./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.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/arithmetic_prog_bad.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ab2e0ac4 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-deagle/arithmetic_prog_bad.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/arithmetic_prog_bad.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-ab2e0ac-m [2024-01-29 14:39:47,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:39:47,721 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:39:47,726 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:39:47,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:39:47,754 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:39:47,754 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:39:47,754 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:39:47,755 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:39:47,758 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:39:47,758 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:39:47,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:39:47,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:39:47,760 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:39:47,760 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:39:47,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:39:47,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:39:47,761 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:39:47,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:39:47,761 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:39:47,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:39:47,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:39:47,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:39:47,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:39:47,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:39:47,763 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:39:47,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:39:47,763 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:39:47,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:39:47,764 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:39:47,765 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:39:47,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:39:47,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:47,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:39:47,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:39:47,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:39:47,766 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:39:47,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:39:47,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:39:47,766 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:39:47,767 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:39:47,767 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:39:47,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:39:47,767 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:39:47,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:39:47,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:39:48,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:39:48,002 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:39:48,002 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:39:48,003 INFO L431 ainManager$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/arithmetic_prog_bad.yml/witness.yml [2024-01-29 14:39:48,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:39:48,119 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:39:48,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2024-01-29 14:39:49,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:39:49,267 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:39:49,268 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2024-01-29 14:39:49,281 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f00f09fc/daff7448373a4332b9d591ddf736ef15/FLAG9010a7066 [2024-01-29 14:39:49,290 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f00f09fc/daff7448373a4332b9d591ddf736ef15 [2024-01-29 14:39:49,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:39:49,292 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:39:49,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:49,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:39:49,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:39:49,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:48" (1/2) ... [2024-01-29 14:39:49,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0c6fd1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:49, skipping insertion in model container [2024-01-29 14:39:49,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:48" (1/2) ... [2024-01-29 14:39:49,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34574544 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:49, skipping insertion in model container [2024-01-29 14:39:49,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:49" (2/2) ... [2024-01-29 14:39:49,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0c6fd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49, skipping insertion in model container [2024-01-29 14:39:49,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:49" (2/2) ... [2024-01-29 14:39:49,300 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:39:49,365 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:39:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] num == 0 [2024-01-29 14:39:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] total == 0UL [2024-01-29 14:39:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] flag == 0 [2024-01-29 14:39:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L903-L903] j == 3 [2024-01-29 14:39:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L903-L903] (unsigned long )arg == 0UL [2024-01-29 14:39:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] total == 0UL [2024-01-29 14:39:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] flag == 0 [2024-01-29 14:39:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] num == 0 [2024-01-29 14:39:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L891-L891] (unsigned long )arg == 0UL [2024-01-29 14:39:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L879-L879] (1 <= i && i <= 2) || (0 == i && i == 0) [2024-01-29 14:39:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L879-L879] (unsigned long )arg == 0UL [2024-01-29 14:39:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L893-L893] (0 == j && j == 0) || (1 <= j && j <= 2) [2024-01-29 14:39:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L893-L893] (unsigned long )arg == 0UL [2024-01-29 14:39:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L877-L877] (unsigned long )arg == 0UL [2024-01-29 14:39:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] num == 1 [2024-01-29 14:39:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] (0 == i && i == 0) || (1 <= i && i <= 2) [2024-01-29 14:39:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] (unsigned long )arg == 0UL [2024-01-29 14:39:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] flag == 0 [2024-01-29 14:39:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] total == 0UL [2024-01-29 14:39:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] num == 0 [2024-01-29 14:39:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] (0 == i && i == 0) || (1 <= i && i <= 2) [2024-01-29 14:39:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] num == 0 [2024-01-29 14:39:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] (unsigned long )arg == 0UL [2024-01-29 14:39:49,370 INFO L98 nessWitnessExtractor]: Loop invariant at [L878-L886] (1 <= i && i <= 3) || (0 == i && i == 0) [2024-01-29 14:39:49,370 INFO L98 nessWitnessExtractor]: Loop invariant at [L878-L886] (unsigned long )arg == 0UL [2024-01-29 14:39:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] (unsigned long )arg == 0UL [2024-01-29 14:39:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] (0 == j && j == 0) || (1 <= j && j <= 2) [2024-01-29 14:39:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] num == 0 [2024-01-29 14:39:49,370 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] num <= 1 [2024-01-29 14:39:49,371 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] (unsigned long )arg == 0UL [2024-01-29 14:39:49,371 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] 0 <= num [2024-01-29 14:39:49,371 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] ((((((((((((((((((((((((((((((((((((((((((((((1 <= i && i <= 2) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (1 <= i && i <= 2)) || (1 <= i && i <= 2) [2024-01-29 14:39:49,371 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] ((((((((((((((((((((((((((((((((((((((((((((((1 <= i && i <= 2) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (0 == i && i == 0)) || (1 <= i && i <= 2)) || (1 <= i && i <= 2)) || (1 <= i && i <= 2) [2024-01-29 14:39:49,371 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] num == 1 [2024-01-29 14:39:49,371 