./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/03_incdec-pthread.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a340643f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/03_incdec-pthread.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a340643-m [2024-01-27 14:46:34,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 14:46:34,666 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 14:46:34,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 14:46:34,673 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 14:46:34,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 14:46:34,715 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 14:46:34,716 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 14:46:34,716 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 14:46:34,719 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 14:46:34,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 14:46:34,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 14:46:34,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 14:46:34,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 14:46:34,721 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 14:46:34,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 14:46:34,722 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 14:46:34,722 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 14:46:34,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 14:46:34,722 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 14:46:34,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 14:46:34,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 14:46:34,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 14:46:34,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 14:46:34,724 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 14:46:34,724 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 14:46:34,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 14:46:34,724 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 14:46:34,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 14:46:34,725 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 14:46:34,726 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 14:46:34,726 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 14:46:34,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:46:34,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 14:46:34,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 14:46:34,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 14:46:34,727 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 14:46:34,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 14:46:34,727 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 14:46:34,727 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 14:46:34,728 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 14:46:34,728 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 14:46:34,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 14:46:34,728 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 14:46:34,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 14:46:34,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 14:46:34,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 14:46:34,970 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 14:46:34,970 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 14:46:34,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/03_incdec-pthread.yml/witness.yml [2024-01-27 14:46:35,129 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 14:46:35,129 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 14:46:35,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i [2024-01-27 14:46:36,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 14:46:36,312 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 14:46:36,312 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i [2024-01-27 14:46:36,326 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36a7f69e5/2be5cad8c0384f89afffba4d94781a2e/FLAGe24ec13cb [2024-01-27 14:46:36,340 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36a7f69e5/2be5cad8c0384f89afffba4d94781a2e [2024-01-27 14:46:36,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 14:46:36,342 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 14:46:36,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 14:46:36,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 14:46:36,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 14:46:36,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:46:35" (1/2) ... [2024-01-27 14:46:36,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8b0a4d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:36, skipping insertion in model container [2024-01-27 14:46:36,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:46:35" (1/2) ... [2024-01-27 14:46:36,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@545b95e8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:36, skipping insertion in model container [2024-01-27 14:46:36,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:46:36" (2/2) ... [2024-01-27 14:46:36,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8b0a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36, skipping insertion in model container [2024-01-27 14:46:36,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:46:36" (2/2) ... [2024-01-27 14:46:36,352 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 14:46:36,410 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 14:46:36,411 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (unsigned int )value <= 4294967294U [2024-01-27 14:46:36,412 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,412 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,412 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,412 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,412 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,412 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (unsigned int )dec_flag == 0U [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L715-L715] dec_v != 0U [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L715-L715] 1U <= dec_v [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] 0U == inc_v [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] (unsigned int )value <= 4294967294U [2024-01-27 14:46:36,413 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] (unsigned int )value != 4294967295U [2024-01-27 14:46:36,414 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] inc_v == 0U [2024-01-27 14:46:36,414 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,414 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,414 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (unsigned int )inc_flag == 0U [2024-01-27 14:46:36,414 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (unsigned int )value != 0U [2024-01-27 14:46:36,414 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,415 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,415 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,415 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,415 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,415 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= (unsigned int )value [2024-01-27 14:46:36,415 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (unsigned int )inc_flag == 0U [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (unsigned int )value != 0U [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,416 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= (unsigned int )value [2024-01-27 14:46:36,417 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] dec_v != 0U [2024-01-27 14:46:36,417 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,417 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-27 14:46:36,418 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,419 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,419 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,419 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (unsigned int )value <= 4294967294U [2024-01-27 14:46:36,419 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,419 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,419 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,419 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (unsigned int )dec_flag == 0U [2024-01-27 14:46:36,420 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v != 4294967295U [2024-01-27 14:46:36,420 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-27 14:46:36,420 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] (unsigned int )value != 4294967295U [2024-01-27 14:46:36,420 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] 1U <= dec_v [2024-01-27 14:46:36,420 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] (unsigned int )value <= 4294967294U [2024-01-27 14:46:36,421 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] dec_v != 0U [2024-01-27 14:46:36,421 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] (unsigned int )dec_flag == 1U [2024-01-27 14:46:36,421 INFO L98 nessWitnessExtractor]: Location invariant before [L719-L719] (unsigned long )arg == 0UL [2024-01-27 14:46:36,421 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (unsigned int )value != 0U [2024-01-27 14:46:36,422 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] 1U <= (unsigned int )value [2024-01-27 14:46:36,422 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] dec_v != 0U [2024-01-27 14:46:36,423 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] 1U <= dec_v [2024-01-27 14:46:36,423 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] inc_v == 0U [2024-01-27 14:46:36,423 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] (unsigned int )value == 4294967295U [2024-01-27 14:46:36,423 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] 0U == inc_v [2024-01-27 14:46:36,423 INFO L98 nessWitnessExtractor]: Location invariant before [L722-L722] (unsigned long )arg == 0UL [2024-01-27 14:46:36,423 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (unsigned int )value != 0U [2024-01-27 14:46:36,423 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 1U <= (unsigned int )value [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L721] (unsigned long )arg == 0UL [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L721] r != 0 [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L721] (unsigned long )arg == 0UL [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant after [L720-L721] r == 0 [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant after [L720-L721] (unsigned long )arg == 0UL [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (unsigned int )value == 0U [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] (unsigned int )value != 0U [2024-01-27 14:46:36,424 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] inc_v != 4294967295U [2024-01-27 14:46:36,425 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] 1U <= (unsigned int )value [2024-01-27 14:46:36,425 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] inc_v <= 4294967294U [2024-01-27 14:46:36,425 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] (unsigned int )inc_flag == 1U [2024-01-27 14:46:36,425 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L702] inc_v == 0U [2024-01-27 14:46:36,425 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L702] 0U == inc_v [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] inc_v <= 4294967294U [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] inc_v != 4294967295U [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] inc_v == 0U [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] 0U == inc_v [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] (unsigned int )value <= 4294967294U [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] inc_v != 4294967295U [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] (unsigned int )value != 4294967295U [2024-01-27 14:46:36,426 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] inc_v <= 4294967294U [2024-01-27 14:46:36,427 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] 0U == inc_v [2024-01-27 14:46:36,427 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] inc_v == 0U [2024-01-27 14:46:36,465 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 14:46:36,754 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[30745,30758] [2024-01-27 14:46:36,762 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[31120,31133] [2024-01-27 14:46:36,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:46:36,778 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 14:46:36,859 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[30745,30758] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 14:46:36,863 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 14:46:36,870 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[31120,31133] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 14:46:36,876 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 14:46:36,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:46:36,908 INFO L206 MainTranslator]: Completed translation [2024-01-27 14:46:36,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36 WrapperNode [2024-01-27 14:46:36,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 14:46:36,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 14:46:36,909 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 14:46:36,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 14:46:36,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,945 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 165 [2024-01-27 14:46:36,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 14:46:36,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 14:46:36,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 14:46:36,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 14:46:36,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,956 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,965 INFO L175 MemorySlicer]: Split 8 memory accesses to 3 slices as follows [2, 5, 1]. 