./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.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/sssc12_variant.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cb09d658 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-lit/sssc12_variant.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/sssc12_variant.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-cb09d65-m [2024-01-27 23:05:53,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 23:05:53,351 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 23:05:53,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 23:05:53,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 23:05:53,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 23:05:53,386 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 23:05:53,386 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 23:05:53,387 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 23:05:53,390 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 23:05:53,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 23:05:53,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 23:05:53,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 23:05:53,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 23:05:53,392 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 23:05:53,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 23:05:53,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 23:05:53,393 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 23:05:53,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 23:05:53,393 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 23:05:53,393 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 23:05:53,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 23:05:53,394 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 23:05:53,394 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 23:05:53,394 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 23:05:53,395 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 23:05:53,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 23:05:53,395 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 23:05:53,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 23:05:53,396 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 23:05:53,396 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 23:05:53,397 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 23:05:53,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:05:53,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 23:05:53,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 23:05:53,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 23:05:53,397 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 23:05:53,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 23:05:53,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 23:05:53,398 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 23:05:53,398 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 23:05:53,399 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 23:05:53,399 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 23:05:53,399 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 23:05:53,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 23:05:53,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 23:05:53,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 23:05:53,595 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 23:05:53,596 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 23:05:53,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-01-27 23:05:54,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 23:05:54,902 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 23:05:54,903 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-01-27 23:05:54,916 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10deacf42/372a6715108e4293a98e0af0a9d20500/FLAG53dc638c6 [2024-01-27 23:05:54,931 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10deacf42/372a6715108e4293a98e0af0a9d20500 [2024-01-27 23:05:54,933 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 23:05:54,933 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 23:05:54,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/sssc12_variant.yml/witness.yml [2024-01-27 23:05:55,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 23:05:55,043 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 23:05:55,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 23:05:55,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 23:05:55,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 23:05:55,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:05:54" (1/2) ... [2024-01-27 23:05:55,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47966ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:05:55, skipping insertion in model container [2024-01-27 23:05:55,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:05:54" (1/2) ... [2024-01-27 23:05:55,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3aeb10bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:05:55, skipping insertion in model container [2024-01-27 23:05:55,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:05:55" (2/2) ... [2024-01-27 23:05:55,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47966ff5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55, skipping insertion in model container [2024-01-27 23:05:55,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:05:55" (2/2) ... [2024-01-27 23:05:55,051 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 23:05:55,128 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 23:05:55,130 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] -2147483638 <= end [2024-01-27 23:05:55,130 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] (unsigned long )arg == 0UL [2024-01-27 23:05:55,130 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] c <= 2147483646 [2024-01-27 23:05:55,130 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,130 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (long long )c + (long long )end >= 0LL [2024-01-27 23:05:55,131 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:55,131 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] 0 == c [2024-01-27 23:05:55,131 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] end == 0 [2024-01-27 23:05:55,131 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] 0 == end [2024-01-27 23:05:55,132 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:55,132 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] c == end [2024-01-27 23:05:55,132 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (unsigned long )arg == 0UL [2024-01-27 23:05:55,132 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] c == 0 [2024-01-27 23:05:55,132 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,132 INFO L98 nessWitnessExtractor]: Location invariant before [L1019-L1019] (int )lock == 0 [2024-01-27 23:05:55,132 INFO L98 nessWitnessExtractor]: Location invariant before [L1013-L1013] (int )lock == 1 [2024-01-27 23:05:55,133 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] -2147483638 <= end [2024-01-27 23:05:55,133 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] c <= 2147483646 [2024-01-27 23:05:55,133 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,133 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] (unsigned long )arg == 0UL [2024-01-27 23:05:55,133 INFO L98 nessWitnessExtractor]: Location invariant before [L1043-L1043] data == 0 [2024-01-27 23:05:55,134 INFO L98 nessWitnessExtractor]: Location invariant before [L1042-L1042] data == 0 [2024-01-27 23:05:55,134 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (unsigned long )arg == 0UL [2024-01-27 23:05:55,134 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483648LL + (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,134 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483647LL + (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:55,134 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] 0 == c [2024-01-27 23:05:55,134 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] c == 0 [2024-01-27 23:05:55,135 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483647LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:55,135 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483648LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,135 INFO L98 nessWitnessExtractor]: Loop invariant at [L1031-L1036] -2147483638 <= end [2024-01-27 23:05:55,135 INFO L98 nessWitnessExtractor]: Loop invariant at [L1031-L1036] (unsigned long )arg == 0UL [2024-01-27 23:05:55,135 