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] (unsigned long )arg == 0UL [2024-01-29 14:39:49,372 INFO L98 nessWitnessExtractor]: Location invariant before [L900-L900] (unsigned long )arg == 0UL [2024-01-29 14:39:49,372 INFO L98 nessWitnessExtractor]: Location invariant before [L900-L900] (0 == j && j == 0) || (1 <= j && j <= 2) [2024-01-29 14:39:49,372 INFO L98 nessWitnessExtractor]: Location invariant before [L904-L904] j == 3 [2024-01-29 14:39:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L904-L904] (unsigned long )arg == 0UL [2024-01-29 14:39:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] (unsigned long )arg == 0UL [2024-01-29 14:39:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] num == 1 [2024-01-29 14:39:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] (0 == j && j == 0) || (1 <= j && j <= 2) [2024-01-29 14:39:49,374 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] 0 <= num [2024-01-29 14:39:49,374 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] num <= 1 [2024-01-29 14:39:49,374 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] (((((((((((((((((((((((((((((((((((((((((((((((((((0 == j && j == 0) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2) [2024-01-29 14:39:49,374 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] (unsigned long )arg == 0UL [2024-01-29 14:39:49,374 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] (((((((((((((((((((((((((((((((((((((((((((((((((((0 == j && j == 0) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2)) || (0 == j && j == 0)) || (1 <= j && j <= 2) [2024-01-29 14:39:49,375 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] (unsigned long )arg == 0UL [2024-01-29 14:39:49,375 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] num == 0 [2024-01-29 14:39:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L884-L884] (0 == i && i == 0) || (1 <= i && i <= 2) [2024-01-29 14:39:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L884-L884] (unsigned long )arg == 0UL [2024-01-29 14:39:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] total == 0UL [2024-01-29 14:39:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] num == 0 [2024-01-29 14:39:49,376 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] flag == 0 [2024-01-29 14:39:49,376 INFO L98 nessWitnessExtractor]: Location invariant before [L902-L902] (unsigned long )arg == 0UL [2024-01-29 14:39:49,376 INFO L98 nessWitnessExtractor]: Location invariant before [L902-L902] j == 3 [2024-01-29 14:39:49,376 INFO L98 nessWitnessExtractor]: Location invariant before [L899-L899] (unsigned long )arg == 0UL [2024-01-29 14:39:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L899-L899] (0 == j && j == 0) || (1 <= j && j <= 2) [2024-01-29 14:39:49,377 INFO L98 nessWitnessExtractor]: Loop invariant at [L892-L901] (unsigned long )arg == 0UL [2024-01-29 14:39:49,377 INFO L98 nessWitnessExtractor]: Loop invariant at [L892-L901] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-29 14:39:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] flag == 0 [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] num == 0 [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] total == 0UL [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L887-L887] (unsigned long )arg == 0UL [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L887-L887] i == 3 [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] (0 == j && j == 0) || (1 <= j && j <= 2) [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] num == 1 [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] (unsigned long )arg == 0UL [2024-01-29 14:39:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] num == 0 [2024-01-29 14:39:49,379 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] total == 0UL [2024-01-29 14:39:49,379 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] flag == 0 [2024-01-29 14:39:49,379 INFO L98 nessWitnessExtractor]: Location invariant before [L885-L885] (unsigned long )arg == 0UL [2024-01-29 14:39:49,379 INFO L98 nessWitnessExtractor]: Location invariant before [L885-L885] (0 == i && i == 0) || (1 <= i && i <= 2) [2024-01-29 14:39:49,415 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:39:49,703 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-deagle/arithmetic_prog_bad.i[39758,39771] [2024-01-29 14:39:49,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:49,721 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 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 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 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 [2024-01-29 14:39:49,881 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-deagle/arithmetic_prog_bad.i[39758,39771] [2024-01-29 14:39:49,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:49,916 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:39:49,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49 WrapperNode [2024-01-29 14:39:49,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:49,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:49,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:39:49,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:39:49,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:49,956 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:49,974 INFO L138 Inliner]: procedures = 244, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 98 [2024-01-29 14:39:49,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:49,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:39:49,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:39:49,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:39:49,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:49,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,001 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,027 INFO L175 MemorySlicer]: Split 31 memory accesses to 7 slices as follows [2, 2, 1, 2, 8, 8, 8]. 26 percent of accesses are in the largest equivalence class. The 27 initializations are split as follows [2, 0, 1, 0, 8, 8, 8]. The 2 writes are split as follows [0, 1, 0, 1, 0, 0, 0]. [2024-01-29 14:39:50,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:39:50,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:39:50,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:39:50,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:39:50,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (1/1) ... [2024-01-29 14:39:50,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:50,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:39:50,095 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) [2024-01-29 14:39:50,120 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 [2024-01-29 14:39:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:39:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:39:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-01-29 14:39:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-01-29 14:39:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-01-29 14:39:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:39:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 14:39:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-29 14:39:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-29 14:39:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-01-29 14:39:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-29 14:39:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-29 14:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-29 14:39:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-29 14:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-29 14:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-29 14:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-01-29 14:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 14:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-01-29 14:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:39:50,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:39:50,137 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 14:39:50,284 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:39:50,285 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:39:50,715 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:39:50,715 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:39:50,895 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:39:50,895 INFO L320 CfgBuilder]: Removed 4 assume(true) statements. [2024-01-29 14:39:50,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:50 BoogieIcfgContainer [2024-01-29 14:39:50,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:39:50,899 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:39:50,899 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:39:50,901 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:39:50,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:48" (1/4) ... [2024-01-29 14:39:50,902 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317e6adb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:39:50, skipping insertion in model container [2024-01-29 14:39:50,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:39:49" (2/4) ... [2024-01-29 14:39:50,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317e6adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:39:50, skipping insertion in model container [2024-01-29 14:39:50,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:49" (3/4) ... [2024-01-29 14:39:50,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317e6adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:39:50, skipping insertion in model container [2024-01-29 14:39:50,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:50" (4/4) ... [2024-01-29 14:39:50,905 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_bad.i [2024-01-29 14:39:50,917 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:39:50,917 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2024-01-29 14:39:50,917 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:39:50,987 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-01-29 14:39:51,021 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 210 transitions, 434 flow [2024-01-29 14:39:51,088 INFO L124 PetriNetUnfolderBase]: 6/208 cut-off events. [2024-01-29 14:39:51,088 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-29 14:39:51,093 INFO L83 FinitePrefix]: Finished finitePrefix Result has 217 conditions, 208 events. 6/208 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 622 event pairs, 0 based on Foata normal form. 0/116 useless extension candidates. Maximal degree in co-relation 161. Up to 3 conditions per place. [2024-01-29 14:39:51,093 INFO L82 GeneralOperation]: Start removeDead. Operand has 211 places, 210 transitions, 434 flow [2024-01-29 14:39:51,102 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 207 places, 204 transitions, 420 flow [2024-01-29 14:39:51,112 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:39:51,120 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;@50a9be5c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:39:51,120 INFO L358 AbstractCegarLoop]: Starting to check reachability of 155 error locations. [2024-01-29 14:39:51,123 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:39:51,123 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:39:51,125 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:51,125 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:51,126 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:39:51,126 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:51,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:51,132 INFO L85 PathProgramCache]: Analyzing trace with hash 20393, now seen corresponding path program 1 times [2024-01-29 14:39:51,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:51,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033709446] [2024-01-29 14:39:51,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:51,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:51,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:51,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033709446] [2024-01-29 14:39:51,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033709446] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:51,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:51,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:39:51,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379330917] [2024-01-29 14:39:51,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:51,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:51,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:51,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:51,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:51,386 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 210 [2024-01-29 14:39:51,391 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 204 transitions, 420 flow. Second operand has 3 states, 3 states have (on average 158.66666666666666) internal successors, (476), 3 states have internal predecessors, (476), 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) [2024-01-29 14:39:51,392 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:51,392 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 210 [2024-01-29 14:39:51,393 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:51,742 INFO L124 PetriNetUnfolderBase]: 653/2989 cut-off events. [2024-01-29 14:39:51,742 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-01-29 14:39:51,748 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4066 conditions, 2989 events. 653/2989 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 26732 event pairs, 465 based on Foata normal form. 0/2073 useless extension candidates. Maximal degree in co-relation 3846. Up to 897 conditions per place. [2024-01-29 14:39:51,761 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 55 selfloop transitions, 2 changer transitions 0/212 dead transitions. [2024-01-29 14:39:51,761 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 212 transitions, 553 flow [2024-01-29 14:39:51,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 537 transitions. [2024-01-29 14:39:51,779 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8523809523809524 [2024-01-29 14:39:51,781 INFO L175 Difference]: Start difference. First operand has 207 places, 204 transitions, 420 flow. Second operand 3 states and 537 transitions. [2024-01-29 14:39:51,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 212 transitions, 553 flow [2024-01-29 14:39:51,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 212 transitions, 543 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-01-29 14:39:51,789 INFO L231 Difference]: Finished difference. Result has 199 places, 198 transitions, 404 flow [2024-01-29 14:39:51,791 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=198, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=404, PETRI_PLACES=199, PETRI_TRANSITIONS=198} [2024-01-29 14:39:51,794 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -8 predicate places. [2024-01-29 14:39:51,794 INFO L495 AbstractCegarLoop]: Abstraction has has 199 places, 198 transitions, 404 flow [2024-01-29 14:39:51,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.66666666666666) internal successors, (476), 3 states have internal predecessors, (476), 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) [2024-01-29 14:39:51,795 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:51,795 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-29 14:39:51,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:39:51,796 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:51,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:51,796 INFO L85 PathProgramCache]: Analyzing trace with hash 632837, now seen corresponding path program 1 times [2024-01-29 14:39:51,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:51,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915178302] [2024-01-29 14:39:51,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:51,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:51,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:51,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915178302] [2024-01-29 14:39:51,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915178302] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:51,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:51,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:39:51,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98068169] [2024-01-29 14:39:51,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:51,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:51,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:51,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:51,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:51,899 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 210 [2024-01-29 14:39:51,899 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 198 transitions, 404 flow. Second operand has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 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) [2024-01-29 14:39:51,899 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:51,899 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 210 [2024-01-29 14:39:51,900 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:52,279 INFO L124 PetriNetUnfolderBase]: 909/4341 cut-off events. [2024-01-29 14:39:52,279 INFO L125 PetriNetUnfolderBase]: For 44/44 co-relation queries the response was YES. [2024-01-29 14:39:52,286 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5792 conditions, 4341 events. 909/4341 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 39937 event pairs, 285 based on Foata normal form. 5/3027 useless extension candidates. Maximal degree in co-relation 5411. Up to 847 conditions per place. [2024-01-29 14:39:52,304 INFO L140 encePairwiseOnDemand]: 201/210 looper letters, 56 selfloop transitions, 3 changer transitions 0/213 dead transitions. [2024-01-29 14:39:52,304 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 195 places, 213 transitions, 553 flow [2024-01-29 14:39:52,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:52,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:52,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 557 transitions. [2024-01-29 14:39:52,306 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8841269841269841 [2024-01-29 14:39:52,307 INFO L175 Difference]: Start difference. First operand has 199 places, 198 transitions, 404 flow. Second operand 3 states and 557 transitions. [2024-01-29 14:39:52,307 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 195 places, 213 transitions, 553 flow [2024-01-29 14:39:52,310 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 193 places, 213 transitions, 549 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:39:52,313 INFO L231 Difference]: Finished difference. Result has 194 places, 194 transitions, 405 flow [2024-01-29 14:39:52,314 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=388, PETRI_DIFFERENCE_MINUEND_PLACES=191, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=189, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=405, PETRI_PLACES=194, PETRI_TRANSITIONS=194} [2024-01-29 14:39:52,315 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -13 predicate places. [2024-01-29 14:39:52,315 INFO L495 AbstractCegarLoop]: Abstraction has has 194 places, 194 transitions, 405 flow [2024-01-29 14:39:52,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 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) [2024-01-29 14:39:52,315 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:52,315 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-29 14:39:52,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:39:52,316 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:52,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:52,316 INFO L85 PathProgramCache]: Analyzing trace with hash 19618491, now seen corresponding path program 1 times [2024-01-29 14:39:52,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:52,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874944526] [2024-01-29 14:39:52,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:52,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:52,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:52,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:52,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874944526] [2024-01-29 14:39:52,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874944526] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:52,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:52,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:39:52,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669115513] [2024-01-29 14:39:52,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:52,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:52,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:52,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:52,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:52,395 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 141 out of 210 [2024-01-29 14:39:52,396 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 194 transitions, 405 flow. Second operand has 3 states, 3 states have (on average 141.66666666666666) internal successors, (425), 3 states have internal predecessors, (425), 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) [2024-01-29 14:39:52,396 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:52,396 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 141 of 210 [2024-01-29 14:39:52,396 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:52,491 INFO L124 PetriNetUnfolderBase]: 244/946 cut-off events. [2024-01-29 14:39:52,491 INFO L125 PetriNetUnfolderBase]: For 25/25 co-relation queries the response was YES. [2024-01-29 14:39:52,492 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1421 conditions, 946 events. 244/946 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 6783 event pairs, 228 based on Foata normal form. 126/874 useless extension candidates. Maximal degree in co-relation 1070. Up to 430 conditions per place. [2024-01-29 14:39:52,499 INFO L140 encePairwiseOnDemand]: 194/210 looper letters, 31 selfloop transitions, 1 changer transitions 0/103 dead transitions. [2024-01-29 14:39:52,500 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 103 transitions, 280 flow [2024-01-29 14:39:52,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:52,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:52,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 470 transitions. [2024-01-29 14:39:52,503 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.746031746031746 [2024-01-29 14:39:52,503 INFO L175 Difference]: Start difference. First operand has 194 places, 194 transitions, 405 flow. Second operand 3 states and 470 transitions. [2024-01-29 14:39:52,505 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 103 transitions, 280 flow [2024-01-29 14:39:52,506 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 103 transitions, 274 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-29 14:39:52,507 INFO L231 Difference]: Finished difference. Result has 107 places, 103 transitions, 212 flow [2024-01-29 14:39:52,507 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=102, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=212, PETRI_PLACES=107, PETRI_TRANSITIONS=103} [2024-01-29 14:39:52,508 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -100 predicate places. [2024-01-29 14:39:52,508 INFO L495 AbstractCegarLoop]: Abstraction has has 107 places, 103 transitions, 212 flow [2024-01-29 14:39:52,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 141.66666666666666) internal successors, (425), 3 states have internal predecessors, (425), 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) [2024-01-29 14:39:52,509 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:52,509 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:52,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:39:52,509 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:52,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:52,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1106105833, now seen corresponding path program 1 times [2024-01-29 14:39:52,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:52,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673347813] [2024-01-29 14:39:52,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:52,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:52,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:52,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673347813] [2024-01-29 14:39:52,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673347813] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:52,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:52,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:39:52,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249709724] [2024-01-29 14:39:52,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:52,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:39:52,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:52,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:39:52,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:39:52,716 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 210 [2024-01-29 14:39:52,717 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 103 transitions, 212 flow. Second operand has 4 states, 4 states have (on average 161.0) internal successors, (644), 4 states have internal predecessors, (644), 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) [2024-01-29 14:39:52,717 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:52,717 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 210 [2024-01-29 14:39:52,718 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:52,811 INFO L124 PetriNetUnfolderBase]: 223/992 cut-off events. [2024-01-29 14:39:52,811 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:39:52,812 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1403 conditions, 992 events. 223/992 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 7137 event pairs, 93 based on Foata normal form. 84/892 useless extension candidates. Maximal degree in co-relation 1397. Up to 363 conditions per place. [2024-01-29 14:39:52,814 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 37 selfloop transitions, 2 changer transitions 0/109 dead transitions. [2024-01-29 14:39:52,814 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 109 transitions, 303 flow [2024-01-29 14:39:52,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:39:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:39:52,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 681 transitions. [2024-01-29 14:39:52,816 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8107142857142857 [2024-01-29 14:39:52,816 INFO L175 Difference]: Start difference. First operand has 107 places, 103 transitions, 212 flow. Second operand 4 states and 681 transitions. [2024-01-29 14:39:52,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 109 transitions, 303 flow [2024-01-29 14:39:52,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 109 transitions, 302 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:39:52,818 INFO L231 Difference]: Finished difference. Result has 103 places, 97 transitions, 203 flow [2024-01-29 14:39:52,818 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=199, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=203, PETRI_PLACES=103, PETRI_TRANSITIONS=97} [2024-01-29 14:39:52,819 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -104 predicate places. [2024-01-29 14:39:52,819 INFO L495 AbstractCegarLoop]: Abstraction has has 103 places, 97 transitions, 203 flow [2024-01-29 14:39:52,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 161.0) internal successors, (644), 4 states have internal predecessors, (644), 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) [2024-01-29 14:39:52,819 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:52,819 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:52,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 14:39:52,820 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:52,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:52,820 INFO L85 PathProgramCache]: Analyzing trace with hash -70456834, now seen corresponding path program 1 times [2024-01-29 14:39:52,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:52,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785227749] [2024-01-29 14:39:52,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:52,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:52,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:52,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:52,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785227749] [2024-01-29 14:39:52,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785227749] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:52,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:52,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:39:52,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813380404] [2024-01-29 14:39:52,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:52,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:52,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:52,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:52,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:52,882 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 210 [2024-01-29 14:39:52,883 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 97 transitions, 203 flow. Second operand has 3 states, 3 states have (on average 163.0) internal successors, (489), 3 states have internal predecessors, (489), 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) [2024-01-29 14:39:52,883 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:52,883 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 210 [2024-01-29 14:39:52,883 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:52,946 INFO L124 PetriNetUnfolderBase]: 133/674 cut-off events. [2024-01-29 14:39:52,947 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-01-29 14:39:52,947 INFO L83 FinitePrefix]: Finished finitePrefix Result has 951 conditions, 674 events. 133/674 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 4295 event pairs, 39 based on Foata normal form. 110/740 useless extension candidates. Maximal degree in co-relation 945. Up to 156 conditions per place. [2024-01-29 14:39:52,949 INFO L140 encePairwiseOnDemand]: 204/210 looper letters, 33 selfloop transitions, 1 changer transitions 0/94 dead transitions. [2024-01-29 14:39:52,949 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 94 transitions, 264 flow [2024-01-29 14:39:52,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:52,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 519 transitions. [2024-01-29 14:39:52,951 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8238095238095238 [2024-01-29 14:39:52,951 INFO L175 Difference]: Start difference. First operand has 103 places, 97 transitions, 203 flow. Second operand 3 states and 519 transitions. [2024-01-29 14:39:52,951 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 94 transitions, 264 flow [2024-01-29 14:39:52,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 94 transitions, 261 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:39:52,952 INFO L231 Difference]: Finished difference. Result has 88 places, 82 transitions, 170 flow [2024-01-29 14:39:52,952 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=170, PETRI_PLACES=88, PETRI_TRANSITIONS=82} [2024-01-29 14:39:52,953 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -119 predicate places. [2024-01-29 14:39:52,953 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 82 transitions, 170 flow [2024-01-29 14:39:52,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 163.0) internal successors, (489), 3 states have internal predecessors, (489), 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) [2024-01-29 14:39:52,953 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:52,954 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:52,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-29 14:39:52,954 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:52,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:52,954 INFO L85 PathProgramCache]: Analyzing trace with hash 2105686169, now seen corresponding path program 1 times [2024-01-29 14:39:52,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:52,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381290286] [2024-01-29 14:39:52,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:52,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:53,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:53,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:53,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381290286] [2024-01-29 14:39:53,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381290286] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:53,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:53,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:39:53,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594273445] [2024-01-29 14:39:53,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:53,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:39:53,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:53,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:39:53,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:39:53,064 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 156 out of 210 [2024-01-29 14:39:53,065 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 82 transitions, 170 flow. Second operand has 4 states, 4 states have (on average 158.5) internal successors, (634), 4 states have internal predecessors, (634), 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) [2024-01-29 14:39:53,065 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:53,065 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 156 of 210 [2024-01-29 14:39:53,065 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:53,147 INFO L124 PetriNetUnfolderBase]: 139/534 cut-off events. [2024-01-29 14:39:53,147 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-01-29 14:39:53,149 INFO L83 FinitePrefix]: Finished finitePrefix Result has 832 conditions, 534 events. 139/534 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 3065 event pairs, 4 based on Foata normal form. 60/536 useless extension candidates. Maximal degree in co-relation 826. Up to 207 conditions per place. [2024-01-29 14:39:53,150 INFO L140 encePairwiseOnDemand]: 200/210 looper letters, 29 selfloop transitions, 2 changer transitions 0/83 dead transitions. [2024-01-29 14:39:53,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 83 transitions, 240 flow [2024-01-29 14:39:53,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:39:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:39:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 663 transitions. [2024-01-29 14:39:53,152 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7892857142857143 [2024-01-29 14:39:53,152 INFO L175 Difference]: Start difference. First operand has 88 places, 82 transitions, 170 flow. Second operand 4 states and 663 transitions. [2024-01-29 14:39:53,152 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 83 transitions, 240 flow [2024-01-29 14:39:53,153 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 83 transitions, 237 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:39:53,153 INFO L231 Difference]: Finished difference. Result has 82 places, 74 transitions, 157 flow [2024-01-29 14:39:53,154 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=153, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=157, PETRI_PLACES=82, PETRI_TRANSITIONS=74} [2024-01-29 14:39:53,155 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -125 predicate places. [2024-01-29 14:39:53,156 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 74 transitions, 157 flow [2024-01-29 14:39:53,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 158.5) internal successors, (634), 4 states have internal predecessors, (634), 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) [2024-01-29 14:39:53,156 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:53,156 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:53,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-29 14:39:53,157 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:53,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:53,157 INFO L85 PathProgramCache]: Analyzing trace with hash 634837019, now seen corresponding path program 1 times [2024-01-29 14:39:53,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:53,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415984224] [2024-01-29 14:39:53,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:53,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:53,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:53,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:53,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415984224] [2024-01-29 14:39:53,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415984224] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:53,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:53,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:39:53,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049808147] [2024-01-29 14:39:53,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:53,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:53,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:53,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:53,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:53,216 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 210 [2024-01-29 14:39:53,217 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 74 transitions, 157 flow. Second operand has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 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) [2024-01-29 14:39:53,217 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:53,217 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 210 [2024-01-29 14:39:53,217 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:53,261 INFO L124 PetriNetUnfolderBase]: 87/355 cut-off events. [2024-01-29 14:39:53,261 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-01-29 14:39:53,262 INFO L83 FinitePrefix]: Finished finitePrefix Result has 560 conditions, 355 events. 87/355 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1600 event pairs, 25 based on Foata normal form. 50/397 useless extension candidates. Maximal degree in co-relation 554. Up to 92 conditions per place. [2024-01-29 14:39:53,263 INFO L140 encePairwiseOnDemand]: 204/210 looper letters, 22 selfloop transitions, 1 changer transitions 0/65 dead transitions. [2024-01-29 14:39:53,263 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 65 transitions, 187 flow [2024-01-29 14:39:53,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 505 transitions. [2024-01-29 14:39:53,264 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8015873015873016 [2024-01-29 14:39:53,264 INFO L175 Difference]: Start difference. First operand has 82 places, 74 transitions, 157 flow. Second operand 3 states and 505 transitions. [2024-01-29 14:39:53,265 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 65 transitions, 187 flow [2024-01-29 14:39:53,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 65 transitions, 184 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:39:53,266 INFO L231 Difference]: Finished difference. Result has 68 places, 60 transitions, 128 flow [2024-01-29 14:39:53,267 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=128, PETRI_PLACES=68, PETRI_TRANSITIONS=60} [2024-01-29 14:39:53,268 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -139 predicate places. [2024-01-29 14:39:53,268 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 60 transitions, 128 flow [2024-01-29 14:39:53,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 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) [2024-01-29 14:39:53,268 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:53,268 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:53,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-29 14:39:53,269 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:39:53,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:53,269 INFO L85 PathProgramCache]: Analyzing trace with hash -441222449, now seen corresponding path program 1 times [2024-01-29 14:39:53,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:53,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647874783] [2024-01-29 14:39:53,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:53,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:53,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:39:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:53,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:39:53,331 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:39:53,331 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 155 remaining) [2024-01-29 14:39:53,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 155 remaining) [2024-01-29 14:39:53,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 155 remaining) [2024-01-29 14:39:53,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 155 remaining) [2024-01-29 14:39:53,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 155 remaining) [2024-01-29 14:39:53,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 155 remaining) [2024-01-29 14:39:53,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 155 remaining) [2024-01-29 14:39:53,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 155 remaining) [2024-01-29 14:39:53,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 155 remaining) [2024-01-29 14:39:53,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 155 remaining) [2024-01-29 14:39:53,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 155 remaining) [2024-01-29 14:39:53,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 155 remaining) [2024-01-29 14:39:53,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 155 remaining) [2024-01-29 14:39:53,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 155 remaining) [2024-01-29 14:39:53,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 155 remaining) [2024-01-29 14:39:53,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 155 remaining) [2024-01-29 14:39:53,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 155 remaining) [2024-01-29 14:39:53,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 155 remaining) [2024-01-29 14:39:53,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 155 remaining) [2024-01-29 14:39:53,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 155 remaining) [2024-01-29 14:39:53,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 155 remaining) [2024-01-29 14:39:53,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 155 remaining) [2024-01-29 14:39:53,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 155 remaining) [2024-01-29 14:39:53,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 155 remaining) [2024-01-29 14:39:53,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 155 remaining) [2024-01-29 14:39:53,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 155 remaining) [2024-01-29 14:39:53,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 155 remaining) [2024-01-29 14:39:53,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 155 remaining) [2024-01-29 14:39:53,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 155 remaining) [2024-01-29 14:39:53,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 155 remaining) [2024-01-29 14:39:53,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 155 remaining) [2024-01-29 14:39:53,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 155 remaining) [2024-01-29 14:39:53,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 155 remaining) [2024-01-29 14:39:53,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 155 remaining) [2024-01-29 14:39:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 155 remaining) [2024-01-29 14:39:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 155 remaining) [2024-01-29 14:39:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 155 remaining) [2024-01-29 14:39:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 155 remaining) [2024-01-29 14:39:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 155 remaining) [2024-01-29 14:39:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 155 remaining) [2024-01-29 14:39:53,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 155 remaining) [2024-01-29 14:39:53,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 155 remaining) [2024-01-29 14:39:53,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 155 remaining) [2024-01-29 14:39:53,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err36ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 155 remaining) [2024-01-29 14:39:53,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 155 remaining) [2024-01-29 14:39:53,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 155 remaining) [2024-01-29 14:39:53,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 155 remaining) [2024-01-29 14:39:53,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 155 remaining) [2024-01-29 14:39:53,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 155 remaining) [2024-01-29 14:39:53,341 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 155 remaining) [2024-01-29 14:39:53,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 155 remaining) [2024-01-29 14:39:53,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 155 remaining) [2024-01-29 14:39:53,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 155 remaining) [2024-01-29 14:39:53,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 155 remaining) [2024-01-29 14:39:53,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 155 remaining) [2024-01-29 14:39:53,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 155 remaining) [2024-01-29 14:39:53,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 155 remaining) [2024-01-29 14:39:53,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 155 remaining) [2024-01-29 14:39:53,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 155 remaining) [2024-01-29 14:39:53,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 155 remaining) [2024-01-29 14:39:53,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 155 remaining) [2024-01-29 14:39:53,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 155 remaining) [2024-01-29 14:39:53,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 155 remaining) [2024-01-29 14:39:53,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 155 remaining) [2024-01-29 14:39:53,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 155 remaining) [2024-01-29 14:39:53,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 155 remaining) [2024-01-29 14:39:53,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 155 remaining) [2024-01-29 14:39:53,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 155 remaining) [2024-01-29 14:39:53,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 155 remaining) [2024-01-29 14:39:53,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 155 remaining) [2024-01-29 14:39:53,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 155 remaining) [2024-01-29 14:39:53,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 155 remaining) [2024-01-29 14:39:53,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 155 remaining) [2024-01-29 14:39:53,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 155 remaining) [2024-01-29 14:39:53,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 155 remaining) [2024-01-29 14:39:53,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 155 remaining) [2024-01-29 14:39:53,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 155 remaining) [2024-01-29 14:39:53,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 155 remaining) [2024-01-29 14:39:53,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 155 remaining) [2024-01-29 14:39:53,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 155 remaining) [2024-01-29 14:39:53,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 155 remaining) [2024-01-29 14:39:53,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 155 remaining) [2024-01-29 14:39:53,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 155 remaining) [2024-01-29 14:39:53,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 155 remaining) [2024-01-29 14:39:53,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 155 remaining) [2024-01-29 14:39:53,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 155 remaining) [2024-01-29 14:39:53,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (68 of 155 remaining) [2024-01-29 14:39:53,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 155 remaining) [2024-01-29 14:39:53,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 155 remaining) [2024-01-29 14:39:53,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 155 remaining) [2024-01-29 14:39:53,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 155 remaining) [2024-01-29 14:39:53,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 155 remaining) [2024-01-29 14:39:53,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 155 remaining) [2024-01-29 14:39:53,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 155 remaining) [2024-01-29 14:39:53,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 155 remaining) [2024-01-29 14:39:53,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 155 remaining) [2024-01-29 14:39:53,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 155 remaining) [2024-01-29 14:39:53,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 155 remaining) [2024-01-29 14:39:53,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 155 remaining) [2024-01-29 14:39:53,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 155 remaining) [2024-01-29 14:39:53,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 155 remaining) [2024-01-29 14:39:53,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 155 remaining) [2024-01-29 14:39:53,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 155 remaining) [2024-01-29 14:39:53,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 155 remaining) [2024-01-29 14:39:53,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 155 remaining) [2024-01-29 14:39:53,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 155 remaining) [2024-01-29 14:39:53,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 155 remaining) [2024-01-29 14:39:53,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 155 remaining) [2024-01-29 14:39:53,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 155 remaining) [2024-01-29 14:39:53,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 155 remaining) [2024-01-29 14:39:53,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 155 remaining) [2024-01-29 14:39:53,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 155 remaining) [2024-01-29 14:39:53,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 155 remaining) [2024-01-29 14:39:53,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 155 remaining) [2024-01-29 14:39:53,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 155 remaining) [2024-01-29 14:39:53,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 155 remaining) [2024-01-29 14:39:53,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 155 remaining) [2024-01-29 14:39:53,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 155 remaining) [2024-01-29 14:39:53,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 155 remaining) [2024-01-29 14:39:53,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 155 remaining) [2024-01-29 14:39:53,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 155 remaining) [2024-01-29 14:39:53,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 155 remaining) [2024-01-29 14:39:53,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 155 remaining) [2024-01-29 14:39:53,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err36ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 155 remaining) [2024-01-29 14:39:53,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 155 remaining) [2024-01-29 14:39:53,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 155 remaining) [2024-01-29 14:39:53,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 155 remaining) [2024-01-29 14:39:53,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 155 remaining) [2024-01-29 14:39:53,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 155 remaining) [2024-01-29 14:39:53,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 155 remaining) [2024-01-29 14:39:53,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 155 remaining) [2024-01-29 14:39:53,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 155 remaining) [2024-01-29 14:39:53,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 155 remaining) [2024-01-29 14:39:53,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 155 remaining) [2024-01-29 14:39:53,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 155 remaining) [2024-01-29 14:39:53,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 155 remaining) [2024-01-29 14:39:53,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 155 remaining) [2024-01-29 14:39:53,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 155 remaining) [2024-01-29 14:39:53,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 155 remaining) [2024-01-29 14:39:53,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 155 remaining) [2024-01-29 14:39:53,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 155 remaining) [2024-01-29 14:39:53,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 155 remaining) [2024-01-29 14:39:53,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 155 remaining) [2024-01-29 14:39:53,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 155 remaining) [2024-01-29 14:39:53,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 155 remaining) [2024-01-29 14:39:53,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 155 remaining) [2024-01-29 14:39:53,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 155 remaining) [2024-01-29 14:39:53,358 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 155 remaining) [2024-01-29 14:39:53,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-29 14:39:53,359 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:53,365 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:39:53,365 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:39:53,420 INFO L503 ceAbstractionStarter]: Automizer considered 85 witness invariants [2024-01-29 14:39:53,420 INFO L504 ceAbstractionStarter]: WitnessConsidered=85 [2024-01-29 14:39:53,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:39:53 BasicIcfg [2024-01-29 14:39:53,421 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:39:53,421 INFO L158 Benchmark]: Toolchain (without parser) took 4129.32ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 94.3MB in the beginning and 231.5MB in the end (delta: -137.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2024-01-29 14:39:53,421 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 155.2MB. Free memory was 90.6MB in the beginning and 90.4MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:53,422 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:53,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.07ms. Allocated memory was 155.2MB in the beginning and 220.2MB in the end (delta: 65.0MB). Free memory was 94.3MB in the beginning and 171.8MB in the end (delta: -77.5MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-01-29 14:39:53,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.47ms. Allocated memory is still 220.2MB. Free memory was 171.8MB in the beginning and 168.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:39:53,422 INFO L158 Benchmark]: Boogie Preprocessor took 88.42ms. Allocated memory is still 220.2MB. Free memory was 168.6MB in the beginning and 164.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:39:53,423 INFO L158 Benchmark]: RCFGBuilder took 827.60ms. Allocated memory is still 220.2MB. Free memory was 164.4MB in the beginning and 168.2MB in the end (delta: -3.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-01-29 14:39:53,423 INFO L158 Benchmark]: TraceAbstraction took 2522.21ms. Allocated memory was 220.2MB in the beginning and 325.1MB in the end (delta: 104.9MB). Free memory was 167.1MB in the beginning and 231.5MB in the end (delta: -64.3MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2024-01-29 14:39:53,424 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 155.2MB. Free memory was 90.6MB in the beginning and 90.4MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 624.07ms. Allocated memory was 155.2MB in the beginning and 220.2MB in the end (delta: 65.0MB). Free memory was 94.3MB in the beginning and 171.8MB in the end (delta: -77.5MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.47ms. Allocated memory is still 220.2MB. Free memory was 171.8MB in the beginning and 168.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.42ms. Allocated memory is still 220.2MB. Free memory was 168.6MB in the beginning and 164.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 827.60ms. Allocated memory is still 220.2MB. Free memory was 164.4MB in the beginning and 168.2MB in the end (delta: -3.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2522.21ms. Allocated memory was 220.2MB in the beginning and 325.1MB in the end (delta: 104.9MB). Free memory was 167.1MB in the beginning and 231.5MB in the end (delta: -64.3MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 880]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L870] 0 int num; [L871] 0 unsigned long total; [L872] 0 int flag; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L907] 0 pthread_t t1, t2; VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L908] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L908] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L908] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] [L908] 0 num = 0 VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L909] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L909] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L909] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] [L909] 0 total = 0 VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L910] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L910] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L910] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] [L911] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L911] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L911] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L912] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L912] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L912] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L913] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L913] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L913] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] [L913] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L876] 1 int i; VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, total=0] [L877] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] [L877] 1 i = 0 VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L878] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L878] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L878] COND TRUE 1 i < 3 VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L879] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L879] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[num],IntegerLiteral[1]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[num]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] COND FALSE 1 !(num > 0) VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[2]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[1]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] - UnprovableResult [Line: 877]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 879]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 879]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 891]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 893]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 902]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 893]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 902]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 903]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 903]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 904]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 904]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 896]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 896]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 896]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 897]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 897]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 897]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 898]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 898]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 898]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 899]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 899]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 900]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 900]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 908]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 908]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 908]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 909]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 909]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 909]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 910]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 910]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 910]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 911]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 911]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 911]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 912]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 912]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 912]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 913]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 913]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 913]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 919]: 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: 913]: 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. - UnprovableResult [Line: 914]: 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 5 procedures, 361 locations, 155 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: 2.3s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 578 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 354 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 105 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 564 IncrementalHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 105 mSolverCounterUnsat, 45 mSDtfsCounter, 564 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=420occurred in iteration=0, InterpolantAutomatonStates: 23, 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, 0.4s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 139 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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! [2024-01-29 14:39:53,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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