63 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5, 0]. The 1 writes are split as follows [0, 0, 1]. [2024-01-27 14:46:36,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,971 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,975 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 14:46:36,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 14:46:36,980 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 14:46:36,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 14:46:36,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (1/1) ... [2024-01-27 14:46:36,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:46:36,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 14:46:37,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-27 14:46:37,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-27 14:46:37,034 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-01-27 14:46:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-01-27 14:46:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 14:46:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 14:46:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 14:46:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-27 14:46:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 14:46:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 14:46:37,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 14:46:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 14:46:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 14:46:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 14:46:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-27 14:46:37,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 14:46:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 14:46:37,038 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 14:46:37,135 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 14:46:37,137 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 14:46:37,426 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 14:46:37,426 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 14:46:37,508 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 14:46:37,511 INFO L320 CfgBuilder]: Removed 1 assume(true) statements. [2024-01-27 14:46:37,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:46:37 BoogieIcfgContainer [2024-01-27 14:46:37,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 14:46:37,513 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 14:46:37,513 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 14:46:37,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 14:46:37,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:46:35" (1/4) ... [2024-01-27 14:46:37,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd9985a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 02:46:37, skipping insertion in model container [2024-01-27 14:46:37,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:46:36" (2/4) ... [2024-01-27 14:46:37,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd9985a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:46:37, skipping insertion in model container [2024-01-27 14:46:37,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:36" (3/4) ... [2024-01-27 14:46:37,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd9985a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:46:37, skipping insertion in model container [2024-01-27 14:46:37,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:46:37" (4/4) ... [2024-01-27 14:46:37,519 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec-pthread.i [2024-01-27 14:46:37,533 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 14:46:37,534 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 68 error locations. [2024-01-27 14:46:37,534 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 14:46:37,623 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-27 14:46:37,665 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 173 places, 175 transitions, 354 flow [2024-01-27 14:46:37,712 INFO L124 PetriNetUnfolderBase]: 5/177 cut-off events. [2024-01-27 14:46:37,712 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:46:37,715 INFO L83 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 177 events. 5/177 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 467 event pairs, 0 based on Foata normal form. 0/102 useless extension candidates. Maximal degree in co-relation 172. Up to 2 conditions per place. [2024-01-27 14:46:37,715 INFO L82 GeneralOperation]: Start removeDead. Operand has 173 places, 175 transitions, 354 flow [2024-01-27 14:46:37,725 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 173 places, 175 transitions, 354 flow [2024-01-27 14:46:37,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 14:46:37,737 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@420e4357, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 14:46:37,737 INFO L358 AbstractCegarLoop]: Starting to check reachability of 137 error locations. [2024-01-27 14:46:37,742 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 14:46:37,743 INFO L124 PetriNetUnfolderBase]: 0/6 cut-off events. [2024-01-27 14:46:37,743 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:46:37,744 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:46:37,746 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 14:46:37,747 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 134 more)] === [2024-01-27 14:46:37,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:46:37,751 INFO L85 PathProgramCache]: Analyzing trace with hash 406386478, now seen corresponding path program 1 times [2024-01-27 14:46:37,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:46:37,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020538911] [2024-01-27 14:46:37,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:46:37,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:46:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:46:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 14:46:38,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:46:38,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020538911] [2024-01-27 14:46:38,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020538911] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:46:38,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:46:38,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 14:46:38,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532727657] [2024-01-27 14:46:38,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:46:38,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 14:46:38,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:46:38,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 14:46:38,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 14:46:38,153 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 138 out of 175 [2024-01-27 14:46:38,158 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 175 transitions, 354 flow. Second operand has 4 states, 4 states have (on average 139.25) internal successors, (557), 4 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:46:38,159 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:46:38,159 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 138 of 175 [2024-01-27 14:46:38,160 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:46:38,313 INFO L124 PetriNetUnfolderBase]: 53/536 cut-off events. [2024-01-27 14:46:38,313 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:46:38,317 INFO L83 FinitePrefix]: Finished finitePrefix Result has 665 conditions, 536 events. 53/536 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2974 event pairs, 0 based on Foata normal form. 15/374 useless extension candidates. Maximal degree in co-relation 653. Up to 119 conditions per place. [2024-01-27 14:46:38,321 INFO L140 encePairwiseOnDemand]: 165/175 looper letters, 30 selfloop transitions, 2 changer transitions 0/170 dead transitions. [2024-01-27 14:46:38,321 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 170 transitions, 408 flow [2024-01-27 14:46:38,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 14:46:38,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 14:46:38,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 594 transitions. [2024-01-27 14:46:38,338 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8485714285714285 [2024-01-27 14:46:38,340 INFO L175 Difference]: Start difference. First operand has 173 places, 175 transitions, 354 flow. Second operand 4 states and 594 transitions. [2024-01-27 14:46:38,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 170 transitions, 408 flow [2024-01-27 14:46:38,343 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 170 transitions, 408 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-27 14:46:38,346 INFO L231 Difference]: Finished difference. Result has 170 places, 167 transitions, 342 flow [2024-01-27 14:46:38,348 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=175, PETRI_DIFFERENCE_MINUEND_FLOW=338, PETRI_DIFFERENCE_MINUEND_PLACES=167, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=342, PETRI_PLACES=170, PETRI_TRANSITIONS=167} [2024-01-27 14:46:38,351 INFO L281 CegarLoopForPetriNet]: 173 programPoint places, -3 predicate places. [2024-01-27 14:46:38,351 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 167 transitions, 342 flow [2024-01-27 14:46:38,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 139.25) internal successors, (557), 4 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:46:38,351 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:46:38,352 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2024-01-27 14:46:38,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 14:46:38,352 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 134 more)] === [2024-01-27 14:46:38,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:46:38,354 INFO L85 PathProgramCache]: Analyzing trace with hash -287057729, now seen corresponding path program 1 times [2024-01-27 14:46:38,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:46:38,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975198009] [2024-01-27 14:46:38,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:46:38,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:46:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:46:38,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 14:46:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:46:38,407 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 14:46:38,407 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 14:46:38,408 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (136 of 137 remaining) [2024-01-27 14:46:38,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 137 remaining) [2024-01-27 14:46:38,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 137 remaining) [2024-01-27 14:46:38,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 137 remaining) [2024-01-27 14:46:38,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 137 remaining) [2024-01-27 14:46:38,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 137 remaining) [2024-01-27 14:46:38,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 137 remaining) [2024-01-27 14:46:38,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 137 remaining) [2024-01-27 14:46:38,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 137 remaining) [2024-01-27 14:46:38,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 137 remaining) [2024-01-27 14:46:38,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 137 remaining) [2024-01-27 14:46:38,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 137 remaining) [2024-01-27 14:46:38,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 137 remaining) [2024-01-27 14:46:38,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 137 remaining) [2024-01-27 14:46:38,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 137 remaining) [2024-01-27 14:46:38,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 137 remaining) [2024-01-27 14:46:38,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 137 remaining) [2024-01-27 14:46:38,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 137 remaining) [2024-01-27 14:46:38,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 137 remaining) [2024-01-27 14:46:38,414 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 137 remaining) [2024-01-27 14:46:38,416 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 137 remaining) [2024-01-27 14:46:38,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 137 remaining) [2024-01-27 14:46:38,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 137 remaining) [2024-01-27 14:46:38,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 137 remaining) [2024-01-27 14:46:38,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 137 remaining) [2024-01-27 14:46:38,417 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 137 remaining) [2024-01-27 14:46:38,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 137 remaining) [2024-01-27 14:46:38,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 137 remaining) [2024-01-27 14:46:38,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 137 remaining) [2024-01-27 14:46:38,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 137 remaining) [2024-01-27 14:46:38,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 137 remaining) [2024-01-27 14:46:38,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 137 remaining) [2024-01-27 14:46:38,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 137 remaining) [2024-01-27 14:46:38,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 137 remaining) [2024-01-27 14:46:38,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 137 remaining) [2024-01-27 14:46:38,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 137 remaining) [2024-01-27 14:46:38,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 137 remaining) [2024-01-27 14:46:38,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 137 remaining) [2024-01-27 14:46:38,420 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 137 remaining) [2024-01-27 14:46:38,420 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 137 remaining) [2024-01-27 14:46:38,420 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 137 remaining) [2024-01-27 14:46:38,420 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 137 remaining) [2024-01-27 14:46:38,420 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 137 remaining) [2024-01-27 14:46:38,420 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 137 remaining) [2024-01-27 14:46:38,421 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 137 remaining) [2024-01-27 14:46:38,421 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 137 remaining) [2024-01-27 14:46:38,421 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 137 remaining) [2024-01-27 14:46:38,421 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 137 remaining) [2024-01-27 14:46:38,421 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 137 remaining) [2024-01-27 14:46:38,422 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 137 remaining) [2024-01-27 14:46:38,422 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 137 remaining) [2024-01-27 14:46:38,425 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 137 remaining) [2024-01-27 14:46:38,425 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 137 remaining) [2024-01-27 14:46:38,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 137 remaining) [2024-01-27 14:46:38,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 137 remaining) [2024-01-27 14:46:38,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 137 remaining) [2024-01-27 14:46:38,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 137 remaining) [2024-01-27 14:46:38,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 137 remaining) [2024-01-27 14:46:38,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 137 remaining) [2024-01-27 14:46:38,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 137 remaining) [2024-01-27 14:46:38,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 137 remaining) [2024-01-27 14:46:38,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (75 of 137 remaining) [2024-01-27 14:46:38,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 137 remaining) [2024-01-27 14:46:38,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 137 remaining) [2024-01-27 14:46:38,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 137 remaining) [2024-01-27 14:46:38,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 137 remaining) [2024-01-27 14:46:38,428 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (70 of 137 remaining) [2024-01-27 14:46:38,428 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 137 remaining) [2024-01-27 14:46:38,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 137 remaining) [2024-01-27 14:46:38,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 137 remaining) [2024-01-27 14:46:38,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 137 remaining) [2024-01-27 14:46:38,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 137 remaining) [2024-01-27 14:46:38,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 137 remaining) [2024-01-27 14:46:38,432 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 137 remaining) [2024-01-27 14:46:38,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 137 remaining) [2024-01-27 14:46:38,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 137 remaining) [2024-01-27 14:46:38,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 137 remaining) [2024-01-27 14:46:38,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 137 remaining) [2024-01-27 14:46:38,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 137 remaining) [2024-01-27 14:46:38,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 137 remaining) [2024-01-27 14:46:38,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 137 remaining) [2024-01-27 14:46:38,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 137 remaining) [2024-01-27 14:46:38,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 137 remaining) [2024-01-27 14:46:38,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 137 remaining) [2024-01-27 14:46:38,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 137 remaining) [2024-01-27 14:46:38,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 137 remaining) [2024-01-27 14:46:38,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 137 remaining) [2024-01-27 14:46:38,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 137 remaining) [2024-01-27 14:46:38,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 137 remaining) [2024-01-27 14:46:38,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 137 remaining) [2024-01-27 14:46:38,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 137 remaining) [2024-01-27 14:46:38,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 137 remaining) [2024-01-27 14:46:38,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 137 remaining) [2024-01-27 14:46:38,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 137 remaining) [2024-01-27 14:46:38,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 137 remaining) [2024-01-27 14:46:38,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 137 remaining) [2024-01-27 14:46:38,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 137 remaining) [2024-01-27 14:46:38,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 137 remaining) [2024-01-27 14:46:38,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 137 remaining) [2024-01-27 14:46:38,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 137 remaining) [2024-01-27 14:46:38,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 137 remaining) [2024-01-27 14:46:38,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 137 remaining) [2024-01-27 14:46:38,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 137 remaining) [2024-01-27 14:46:38,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 137 remaining) [2024-01-27 14:46:38,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 137 remaining) [2024-01-27 14:46:38,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 137 remaining) [2024-01-27 14:46:38,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 137 remaining) [2024-01-27 14:46:38,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 137 remaining) [2024-01-27 14:46:38,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 137 remaining) [2024-01-27 14:46:38,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 137 remaining) [2024-01-27 14:46:38,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 137 remaining) [2024-01-27 14:46:38,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 137 remaining) [2024-01-27 14:46:38,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 137 remaining) [2024-01-27 14:46:38,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 137 remaining) [2024-01-27 14:46:38,440 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 137 remaining) [2024-01-27 14:46:38,440 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 137 remaining) [2024-01-27 14:46:38,440 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 137 remaining) [2024-01-27 14:46:38,440 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 137 remaining) [2024-01-27 14:46:38,440 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 137 remaining) [2024-01-27 14:46:38,440 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 137 remaining) [2024-01-27 14:46:38,440 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 137 remaining) [2024-01-27 14:46:38,441 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 137 remaining) [2024-01-27 14:46:38,441 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 137 remaining) [2024-01-27 14:46:38,441 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 137 remaining) [2024-01-27 14:46:38,441 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 137 remaining) [2024-01-27 14:46:38,441 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 137 remaining) [2024-01-27 14:46:38,441 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 137 remaining) [2024-01-27 14:46:38,441 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 137 remaining) [2024-01-27 14:46:38,442 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 137 remaining) [2024-01-27 14:46:38,442 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (7 of 137 remaining) [2024-01-27 14:46:38,442 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 137 remaining) [2024-01-27 14:46:38,442 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 137 remaining) [2024-01-27 14:46:38,442 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 137 remaining) [2024-01-27 14:46:38,442 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 137 remaining) [2024-01-27 14:46:38,442 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (2 of 137 remaining) [2024-01-27 14:46:38,443 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 137 remaining) [2024-01-27 14:46:38,443 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 137 remaining) [2024-01-27 14:46:38,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 14:46:38,443 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-27 14:46:38,446 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-01-27 14:46:38,446 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-01-27 14:46:38,512 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-27 14:46:38,524 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 340 places, 345 transitions, 700 flow [2024-01-27 14:46:38,570 INFO L124 PetriNetUnfolderBase]: 10/350 cut-off events. [2024-01-27 14:46:38,570 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-27 14:46:38,575 INFO L83 FinitePrefix]: Finished finitePrefix Result has 358 conditions, 350 events. 10/350 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1635 event pairs, 0 based on Foata normal form. 0/201 useless extension candidates. Maximal degree in co-relation 341. Up to 3 conditions per place. [2024-01-27 14:46:38,575 INFO L82 GeneralOperation]: Start removeDead. Operand has 340 places, 345 transitions, 700 flow [2024-01-27 14:46:38,584 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 340 places, 345 transitions, 700 flow [2024-01-27 14:46:38,586 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 14:46:38,586 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@420e4357, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 14:46:38,586 INFO L358 AbstractCegarLoop]: Starting to check reachability of 205 error locations. [2024-01-27 14:46:38,588 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 14:46:38,588 INFO L124 PetriNetUnfolderBase]: 0/8 cut-off events. [2024-01-27 14:46:38,588 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:46:38,588 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:46:38,588 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 14:46:38,589 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 202 more)] === [2024-01-27 14:46:38,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:46:38,589 INFO L85 PathProgramCache]: Analyzing trace with hash 735789520, now seen corresponding path program 1 times [2024-01-27 14:46:38,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:46:38,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318022862] [2024-01-27 14:46:38,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:46:38,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:46:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:46:38,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 14:46:38,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:46:38,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318022862] [2024-01-27 14:46:38,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318022862] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:46:38,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:46:38,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 14:46:38,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020592797] [2024-01-27 14:46:38,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:46:38,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 14:46:38,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:46:38,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 14:46:38,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 14:46:38,723 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 345 [2024-01-27 14:46:38,738 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 340 places, 345 transitions, 700 flow. Second operand has 4 states, 4 states have (on average 282.25) internal successors, (1129), 4 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:46:38,739 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:46:38,739 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 345 [2024-01-27 14:46:38,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:46:40,093 INFO L124 PetriNetUnfolderBase]: 2876/14195 cut-off events. [2024-01-27 14:46:40,093 INFO L125 PetriNetUnfolderBase]: For 79/79 co-relation queries the response was YES. [2024-01-27 14:46:40,116 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18735 conditions, 14195 events. 2876/14195 cut-off events. For 79/79 co-relation queries the response was YES. Maximal size of possible extension queue 403. Compared 175430 event pairs, 42 based on Foata normal form. 476/10292 useless extension candidates. Maximal degree in co-relation 17943. Up to 4343 conditions per place. [2024-01-27 14:46:40,182 INFO L140 encePairwiseOnDemand]: 333/345 looper letters, 80 selfloop transitions, 2 changer transitions 0/363 dead transitions. [2024-01-27 14:46:40,182 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 337 places, 363 transitions, 905 flow [2024-01-27 14:46:40,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 14:46:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 14:46:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1220 transitions. [2024-01-27 14:46:40,185 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8840579710144928 [2024-01-27 14:46:40,185 INFO L175 Difference]: Start difference. First operand has 340 places, 345 transitions, 700 flow. Second operand 4 states and 1220 transitions. [2024-01-27 14:46:40,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 337 places, 363 transitions, 905 flow [2024-01-27 14:46:40,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 363 transitions, 905 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-27 14:46:40,193 INFO L231 Difference]: Finished difference. Result has 337 places, 335 transitions, 684 flow [2024-01-27 14:46:40,194 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=345, PETRI_DIFFERENCE_MINUEND_FLOW=680, PETRI_DIFFERENCE_MINUEND_PLACES=334, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=684, PETRI_PLACES=337, PETRI_TRANSITIONS=335} [2024-01-27 14:46:40,195 INFO L281 CegarLoopForPetriNet]: 340 programPoint places, -3 predicate places. [2024-01-27 14:46:40,195 INFO L495 AbstractCegarLoop]: Abstraction has has 337 places, 335 transitions, 684 flow [2024-01-27 14:46:40,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 282.25) internal successors, (1129), 4 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:46:40,195 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:46:40,196 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:46:40,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-27 14:46:40,196 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 202 more)] === [2024-01-27 14:46:40,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:46:40,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1575840526, now seen corresponding path program 1 times [2024-01-27 14:46:40,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:46:40,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646876791] [2024-01-27 14:46:40,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:46:40,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:46:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:46:40,217 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 14:46:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:46:40,234 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 14:46:40,234 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 14:46:40,235 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (204 of 205 remaining) [2024-01-27 14:46:40,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (203 of 205 remaining) [2024-01-27 14:46:40,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (202 of 205 remaining) [2024-01-27 14:46:40,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (201 of 205 remaining) [2024-01-27 14:46:40,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (200 of 205 remaining) [2024-01-27 14:46:40,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (199 of 205 remaining) [2024-01-27 14:46:40,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (198 of 205 remaining) [2024-01-27 14:46:40,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (197 of 205 remaining) [2024-01-27 14:46:40,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (196 of 205 remaining) [2024-01-27 14:46:40,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (195 of 205 remaining) [2024-01-27 14:46:40,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (194 of 205 remaining) [2024-01-27 14:46:40,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (193 of 205 remaining) [2024-01-27 14:46:40,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (192 of 205 remaining) [2024-01-27 14:46:40,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (191 of 205 remaining) [2024-01-27 14:46:40,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (190 of 205 remaining) [2024-01-27 14:46:40,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (189 of 205 remaining) [2024-01-27 14:46:40,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (188 of 205 remaining) [2024-01-27 14:46:40,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (187 of 205 remaining) [2024-01-27 14:46:40,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (186 of 205 remaining) [2024-01-27 14:46:40,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (185 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (184 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (183 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (182 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (181 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (180 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (179 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (178 of 205 remaining) [2024-01-27 14:46:40,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (177 of 205 remaining) [2024-01-27 14:46:40,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (176 of 205 remaining) [2024-01-27 14:46:40,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (175 of 205 remaining) [2024-01-27 14:46:40,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (174 of 205 remaining) [2024-01-27 14:46:40,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (173 of 205 remaining) [2024-01-27 14:46:40,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (172 of 205 remaining) [2024-01-27 14:46:40,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (171 of 205 remaining) [2024-01-27 14:46:40,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (170 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (169 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (168 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (167 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (166 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (165 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (164 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (163 of 205 remaining) [2024-01-27 14:46:40,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (162 of 205 remaining) [2024-01-27 14:46:40,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (161 of 205 remaining) [2024-01-27 14:46:40,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 205 remaining) [2024-01-27 14:46:40,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 205 remaining) [2024-01-27 14:46:40,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (143 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (138 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (135 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 205 remaining) [2024-01-27 14:46:40,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 205 remaining) [2024-01-27 14:46:40,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 205 remaining) [2024-01-27 14:46:40,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 205 remaining) [2024-01-27 14:46:40,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 205 remaining) [2024-01-27 14:46:40,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 205 remaining) [2024-01-27 14:46:40,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 205 remaining) [2024-01-27 14:46:40,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 205 remaining) [2024-01-27 14:46:40,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 205 remaining) [2024-01-27 14:46:40,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 205 remaining) [2024-01-27 14:46:40,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 205 remaining) [2024-01-27 14:46:40,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (74 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (69 of 205 remaining) [2024-01-27 14:46:40,323 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 205 remaining) [2024-01-27 14:46:40,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 205 remaining) [2024-01-27 14:46:40,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 205 remaining) [2024-01-27 14:46:40,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 205 remaining) [2024-01-27 14:46:40,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 205 remaining) [2024-01-27 14:46:40,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 205 remaining) [2024-01-27 14:46:40,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 205 remaining) [2024-01-27 14:46:40,324 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 205 remaining) [2024-01-27 14:46:40,325 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 205 remaining) [2024-01-27 14:46:40,326 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 205 remaining) [2024-01-27 14:46:40,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 205 remaining) [2024-01-27 14:46:40,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 205 remaining) [2024-01-27 14:46:40,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 205 remaining) [2024-01-27 14:46:40,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 205 remaining) [2024-01-27 14:46:40,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 205 remaining) [2024-01-27 14:46:40,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 205 remaining) [2024-01-27 14:46:40,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 205 remaining) [2024-01-27 14:46:40,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 205 remaining) [2024-01-27 14:46:40,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 205 remaining) [2024-01-27 14:46:40,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 205 remaining) [2024-01-27 14:46:40,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 205 remaining) [2024-01-27 14:46:40,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 205 remaining) [2024-01-27 14:46:40,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 205 remaining) [2024-01-27 14:46:40,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 205 remaining) [2024-01-27 14:46:40,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 205 remaining) [2024-01-27 14:46:40,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 205 remaining) [2024-01-27 14:46:40,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (7 of 205 remaining) [2024-01-27 14:46:40,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 205 remaining) [2024-01-27 14:46:40,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 205 remaining) [2024-01-27 14:46:40,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 205 remaining) [2024-01-27 14:46:40,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 205 remaining) [2024-01-27 14:46:40,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (2 of 205 remaining) [2024-01-27 14:46:40,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 205 remaining) [2024-01-27 14:46:40,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 205 remaining) [2024-01-27 14:46:40,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-27 14:46:40,333 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-27 14:46:40,339 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2024-01-27 14:46:40,339 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 14:46:40,358 INFO L503 ceAbstractionStarter]: Automizer considered 66 witness invariants [2024-01-27 14:46:40,358 INFO L504 ceAbstractionStarter]: WitnessConsidered=66 [2024-01-27 14:46:40,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:46:40 BasicIcfg [2024-01-27 14:46:40,360 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 14:46:40,360 INFO L158 Benchmark]: Toolchain (without parser) took 4018.72ms. Allocated memory was 211.8MB in the beginning and 306.2MB in the end (delta: 94.4MB). Free memory was 132.8MB in the beginning and 201.3MB in the end (delta: -68.5MB). Peak memory consumption was 162.5MB. Max. memory is 16.1GB. [2024-01-27 14:46:40,360 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory was 107.7MB in the beginning and 107.6MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:46:40,361 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 211.8MB. Free memory is still 181.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:46:40,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.16ms. Allocated memory is still 211.8MB. Free memory was 132.7MB in the beginning and 167.9MB in the end (delta: -35.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-01-27 14:46:40,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.88ms. Allocated memory is still 211.8MB. Free memory was 167.9MB in the beginning and 165.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 14:46:40,361 INFO L158 Benchmark]: Boogie Preprocessor took 31.53ms. Allocated memory is still 211.8MB. Free memory was 165.3MB in the beginning and 163.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 14:46:40,361 INFO L158 Benchmark]: RCFGBuilder took 532.59ms. Allocated memory is still 211.8MB. Free memory was 163.2MB in the beginning and 129.0MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-01-27 14:46:40,362 INFO L158 Benchmark]: TraceAbstraction took 2847.08ms. Allocated memory was 211.8MB in the beginning and 306.2MB in the end (delta: 94.4MB). Free memory was 128.7MB in the beginning and 201.3MB in the end (delta: -72.6MB). Peak memory consumption was 157.0MB. Max. memory is 16.1GB. [2024-01-27 14:46:40,363 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory was 107.7MB in the beginning and 107.6MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 211.8MB. Free memory is still 181.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.16ms. Allocated memory is still 211.8MB. Free memory was 132.7MB in the beginning and 167.9MB in the end (delta: -35.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.88ms. Allocated memory is still 211.8MB. Free memory was 167.9MB in the beginning and 165.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.53ms. Allocated memory is still 211.8MB. Free memory was 165.3MB in the beginning and 163.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 532.59ms. Allocated memory is still 211.8MB. Free memory was 163.2MB in the beginning and 129.0MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2847.08ms. Allocated memory was 211.8MB in the beginning and 306.2MB in the end (delta: 94.4MB). Free memory was 128.7MB in the beginning and 201.3MB in the end (delta: -72.6MB). Peak memory consumption was 157.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 720]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L686] 0 volatile unsigned value = 0; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L688] 0 volatile unsigned inc_flag = 0; [L689] 0 volatile unsigned dec_flag = 0; [L725] 0 pthread_t t; VAL [dec_flag=0, inc_flag=0, m={3:0}, t={5:0}, value=0] [L726] COND TRUE 0 1 [L726] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0) VAL [dec_flag=0, inc_flag=0, m={3:0}, t={5:0}, value=0] [L719] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] [L719] 1 int r = __VERIFIER_nondet_int(); [L720] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, dec_flag=0, inc_flag=0, m={3:0}, r=0, value=0] [L720] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[r],IntegerLiteral[0]]]] VAL [arg={0:0}, arg={0:0}, dec_flag=0, inc_flag=0, m={3:0}, r=0, value=0] - UnprovableResult [Line: 719]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 692]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 692]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 708]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 711]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 711]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 693]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 693]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 694]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 694]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 722]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 694]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 695]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 695]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 715]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 715]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 701]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 701]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 726]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 336 locations, 137 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 74 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 63 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 3 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=354occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 501 locations, 205 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 119 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 121 IncrementalHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 0 mSDtfsCounter, 121 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=700occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-27 14:46:40,402 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE