivation if query is UNSAT=false
[2026-09-06 09:34:11,290 INFO  L153        SettingsManager]:  * CHC solver backend=GOLEM
[2026-09-06 09:34:11,290 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2026-09-06 09:34:11,290 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2026-09-06 09:34:11,290 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2026-09-06 09:34:11,357 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
Loaded toolchain from /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/ChcSolver.xml
[2026-09-06 09:34:11,362 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2026-09-06 09:34:11,362 INFO  L270        PluginConnector]: Initializing SmtParser...
[2026-09-06 09:34:11,362 INFO  L274        PluginConnector]: SmtParser initialized
[2026-09-06 09:34:11,362 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/constraint-in-head-unsat.smt2
[2026-09-06 09:34:11,362 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2026-09-06 09:34:11,362 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time 20000 ms
unknown
[2026-09-06 09:34:11,364 INFO  L339              SmtParser]: Successfully executed SMT file /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/constraint-in-head-unsat.smt2
[2026-09-06 09:34:11,364 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2026-09-06 09:34:11,365 INFO  L133        ToolchainWalker]: Walking toolchain with 1 elements.
[2026-09-06 09:34:11,383 INFO  L112        PluginConnector]: ------------------------ChcSolver----------------------------
[2026-09-06 09:34:11,383 INFO  L270        PluginConnector]: Initializing ChcSolver...
[2026-09-06 09:34:11,383 INFO  L274        PluginConnector]: ChcSolver initialized
[2026-09-06 09:34:11,383 INFO  L184        PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 06.09 09:34:11" (1/1) ...
[2026-09-06 09:34:11,383 INFO  L114         GolemChcScript]: Writing script to file /tmp/golem_18099283768832655056.smt2
[2026-09-06 09:34:11,384 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem
[2026-09-06 09:34:11,386 INFO  L229       MonitoredProcess]: Starting monitored process 5282 with /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (exit command is null, workingDir is null)
[2026-09-06 09:34:11,387 INFO  L290       MonitoredProcess]: [MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282)] Waiting 19978 ms for monitored process
[2026-09-06 09:34:11,388 FATAL L?                        ?]: An unrecoverable error occured during an interaction with an SMT solver:
de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282) without exit command) Connection to SMT solver broken
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:177)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.exit(Executor.java:183)
	at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:142)
	at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:105)
	at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:77)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Caused by: java.io.IOException: Broken pipe
	at java.base/java.io.FileOutputStream.writeBytes(Native Method)
	at java.base/java.io.FileOutputStream.write(FileOutputStream.java:367)
	at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:125)
	at java.base/java.io.BufferedOutputStream.implFlush(BufferedOutputStream.java:252)
	at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:246)
	at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:412)
	at java.base/sun.nio.cs.StreamEncoder.lockedFlush(StreamEncoder.java:214)
	at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:201)
	at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:262)
	at java.base/java.io.BufferedWriter.implFlush(BufferedWriter.java:372)
	at java.base/java.io.BufferedWriter.flush(BufferedWriter.java:359)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:175)
	... 17 more
[2026-09-06 09:34:11,388 INFO  L158              Benchmark]: Toolchain (without parser) took 24.03ms. Allocated memory is still 700.4MB. Free memory was 85.9MB in the beginning and 488.3MB in the end (delta: -402.4MB). There was no memory consumed. Max. memory is 4.3GB.
[2026-09-06 09:34:11,388 INFO  L158              Benchmark]: SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 4.3GB.
[2026-09-06 09:34:11,388 INFO  L158              Benchmark]: ChcSolver took 5.07ms. Allocated memory is still 700.4MB. Free memory was 492.5MB in the beginning and 488.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
[2026-09-06 09:34:11,388 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - AssertionsEnabledResult: Assertions are enabled
    Assertions are enabled
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 4.3GB.
 * ChcSolver took 5.07ms. Allocated memory is still 700.4MB. Free memory was 492.5MB in the beginning and 488.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver:
  - ExceptionOrErrorResult: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282) without exit command) Connection to SMT solver broken
    de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
[2026-09-06 09:34:11,388 INFO  L118       UltimateTestCase]: Deciding this test: ChcTestResultDecider
[2026-09-06 09:34:11,388 INFO  L431               TestUtil]: #################### TEST RESULT ####################
[2026-09-06 09:34:11,388 INFO  L431               TestUtil]: Results for Input:smtlib/horn/regression/simple/constraint-in-head-unsat.smt2 Settings:smtlib/horn/regression/simple/ChcSolver_Golem.epf Toolchain:smtlib/horn/regression/simple/ChcSolver.xml
[2026-09-06 09:34:11,388 INFO  L431               TestUtil]: [0] de.uni_freiburg.informatik.ultimate.core --> [AssertionsEnabledResult] Assertions are enabled
[2026-09-06 09:34:11,388 INFO  L431               TestUtil]: [1] de.uni_freiburg.informatik.ultimate.core --> [StatisticsResult] Benchmark results are:
 * SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 4.3GB.
 * ChcSolver took 5.07ms. Allocated memory is still 700.4MB. Free memory was 492.5MB in the beginning and 488.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
[2026-09-06 09:34:11,388 INFO  L431               TestUtil]: [0] de.uni_freiburg.informatik.ultimate.plugins.chcsolver --> [ExceptionOrErrorResult] de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
[2026-09-06 09:34:11,389 INFO  L431               TestUtil]: Expected: Expected result: UNSAT
[2026-09-06 09:34:11,389 INFO  L431               TestUtil]: Actual: most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_18099283768832655056.smt2 (5282) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
[2026-09-06 09:34:11,389 INFO  L431               TestUtil]: Test result: FAIL
[2026-09-06 09:34:11,389 INFO  L431               TestUtil]: TEST FAILED
[2026-09-06 09:34:11,389 INFO  L431               TestUtil]: Statistics: heapSize=700.4MB heapFreeSize=488.2MB heapMaxSize=4.3GB
[2026-09-06 09:34:11,389 INFO  L431               TestUtil]: #################### END TEST RESULT ####################
[2026-09-06 09:34:11,389 WARN  L248           UltimateCore]: Preparing to exit Ultimate with return code 4

de.uni_freiburg.informatik.ultimate.regressiontest.generic.ChcRegressionTestSuite.I_smtlib_horn_regression_simple_mutex_with_counter.smt2 S_smtlib_horn_regression_simple_ChcSolver_Golem.epf T_smtlib_horn_regression_simple_ChcSolver.xml

expected: SAT actual: CRASH   most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
Stack trace 
de.uni_freiburg.informatik.ultimate.test.UltimateTestFailureException: expected: SAT actual: CRASH   most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
Standard error 
java.lang.ClassNotFoundException: org.glassfish.jaxb.runtime.v2.JAXBContextFactory cannot be found by com.sun.xml.bind.jaxb-osgi.source_4.0.5
	at org.eclipse.osgi.internal.loader.BundleLoader.generateException(BundleLoader.java:567)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass0(BundleLoader.java:562)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:438)
	at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:195)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
	at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:652)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoaderImpl.loadClassSecured(ServiceLoaderImpl.java:151)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoaderImpl.lookupProviderClasses1(ServiceLoaderImpl.java:123)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoader.lookupProviderClasses(ServiceLoader.java:109)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
	at jakarta.xml.bind.ServiceLoaderUtil.lookupsUsingOSGiServiceLoader(ServiceLoaderUtil.java:86)
	at jakarta.xml.bind.ContextFinder.find(ContextFinder.java:325)
	at jakarta.xml.bind.JAXBContext.newInstance(JAXBContext.java:392)
	at jakarta.xml.bind.JAXBContext.newInstance(JAXBContext.java:349)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainFileValidator.createJAXBContext(ToolchainFileValidator.java:122)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainFileValidator.loadValidatedToolchain(ToolchainFileValidator.java:82)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainData.<init>(ToolchainData.java:79)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.createToolchainData(UltimateCore.java:355)
	at de.uni_freiburg.informatik.ultimate.test.UltimateStarter.selectTools(UltimateStarter.java:126)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.makeToolSelection(ToolchainManager.java:199)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:133)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Standard out 
[2026-09-06 09:34:13,925 FATAL L244          PluginFactory]: Invalid configuration. You should have at least one IController plugin, but there are none.
[2026-09-06 09:34:13,926 WARN  L309           UltimateCore]: Controller already set! Using UltimateStarter and ignoring request to set controller to NULL (this may indicate test mode!)
[2026-09-06 09:34:13,926 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2026-09-06 09:34:15,310 INFO  L114        SettingsManager]: Loading settings from /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/ChcSolver_Golem.epf
[2026-09-06 09:34:15,311 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2026-09-06 09:34:15,311 INFO  L151        SettingsManager]: Preferences of ChcSolver differ from their defaults:
[2026-09-06 09:34:15,311 INFO  L153        SettingsManager]:  * Produce derivation if query is UNSAT=false
[2026-09-06 09:34:15,311 INFO  L153        SettingsManager]:  * CHC solver backend=GOLEM
[2026-09-06 09:34:15,311 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2026-09-06 09:34:15,311 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2026-09-06 09:34:15,311 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2026-09-06 09:34:15,376 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
Loaded toolchain from /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/ChcSolver.xml
[2026-09-06 09:34:15,381 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2026-09-06 09:34:15,381 INFO  L270        PluginConnector]: Initializing SmtParser...
[2026-09-06 09:34:15,381 INFO  L274        PluginConnector]: SmtParser initialized
[2026-09-06 09:34:15,381 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/mutex_with_counter.smt2
[2026-09-06 09:34:15,381 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2026-09-06 09:34:15,381 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time 20000 ms
unknown
de.uni_freiburg.informatik.ultimate.source.smtparser.chc.HornClauseParserScript$1@eeca19a
[2026-09-06 09:34:15,384 INFO  L339              SmtParser]: Successfully executed SMT file /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/mutex_with_counter.smt2
[2026-09-06 09:34:15,384 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2026-09-06 09:34:15,385 INFO  L133        ToolchainWalker]: Walking toolchain with 1 elements.
[2026-09-06 09:34:15,402 INFO  L112        PluginConnector]: ------------------------ChcSolver----------------------------
[2026-09-06 09:34:15,402 INFO  L270        PluginConnector]: Initializing ChcSolver...
[2026-09-06 09:34:15,402 INFO  L274        PluginConnector]: ChcSolver initialized
[2026-09-06 09:34:15,402 INFO  L184        PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 06.09 09:34:15" (1/1) ...
[2026-09-06 09:34:15,402 INFO  L114         GolemChcScript]: Writing script to file /tmp/golem_3373359995174480122.smt2
[2026-09-06 09:34:15,403 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem
[2026-09-06 09:34:15,405 INFO  L229       MonitoredProcess]: Starting monitored process 5284 with /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (exit command is null, workingDir is null)
[2026-09-06 09:34:15,409 INFO  L290       MonitoredProcess]: [MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284)] Waiting 19978 ms for monitored process
[2026-09-06 09:34:15,416 FATAL L?                        ?]: An unrecoverable error occured during an interaction with an SMT solver:
de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284) without exit command) Connection to SMT solver broken
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:177)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.exit(Executor.java:183)
	at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:142)
	at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:105)
	at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:77)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Caused by: java.io.IOException: Broken pipe
	at java.base/java.io.FileOutputStream.writeBytes(Native Method)
	at java.base/java.io.FileOutputStream.write(FileOutputStream.java:367)
	at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:125)
	at java.base/java.io.BufferedOutputStream.implFlush(BufferedOutputStream.java:252)
	at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:246)
	at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:412)
	at java.base/sun.nio.cs.StreamEncoder.lockedFlush(StreamEncoder.java:214)
	at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:201)
	at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:262)
	at java.base/java.io.BufferedWriter.implFlush(BufferedWriter.java:372)
	at java.base/java.io.BufferedWriter.flush(BufferedWriter.java:359)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:175)
	... 17 more
[2026-09-06 09:34:15,416 INFO  L158              Benchmark]: Toolchain (without parser) took 31.89ms. Allocated memory is still 700.4MB. Free memory was 83.9MB in the beginning and 487.3MB in the end (delta: -403.4MB). There was no memory consumed. Max. memory is 4.3GB.
[2026-09-06 09:34:15,416 INFO  L158              Benchmark]: SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 4.3GB.
[2026-09-06 09:34:15,416 INFO  L158              Benchmark]: ChcSolver took 14.54ms. Allocated memory is still 700.4MB. Free memory was 490.5MB in the beginning and 487.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
[2026-09-06 09:34:15,416 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - AssertionsEnabledResult: Assertions are enabled
    Assertions are enabled
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 4.3GB.
 * ChcSolver took 14.54ms. Allocated memory is still 700.4MB. Free memory was 490.5MB in the beginning and 487.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver:
  - ExceptionOrErrorResult: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284) without exit command) Connection to SMT solver broken
    de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
[2026-09-06 09:34:15,417 INFO  L546       MonitoredProcess]: [MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284)] Ended with exit code 0
[2026-09-06 09:34:15,417 INFO  L118       UltimateTestCase]: Deciding this test: ChcTestResultDecider
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: #################### TEST RESULT ####################
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: Results for Input:smtlib/horn/regression/simple/mutex_with_counter.smt2 Settings:smtlib/horn/regression/simple/ChcSolver_Golem.epf Toolchain:smtlib/horn/regression/simple/ChcSolver.xml
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: [0] de.uni_freiburg.informatik.ultimate.core --> [AssertionsEnabledResult] Assertions are enabled
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: [1] de.uni_freiburg.informatik.ultimate.core --> [StatisticsResult] Benchmark results are:
 * SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 4.3GB.
 * ChcSolver took 14.54ms. Allocated memory is still 700.4MB. Free memory was 490.5MB in the beginning and 487.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: [0] de.uni_freiburg.informatik.ultimate.plugins.chcsolver --> [ExceptionOrErrorResult] de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: Expected: Expected result: SAT
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: Actual: most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_3373359995174480122.smt2 (5284) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: Test result: FAIL
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: TEST FAILED
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: Statistics: heapSize=700.4MB heapFreeSize=486.1MB heapMaxSize=4.3GB
[2026-09-06 09:34:15,417 INFO  L431               TestUtil]: #################### END TEST RESULT ####################
[2026-09-06 09:34:15,417 WARN  L248           UltimateCore]: Preparing to exit Ultimate with return code 4

de.uni_freiburg.informatik.ultimate.regressiontest.generic.ChcRegressionTestSuite.I_smtlib_horn_regression_simple_test-1traceOfLength4-sat.smt2 S_smtlib_horn_regression_simple_ChcSolver_Golem.epf T_smtlib_horn_regression_simple_ChcSolver.xml

expected: SAT actual: CRASH   most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
Stack trace 
de.uni_freiburg.informatik.ultimate.test.UltimateTestFailureException: expected: SAT actual: CRASH   most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
Standard error 
java.lang.ClassNotFoundException: org.glassfish.jaxb.runtime.v2.JAXBContextFactory cannot be found by com.sun.xml.bind.jaxb-osgi.source_4.0.5
	at org.eclipse.osgi.internal.loader.BundleLoader.generateException(BundleLoader.java:567)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass0(BundleLoader.java:562)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:438)
	at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:195)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
	at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:652)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoaderImpl.loadClassSecured(ServiceLoaderImpl.java:151)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoaderImpl.lookupProviderClasses1(ServiceLoaderImpl.java:123)
	at org.glassfish.hk2.osgiresourcelocator.ServiceLoader.lookupProviderClasses(ServiceLoader.java:109)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
	at jakarta.xml.bind.ServiceLoaderUtil.lookupsUsingOSGiServiceLoader(ServiceLoaderUtil.java:86)
	at jakarta.xml.bind.ContextFinder.find(ContextFinder.java:325)
	at jakarta.xml.bind.JAXBContext.newInstance(JAXBContext.java:392)
	at jakarta.xml.bind.JAXBContext.newInstance(JAXBContext.java:349)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainFileValidator.createJAXBContext(ToolchainFileValidator.java:122)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainFileValidator.loadValidatedToolchain(ToolchainFileValidator.java:82)
	at de.uni_freiburg.informatik.ultimate.core.lib.toolchain.ToolchainData.<init>(ToolchainData.java:79)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.createToolchainData(UltimateCore.java:355)
	at de.uni_freiburg.informatik.ultimate.test.UltimateStarter.selectTools(UltimateStarter.java:126)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.makeToolSelection(ToolchainManager.java:199)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:133)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Standard out 
[2026-09-06 09:34:20,321 FATAL L244          PluginFactory]: Invalid configuration. You should have at least one IController plugin, but there are none.
[2026-09-06 09:34:20,322 WARN  L309           UltimateCore]: Controller already set! Using UltimateStarter and ignoring request to set controller to NULL (this may indicate test mode!)
[2026-09-06 09:34:20,322 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2026-09-06 09:34:21,713 INFO  L114        SettingsManager]: Loading settings from /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/ChcSolver_Golem.epf
[2026-09-06 09:34:21,714 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2026-09-06 09:34:21,714 INFO  L151        SettingsManager]: Preferences of ChcSolver differ from their defaults:
[2026-09-06 09:34:21,714 INFO  L153        SettingsManager]:  * Produce derivation if query is UNSAT=false
[2026-09-06 09:34:21,714 INFO  L153        SettingsManager]:  * CHC solver backend=GOLEM
[2026-09-06 09:34:21,714 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2026-09-06 09:34:21,714 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2026-09-06 09:34:21,714 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2026-09-06 09:34:21,779 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
Loaded toolchain from /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/ChcSolver.xml
[2026-09-06 09:34:21,784 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2026-09-06 09:34:21,784 INFO  L270        PluginConnector]: Initializing SmtParser...
[2026-09-06 09:34:21,784 INFO  L274        PluginConnector]: SmtParser initialized
[2026-09-06 09:34:21,784 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/test-1traceOfLength4-sat.smt2
[2026-09-06 09:34:21,784 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2026-09-06 09:34:21,784 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time 20000 ms
unknown
[2026-09-06 09:34:21,786 INFO  L339              SmtParser]: Successfully executed SMT file /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/trunk/examples/smtlib/horn/regression/simple/test-1traceOfLength4-sat.smt2
[2026-09-06 09:34:21,786 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2026-09-06 09:34:21,787 INFO  L133        ToolchainWalker]: Walking toolchain with 1 elements.
[2026-09-06 09:34:21,803 INFO  L112        PluginConnector]: ------------------------ChcSolver----------------------------
[2026-09-06 09:34:21,803 INFO  L270        PluginConnector]: Initializing ChcSolver...
[2026-09-06 09:34:21,803 INFO  L274        PluginConnector]: ChcSolver initialized
[2026-09-06 09:34:21,803 INFO  L184        PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 06.09 09:34:21" (1/1) ...
[2026-09-06 09:34:21,803 INFO  L114         GolemChcScript]: Writing script to file /tmp/golem_7360717129269415566.smt2
[2026-09-06 09:34:21,804 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem
[2026-09-06 09:34:21,806 INFO  L229       MonitoredProcess]: Starting monitored process 5286 with /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (exit command is null, workingDir is null)
[2026-09-06 09:34:21,806 INFO  L290       MonitoredProcess]: [MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286)] Waiting 19980 ms for monitored process
[2026-09-06 09:34:21,807 FATAL L?                        ?]: An unrecoverable error occured during an interaction with an SMT solver:
de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286) without exit command) Connection to SMT solver broken
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:177)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.exit(Executor.java:183)
	at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:142)
	at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:105)
	at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:77)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Caused by: java.io.IOException: Broken pipe
	at java.base/java.io.FileOutputStream.writeBytes(Native Method)
	at java.base/java.io.FileOutputStream.write(FileOutputStream.java:367)
	at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:125)
	at java.base/java.io.BufferedOutputStream.implFlush(BufferedOutputStream.java:252)
	at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:246)
	at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:412)
	at java.base/sun.nio.cs.StreamEncoder.lockedFlush(StreamEncoder.java:214)
	at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:201)
	at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:262)
	at java.base/java.io.BufferedWriter.implFlush(BufferedWriter.java:372)
	at java.base/java.io.BufferedWriter.flush(BufferedWriter.java:359)
	at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:175)
	... 17 more
[2026-09-06 09:34:21,807 INFO  L158              Benchmark]: Toolchain (without parser) took 20.61ms. Allocated memory is still 700.4MB. Free memory was 82.4MB in the beginning and 484.5MB in the end (delta: -402.1MB). There was no memory consumed. Max. memory is 4.3GB.
[2026-09-06 09:34:21,807 INFO  L158              Benchmark]: SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 4.3GB.
[2026-09-06 09:34:21,807 INFO  L158              Benchmark]: ChcSolver took 3.80ms. Allocated memory is still 700.4MB. Free memory was 489.2MB in the beginning and 484.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
[2026-09-06 09:34:21,807 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - AssertionsEnabledResult: Assertions are enabled
    Assertions are enabled
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 4.3GB.
 * ChcSolver took 3.80ms. Allocated memory is still 700.4MB. Free memory was 489.2MB in the beginning and 484.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver:
  - ExceptionOrErrorResult: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286) without exit command) Connection to SMT solver broken
    de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
[2026-09-06 09:34:21,807 INFO  L118       UltimateTestCase]: Deciding this test: ChcTestResultDecider
[2026-09-06 09:34:21,807 INFO  L534       MonitoredProcess]: [MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286)] Forceful destruction successful, exit code 0
[2026-09-06 09:34:21,807 INFO  L431               TestUtil]: #################### TEST RESULT ####################
[2026-09-06 09:34:21,807 INFO  L431               TestUtil]: Results for Input:smtlib/horn/regression/simple/test-1traceOfLength4-sat.smt2 Settings:smtlib/horn/regression/simple/ChcSolver_Golem.epf Toolchain:smtlib/horn/regression/simple/ChcSolver.xml
[2026-09-06 09:34:21,807 INFO  L431               TestUtil]: [0] de.uni_freiburg.informatik.ultimate.core --> [AssertionsEnabledResult] Assertions are enabled
[2026-09-06 09:34:21,807 INFO  L431               TestUtil]: [1] de.uni_freiburg.informatik.ultimate.core --> [StatisticsResult] Benchmark results are:
 * SmtParser took 0.01ms. Allocated memory is still 700.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 4.3GB.
 * ChcSolver took 3.80ms. Allocated memory is still 700.4MB. Free memory was 489.2MB in the beginning and 484.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 4.3GB.
[2026-09-06 09:34:21,807 INFO  L431               TestUtil]: [0] de.uni_freiburg.informatik.ultimate.plugins.chcsolver --> [ExceptionOrErrorResult] de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)
[2026-09-06 09:34:21,807 INFO  L431               TestUtil]: Expected: Expected result: SAT
[2026-09-06 09:34:21,807 INFO  L431               TestUtil]: Actual: most significant results: [de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/jenkins/workspace/Ultimate_Ultimate_Nightly_PR-792/releaseScripts/default/adds/golem --print-witness /tmp/golem_7360717129269415566.smt2 (5286) without exit command) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:337)]
[2026-09-06 09:34:21,808 INFO  L431               TestUtil]: Test result: FAIL
[2026-09-06 09:34:21,808 INFO  L431               TestUtil]: TEST FAILED
[2026-09-06 09:34:21,808 INFO  L431               TestUtil]: Statistics: heapSize=700.4MB heapFreeSize=483.8MB heapMaxSize=4.3GB
[2026-09-06 09:34:21,808 INFO  L431               TestUtil]: #################### END TEST RESULT ####################
[2026-09-06 09:34:21,808 WARN  L248           UltimateCore]: Preparing to exit Ultimate with return code 4

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