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L22] data == 0 [2024-01-27 23:05:55,135 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] end == 0 [2024-01-27 23:05:55,135 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] (unsigned long )arg == 0UL [2024-01-27 23:05:55,136 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] 0 == end [2024-01-27 23:05:55,136 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:55,136 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] -2147483638 <= c [2024-01-27 23:05:55,136 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] -2147483638 <= end [2024-01-27 23:05:55,136 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] (unsigned long )arg == 0UL [2024-01-27 23:05:55,137 INFO L98 nessWitnessExtractor]: Location invariant before [L1045-L1045] data == 0 [2024-01-27 23:05:55,137 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967295LL + (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:55,137 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (unsigned long )arg == 0UL [2024-01-27 23:05:55,137 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967294LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:55,137 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967296LL + (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967295LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] 0 == end [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] c == 0 [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (long long )c + (long long )end >= 0LL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] c == end [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (unsigned long )arg == 0UL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] end == 0 [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] 0 == c [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] 0 == end [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:55,138 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] c == end [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] end == 0 [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (long long )c + (long long )end >= 0LL [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] 0 == c [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] c == 0 [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (unsigned long )arg == 0UL [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1030-L1030] (unsigned long )arg == 0UL [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1030-L1030] -2147483638 <= end [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1041-L1041] data == 0 [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] c <= 2147483646 [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] -2147483638 <= end [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] (unsigned long )arg == 0UL [2024-01-27 23:05:55,139 INFO L98 nessWitnessExtractor]: Location invariant before [L1044-L1044] data == 0 [2024-01-27 23:05:55,140 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] -2147483638 <= end [2024-01-27 23:05:55,140 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] (unsigned long )arg == 0UL [2024-01-27 23:05:55,140 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:55,140 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] c <= 2147483646 [2024-01-27 23:05:55,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 23:05:55,407 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-lit/sssc12_variant.i[46865,46878] [2024-01-27 23:05:55,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:05:55,426 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 23:05:55,434 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned int __mode_t; with a witness entry [2024-01-27 23:05:55,465 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-lit/sssc12_variant.i[46865,46878] 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 Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 23:05:55,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:05:55,559 INFO L206 MainTranslator]: Completed translation [2024-01-27 23:05:55,559 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55 WrapperNode [2024-01-27 23:05:55,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 23:05:55,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 23:05:55,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 23:05:55,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 23:05:55,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,610 INFO L138 Inliner]: procedures = 275, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2024-01-27 23:05:55,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 23:05:55,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 23:05:55,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 23:05:55,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 23:05:55,618 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,621 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,634 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 3, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 2, 1]. [2024-01-27 23:05:55,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 23:05:55,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 23:05:55,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 23:05:55,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 23:05:55,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (1/1) ... [2024-01-27 23:05:55,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:05:55,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 23:05:55,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-27 23:05:55,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-27 23:05:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 23:05:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2024-01-27 23:05:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2024-01-27 23:05:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 23:05:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 23:05:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 23:05:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 23:05:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 23:05:55,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 23:05:55,710 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 23:05:55,814 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 23:05:55,815 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 23:05:56,173 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 23:05:56,174 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 23:05:56,267 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 23:05:56,267 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-01-27 23:05:56,269 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:05:56 BoogieIcfgContainer [2024-01-27 23:05:56,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 23:05:56,271 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 23:05:56,271 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 23:05:56,273 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 23:05:56,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 11:05:54" (1/4) ... [2024-01-27 23:05:56,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71821ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:05:56, skipping insertion in model container [2024-01-27 23:05:56,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:05:55" (2/4) ... [2024-01-27 23:05:56,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71821ead and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 11:05:56, skipping insertion in model container [2024-01-27 23:05:56,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:55" (3/4) ... [2024-01-27 23:05:56,276 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71821ead and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 11:05:56, skipping insertion in model container [2024-01-27 23:05:56,276 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:05:56" (4/4) ... [2024-01-27 23:05:56,278 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2024-01-27 23:05:56,291 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 23:05:56,292 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 79 error locations. [2024-01-27 23:05:56,292 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 23:05:56,370 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-27 23:05:56,398 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 174 places, 174 transitions, 352 flow [2024-01-27 23:05:56,456 INFO L124 PetriNetUnfolderBase]: 3/176 cut-off events. [2024-01-27 23:05:56,456 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:05:56,459 INFO L83 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 176 events. 3/176 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 255 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2024-01-27 23:05:56,459 INFO L82 GeneralOperation]: Start removeDead. Operand has 174 places, 174 transitions, 352 flow [2024-01-27 23:05:56,467 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 174 places, 174 transitions, 352 flow [2024-01-27 23:05:56,474 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 23:05:56,480 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;@5f26d180, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 23:05:56,480 INFO L358 AbstractCegarLoop]: Starting to check reachability of 154 error locations. [2024-01-27 23:05:56,481 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 23:05:56,481 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 23:05:56,482 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:05:56,482 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:05:56,482 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 23:05:56,482 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 151 more)] === [2024-01-27 23:05:56,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:05:56,497 INFO L85 PathProgramCache]: Analyzing trace with hash 14449, now seen corresponding path program 1 times [2024-01-27 23:05:56,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:05:56,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496772169] [2024-01-27 23:05:56,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:05:56,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:05:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:05:56,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:05:56,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:05:56,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496772169] [2024-01-27 23:05:56,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496772169] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:05:56,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:05:56,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:05:56,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697267382] [2024-01-27 23:05:56,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:05:56,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:05:56,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:05:56,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:05:56,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:05:56,775 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 174 [2024-01-27 23:05:56,782 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 174 transitions, 352 flow. Second operand has 3 states, 3 states have (on average 142.66666666666666) internal successors, (428), 3 states have internal predecessors, (428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:05:56,782 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:05:56,782 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 174 [2024-01-27 23:05:56,783 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:05:56,878 INFO L124 PetriNetUnfolderBase]: 31/241 cut-off events. [2024-01-27 23:05:56,878 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:05:56,879 INFO L83 FinitePrefix]: Finished finitePrefix Result has 327 conditions, 241 events. 31/241 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 639 event pairs, 27 based on Foata normal form. 2/151 useless extension candidates. Maximal degree in co-relation 291. Up to 77 conditions per place. [2024-01-27 23:05:56,881 INFO L140 encePairwiseOnDemand]: 163/174 looper letters, 21 selfloop transitions, 2 changer transitions 0/165 dead transitions. [2024-01-27 23:05:56,881 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 165 transitions, 380 flow [2024-01-27 23:05:56,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:05:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:05:56,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 458 transitions. [2024-01-27 23:05:56,892 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8773946360153256 [2024-01-27 23:05:56,894 INFO L175 Difference]: Start difference. First operand has 174 places, 174 transitions, 352 flow. Second operand 3 states and 458 transitions. [2024-01-27 23:05:56,894 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 165 transitions, 380 flow [2024-01-27 23:05:56,898 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 165 transitions, 380 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-27 23:05:56,903 INFO L231 Difference]: Finished difference. Result has 168 places, 165 transitions, 338 flow [2024-01-27 23:05:56,905 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=334, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=338, PETRI_PLACES=168, PETRI_TRANSITIONS=165} [2024-01-27 23:05:56,908 INFO L281 CegarLoopForPetriNet]: 174 programPoint places, -6 predicate places. [2024-01-27 23:05:56,908 INFO L495 AbstractCegarLoop]: Abstraction has has 168 places, 165 transitions, 338 flow [2024-01-27 23:05:56,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 142.66666666666666) internal successors, (428), 3 states have internal predecessors, (428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:05:56,909 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:05:56,909 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:05:56,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 23:05:56,909 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 151 more)] === [2024-01-27 23:05:56,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:05:56,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1763664968, now seen corresponding path program 1 times [2024-01-27 23:05:56,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:05:56,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407549809] [2024-01-27 23:05:56,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:05:56,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:05:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:05:56,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 23:05:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:05:56,998 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 23:05:56,999 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 23:05:57,000 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 154 remaining) [2024-01-27 23:05:57,001 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 154 remaining) [2024-01-27 23:05:57,001 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 154 remaining) [2024-01-27 23:05:57,001 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (147 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 154 remaining) [2024-01-27 23:05:57,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 154 remaining) [2024-01-27 23:05:57,003 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr14ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 154 remaining) [2024-01-27 23:05:57,004 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr15ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 154 remaining) [2024-01-27 23:05:57,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr16ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 154 remaining) [2024-01-27 23:05:57,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr17ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 154 remaining) [2024-01-27 23:05:57,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr18ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 154 remaining) [2024-01-27 23:05:57,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr19ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 154 remaining) [2024-01-27 23:05:57,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr20ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 154 remaining) [2024-01-27 23:05:57,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr21ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 154 remaining) [2024-01-27 23:05:57,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr22ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 154 remaining) [2024-01-27 23:05:57,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr23ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 154 remaining) [2024-01-27 23:05:57,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr24ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 154 remaining) [2024-01-27 23:05:57,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr25ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 154 remaining) [2024-01-27 23:05:57,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr26ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 154 remaining) [2024-01-27 23:05:57,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr27ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 154 remaining) [2024-01-27 23:05:57,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr28ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 154 remaining) [2024-01-27 23:05:57,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr29ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 154 remaining) [2024-01-27 23:05:57,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr30ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 154 remaining) [2024-01-27 23:05:57,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr31ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 154 remaining) [2024-01-27 23:05:57,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr32ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 154 remaining) [2024-01-27 23:05:57,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr33ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 154 remaining) [2024-01-27 23:05:57,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr46ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 154 remaining) [2024-01-27 23:05:57,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr34ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 154 remaining) [2024-01-27 23:05:57,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr47ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 154 remaining) [2024-01-27 23:05:57,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr35ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 154 remaining) [2024-01-27 23:05:57,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr48ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 154 remaining) [2024-01-27 23:05:57,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr36ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 154 remaining) [2024-01-27 23:05:57,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr37ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 154 remaining) [2024-01-27 23:05:57,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr49ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 154 remaining) [2024-01-27 23:05:57,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr38ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 154 remaining) [2024-01-27 23:05:57,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr50ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 154 remaining) [2024-01-27 23:05:57,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr39ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 154 remaining) [2024-01-27 23:05:57,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr40ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 154 remaining) [2024-01-27 23:05:57,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr51ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 154 remaining) [2024-01-27 23:05:57,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr70ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 154 remaining) [2024-01-27 23:05:57,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr41ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr52ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr71ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr42ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr53ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr72ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr43ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr54ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 154 remaining) [2024-01-27 23:05:57,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr73ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 154 remaining) [2024-01-27 23:05:57,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr44ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 154 remaining) [2024-01-27 23:05:57,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr55ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 154 remaining) [2024-01-27 23:05:57,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr45ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 154 remaining) [2024-01-27 23:05:57,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr56ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 154 remaining) [2024-01-27 23:05:57,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr57ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 154 remaining) [2024-01-27 23:05:57,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr58ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 154 remaining) [2024-01-27 23:05:57,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr59ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 154 remaining) [2024-01-27 23:05:57,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr60ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 154 remaining) [2024-01-27 23:05:57,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr61ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 154 remaining) [2024-01-27 23:05:57,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr62ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 154 remaining) [2024-01-27 23:05:57,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr63ASSERT_VIOLATIONERROR_FUNCTION (79 of 154 remaining) [2024-01-27 23:05:57,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr64ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 154 remaining) [2024-01-27 23:05:57,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr65ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 154 remaining) [2024-01-27 23:05:57,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr66ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 154 remaining) [2024-01-27 23:05:57,024 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr67ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 154 remaining) [2024-01-27 23:05:57,024 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr68ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 154 remaining) [2024-01-27 23:05:57,024 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr69ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 154 remaining) [2024-01-27 23:05:57,024 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 154 remaining) [2024-01-27 23:05:57,024 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 154 remaining) [2024-01-27 23:05:57,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 154 remaining) [2024-01-27 23:05:57,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 154 remaining) [2024-01-27 23:05:57,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 154 remaining) [2024-01-27 23:05:57,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr14ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr15ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 154 remaining) [2024-01-27 23:05:57,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr16ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr17ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr18ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr19ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr20ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr21ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr22ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr23ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr24ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr25ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr26ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 154 remaining) [2024-01-27 23:05:57,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr27ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr28ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr29ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr30ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr31ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr32ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr33ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr46ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr34ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr47ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr35ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 154 remaining) [2024-01-27 23:05:57,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr48ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr36ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr37ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr49ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr38ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr50ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr39ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr40ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr51ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr70ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr41ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 154 remaining) [2024-01-27 23:05:57,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr52ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr71ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr42ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr53ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr72ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr43ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr54ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr73ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr44ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr55ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr45ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 154 remaining) [2024-01-27 23:05:57,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr56ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr57ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr58ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr59ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr60ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr61ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr62ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr63ASSERT_VIOLATIONERROR_FUNCTION (6 of 154 remaining) [2024-01-27 23:05:57,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr64ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 154 remaining) [2024-01-27 23:05:57,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr65ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 154 remaining) [2024-01-27 23:05:57,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr66ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 154 remaining) [2024-01-27 23:05:57,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr67ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 154 remaining) [2024-01-27 23:05:57,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr68ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 154 remaining) [2024-01-27 23:05:57,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr69ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 154 remaining) [2024-01-27 23:05:57,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 23:05:57,040 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-27 23:05:57,049 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 23:05:57,049 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 23:05:57,080 INFO L503 ceAbstractionStarter]: Automizer considered 78 witness invariants [2024-01-27 23:05:57,080 INFO L504 ceAbstractionStarter]: WitnessConsidered=78 [2024-01-27 23:05:57,081 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 11:05:57 BasicIcfg [2024-01-27 23:05:57,081 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 23:05:57,082 INFO L158 Benchmark]: Toolchain (without parser) took 2039.21ms. Allocated memory is still 153.1MB. Free memory was 109.8MB in the beginning and 75.1MB in the end (delta: 34.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-01-27 23:05:57,082 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:05:57,082 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 153.1MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:05:57,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.15ms. Allocated memory is still 153.1MB. Free memory was 108.9MB in the beginning and 72.0MB in the end (delta: 36.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-01-27 23:05:57,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.78ms. Allocated memory is still 153.1MB. Free memory was 71.2MB in the beginning and 69.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:05:57,083 INFO L158 Benchmark]: Boogie Preprocessor took 36.60ms. Allocated memory is still 153.1MB. Free memory was 69.1MB in the beginning and 66.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:05:57,083 INFO L158 Benchmark]: RCFGBuilder took 621.22ms. Allocated memory is still 153.1MB. Free memory was 66.1MB in the beginning and 99.5MB in the end (delta: -33.4MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2024-01-27 23:05:57,083 INFO L158 Benchmark]: TraceAbstraction took 810.53ms. Allocated memory is still 153.1MB. Free memory was 98.5MB in the beginning and 75.1MB in the end (delta: 23.4MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-01-27 23:05:57,084 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 153.1MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.15ms. Allocated memory is still 153.1MB. Free memory was 108.9MB in the beginning and 72.0MB in the end (delta: 36.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.78ms. Allocated memory is still 153.1MB. Free memory was 71.2MB in the beginning and 69.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.60ms. Allocated memory is still 153.1MB. Free memory was 69.1MB in the beginning and 66.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.22ms. Allocated memory is still 153.1MB. Free memory was 66.1MB in the beginning and 99.5MB in the end (delta: -33.4MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * TraceAbstraction took 810.53ms. Allocated memory is still 153.1MB. Free memory was 98.5MB in the beginning and 75.1MB in the end (delta: 23.4MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1023]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1005] 0 int *data; [L1006] 0 volatile int len; [L1007] 0 volatile int next; [L1008] 0 volatile int lock; [L1040] 0 pthread_t t; VAL [\old(argc)=4294967299, argc=4294967299, argv={4294967297:4294967298}, data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1041] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1041] 0 lock=0 VAL [\old(argc)=4294967299, argc=4294967299, argv={4294967297:4294967298}, data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1042] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1042] 0 next = 0 VAL [\old(argc)=4294967299, argc=4294967299, argv={4294967297:4294967298}, data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1043] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1043] 0 len = __VERIFIER_nondet_int() [L1044] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1044] CALL 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L994] COND FALSE 0 !(!cond) [L1044] RET 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L1045] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1045] 0 data = malloc(sizeof(int) * len) [L1046] COND TRUE 0 1 [L1047] FCALL, FORK 0 pthread_create(&t, 0, thr, 0) VAL [\old(argc)=4294967299, argc=4294967299, argv={4294967297:4294967298}, data={-2:0}, len=2, lock=0, next=0, t={3:0}] [L1022] 1 int c, end; VAL [arg={0:0}, arg={0:0}, data={-2:0}, len=2, lock=0, next=0] [L1023] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[4294967295LL],CastExpression[ACSLType[long long],IdentifierExpression[c]]],CastExpression[ACSLType[long long],IdentifierExpression[end]]],IntegerLiteral[0LL]]]] VAL [arg={0:0}, arg={0:0}, c=4294967296, data={-2:0}, end=0, len=2, lock=0, next=0] - UnprovableResult [Line: 1041]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1042]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1043]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1044]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1045]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1047]: 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: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1013]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1030]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1030]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1019]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1028]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1028]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1028]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 998]: 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: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 328 locations, 154 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 0 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=352occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-27 23:05:57,107 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE