./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-lit/sssc12.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.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.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/sssc12.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 23:05:47,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 23:05:47,457 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 23:05:47,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 23:05:47,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 23:05:47,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 23:05:47,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 23:05:47,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 23:05:47,488 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 23:05:47,491 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 23:05:47,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 23:05:47,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 23:05:47,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 23:05:47,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 23:05:47,493 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 23:05:47,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 23:05:47,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 23:05:47,494 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 23:05:47,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 23:05:47,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 23:05:47,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 23:05:47,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 23:05:47,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 23:05:47,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 23:05:47,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 23:05:47,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 23:05:47,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 23:05:47,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 23:05:47,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 23:05:47,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 23:05:47,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 23:05:47,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 23:05:47,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:05:47,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 23:05:47,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 23:05:47,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 23:05:47,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 23:05:47,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 23:05:47,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 23:05:47,498 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 23:05:47,499 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 23:05:47,499 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 23:05:47,499 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 23:05:47,499 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 23:05:47,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 23:05:47,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 23:05:47,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 23:05:47,735 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 23:05:47,735 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 23:05:47,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12.i [2024-01-27 23:05:48,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 23:05:49,111 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 23:05:49,112 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12.i [2024-01-27 23:05:49,132 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bbdeb50e/0c51b785ef3046ca805f6ae1b4a68308/FLAGbce8584a9 [2024-01-27 23:05:49,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bbdeb50e/0c51b785ef3046ca805f6ae1b4a68308 [2024-01-27 23:05:49,148 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 23:05:49,149 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 23:05:49,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/sssc12.yml/witness.yml [2024-01-27 23:05:49,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 23:05:49,272 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 23:05:49,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 23:05:49,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 23:05:49,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 23:05:49,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:05:49" (1/2) ... [2024-01-27 23:05:49,279 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b639da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:05:49, skipping insertion in model container [2024-01-27 23:05:49,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:05:49" (1/2) ... [2024-01-27 23:05:49,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a798b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:05:49, skipping insertion in model container [2024-01-27 23:05:49,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:05:49" (2/2) ... [2024-01-27 23:05:49,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b639da and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:49, skipping insertion in model container [2024-01-27 23:05:49,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:05:49" (2/2) ... [2024-01-27 23:05:49,281 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 23:05:49,365 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 23:05:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L1044-L1044] data == 0 [2024-01-27 23:05:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967295LL + (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (unsigned long )arg == 0UL [2024-01-27 23:05:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967295LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967294LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967296LL + (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,366 INFO L98 nessWitnessExtractor]: Location invariant before [L1013-L1013] (int )lock == 1 [2024-01-27 23:05:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L1043-L1043] data == 0 [2024-01-27 23:05:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] c == end [2024-01-27 23:05:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] 0 == c [2024-01-27 23:05:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (unsigned long )arg == 0UL [2024-01-27 23:05:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:49,367 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (long long )c + (long long )end >= 0LL [2024-01-27 23:05:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] end == 0 [2024-01-27 23:05:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] c == 0 [2024-01-27 23:05:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] 0 == end [2024-01-27 23:05:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L1041-L1041] data == 0 [2024-01-27 23:05:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L1036-L1036] -2147483638 <= c [2024-01-27 23:05:49,368 INFO L98 nessWitnessExtractor]: Location invariant before [L1036-L1036] (unsigned long )arg == 0UL [2024-01-27 23:05:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L1036-L1036] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L1036-L1036] -2147483638 <= end [2024-01-27 23:05:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] 0 == c [2024-01-27 23:05:49,369 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] end == 0 [2024-01-27 23:05:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] c == end [2024-01-27 23:05:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (unsigned long )arg == 0UL [2024-01-27 23:05:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (long long )c + (long long )end >= 0LL [2024-01-27 23:05:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] 0 == end [2024-01-27 23:05:49,370 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:49,371 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,371 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] c == 0 [2024-01-27 23:05:49,371 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:49,371 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (long long )c - (long long )end >= 0LL [2024-01-27 23:05:49,371 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] end == 0 [2024-01-27 23:05:49,372 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] c == 0 [2024-01-27 23:05:49,372 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (long long )c + (long long )end >= 0LL [2024-01-27 23:05:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (unsigned long )arg == 0UL [2024-01-27 23:05:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] c == end [2024-01-27 23:05:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] 0 == end [2024-01-27 23:05:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] 0 == c [2024-01-27 23:05:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L1042-L1042] data == 0 [2024-01-27 23:05:49,373 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L22] data == 0 [2024-01-27 23:05:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] 0 == end [2024-01-27 23:05:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] end == 0 [2024-01-27 23:05:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] (unsigned long )arg == 0UL [2024-01-27 23:05:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483648LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483647LL - (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:49,374 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (unsigned long )arg == 0UL [2024-01-27 23:05:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483648LL + (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] 0 == c [2024-01-27 23:05:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] c == 0 [2024-01-27 23:05:49,375 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483647LL + (long long )c) - (long long )end >= 0LL [2024-01-27 23:05:49,376 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] 0 <= c [2024-01-27 23:05:49,376 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] -2147483638 <= end [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] c <= 2147483646 [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] (-1LL + (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] (unsigned long )arg == 0UL [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1040-L1040] data == 0 [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1019-L1019] (int )lock == 0 [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] (unsigned long )arg == 0UL [2024-01-27 23:05:49,377 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] -2147483638 <= end [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] c <= 2147483646 [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] c <= 2147483646 [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] -2147483638 <= end [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] (unsigned long )arg == 0UL [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1030-L1030] -2147483638 <= end [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Location invariant before [L1030-L1030] (unsigned long )arg == 0UL [2024-01-27 23:05:49,378 INFO L98 nessWitnessExtractor]: Loop invariant at [L1031-L1035] -2147483638 <= end [2024-01-27 23:05:49,379 INFO L98 nessWitnessExtractor]: Loop invariant at [L1031-L1035] (unsigned long )arg == 0UL [2024-01-27 23:05:49,422 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 23:05:49,739 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.i[46865,46878] [2024-01-27 23:05:49,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:05:49,775 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 23:05:49,782 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned int __mode_t; with a witness entry [2024-01-27 23:05:49,812 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.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 [2024-01-27 23:05:49,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:05:49,905 INFO L206 MainTranslator]: Completed translation [2024-01-27 23:05:49,905 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:05:49 WrapperNode [2024-01-27 23:05:49,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 23:05:49,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 23:05:49,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 23:05:49,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 23:05:49,912 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 11:05:49" (1/1) ... [2024-01-27 23:05:49,942 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 11:05:49" (1/1) ... [2024-01-27 23:05:49,983 INFO L138 Inliner]: procedures = 275, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-01-27 23:05:49,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 23:05:49,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 23:05:49,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 23:05:49,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 23:05:49,994 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 11:05:49" (1/1) ... [2024-01-27 23:05:49,994 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,008 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,024 INFO L175 MemorySlicer]: Split 4 memory accesses to 3 slices as follows [2, 1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-01-27 23:05:50,030 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,031 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,038 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,050 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,053 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,066 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 23:05:50,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 23:05:50,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 23:05:50,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 23:05:50,070 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 11:05:49" (1/1) ... [2024-01-27 23:05:50,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:05:50,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 23:05:50,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-27 23:05:50,097 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 23:05:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2024-01-27 23:05:50,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 23:05:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-27 23:05:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 23:05:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 23:05:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 23:05:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 23:05:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 23:05:50,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 23:05:50,129 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 23:05:50,224 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 23:05:50,226 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 23:05:50,515 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 23:05:50,516 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 23:05:50,577 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 23:05:50,577 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-01-27 23:05:50,577 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:05:50 BoogieIcfgContainer [2024-01-27 23:05:50,577 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 23:05:50,579 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 23:05:50,579 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 23:05:50,583 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 23:05:50,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 11:05:49" (1/4) ... [2024-01-27 23:05:50,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6bcf62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:05:50, skipping insertion in model container [2024-01-27 23:05:50,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:05:49" (2/4) ... [2024-01-27 23:05:50,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6bcf62 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 11:05:50, skipping insertion in model container [2024-01-27 23:05:50,584 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 11:05:49" (3/4) ... [2024-01-27 23:05:50,584 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6bcf62 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 11:05:50, skipping insertion in model container [2024-01-27 23:05:50,584 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:05:50" (4/4) ... [2024-01-27 23:05:50,585 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12.i [2024-01-27 23:05:50,599 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 23:05:50,600 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 77 error locations. [2024-01-27 23:05:50,600 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 23:05:50,657 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-27 23:05:50,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 170 places, 170 transitions, 344 flow [2024-01-27 23:05:50,743 INFO L124 PetriNetUnfolderBase]: 3/172 cut-off events. [2024-01-27 23:05:50,743 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:05:50,746 INFO L83 FinitePrefix]: Finished finitePrefix Result has 176 conditions, 172 events. 3/172 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 248 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 157. Up to 2 conditions per place. [2024-01-27 23:05:50,746 INFO L82 GeneralOperation]: Start removeDead. Operand has 170 places, 170 transitions, 344 flow [2024-01-27 23:05:50,750 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 170 places, 170 transitions, 344 flow [2024-01-27 23:05:50,757 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 23:05:50,762 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;@36bf0d60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 23:05:50,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 150 error locations. [2024-01-27 23:05:50,763 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 23:05:50,764 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 23:05:50,764 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:05:50,764 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:05:50,764 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 23:05:50,764 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 147 more)] === [2024-01-27 23:05:50,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:05:50,768 INFO L85 PathProgramCache]: Analyzing trace with hash 13926, now seen corresponding path program 1 times [2024-01-27 23:05:50,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:05:50,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469870188] [2024-01-27 23:05:50,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:05:50,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:05:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:05:50,915 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 23:05:50,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:05:50,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469870188] [2024-01-27 23:05:50,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469870188] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:05:50,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:05:50,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:05:50,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163729758] [2024-01-27 23:05:50,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:05:50,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:05:50,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:05:50,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:05:50,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:05:50,974 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 139 out of 170 [2024-01-27 23:05:50,980 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 170 transitions, 344 flow. Second operand has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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 23:05:50,980 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:05:50,980 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 139 of 170 [2024-01-27 23:05:50,981 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:05:51,094 INFO L124 PetriNetUnfolderBase]: 29/232 cut-off events. [2024-01-27 23:05:51,094 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:05:51,096 INFO L83 FinitePrefix]: Finished finitePrefix Result has 313 conditions, 232 events. 29/232 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 594 event pairs, 25 based on Foata normal form. 2/145 useless extension candidates. Maximal degree in co-relation 278. Up to 72 conditions per place. [2024-01-27 23:05:51,099 INFO L140 encePairwiseOnDemand]: 159/170 looper letters, 20 selfloop transitions, 2 changer transitions 0/161 dead transitions. [2024-01-27 23:05:51,099 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 161 transitions, 370 flow [2024-01-27 23:05:51,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:05:51,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:05:51,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 448 transitions. [2024-01-27 23:05:51,115 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8784313725490196 [2024-01-27 23:05:51,116 INFO L175 Difference]: Start difference. First operand has 170 places, 170 transitions, 344 flow. Second operand 3 states and 448 transitions. [2024-01-27 23:05:51,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 161 transitions, 370 flow [2024-01-27 23:05:51,121 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 161 transitions, 370 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-27 23:05:51,125 INFO L231 Difference]: Finished difference. Result has 164 places, 161 transitions, 330 flow [2024-01-27 23:05:51,127 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=170, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=330, PETRI_PLACES=164, PETRI_TRANSITIONS=161} [2024-01-27 23:05:51,130 INFO L281 CegarLoopForPetriNet]: 170 programPoint places, -6 predicate places. [2024-01-27 23:05:51,130 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 161 transitions, 330 flow [2024-01-27 23:05:51,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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 23:05:51,131 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:05:51,131 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:05:51,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 23:05:51,132 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 147 more)] === [2024-01-27 23:05:51,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:05:51,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1541524964, now seen corresponding path program 1 times [2024-01-27 23:05:51,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:05:51,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835584291] [2024-01-27 23:05:51,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:05:51,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:05:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:05:51,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 23:05:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:05:51,202 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 23:05:51,202 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 23:05:51,203 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 150 remaining) [2024-01-27 23:05:51,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 150 remaining) [2024-01-27 23:05:51,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 150 remaining) [2024-01-27 23:05:51,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 150 remaining) [2024-01-27 23:05:51,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 150 remaining) [2024-01-27 23:05:51,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 150 remaining) [2024-01-27 23:05:51,206 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (143 of 150 remaining) [2024-01-27 23:05:51,206 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 150 remaining) [2024-01-27 23:05:51,206 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 150 remaining) [2024-01-27 23:05:51,206 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 150 remaining) [2024-01-27 23:05:51,206 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 150 remaining) [2024-01-27 23:05:51,206 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 150 remaining) [2024-01-27 23:05:51,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 150 remaining) [2024-01-27 23:05:51,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 150 remaining) [2024-01-27 23:05:51,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 150 remaining) [2024-01-27 23:05:51,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 150 remaining) [2024-01-27 23:05:51,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 150 remaining) [2024-01-27 23:05:51,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 150 remaining) [2024-01-27 23:05:51,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 150 remaining) [2024-01-27 23:05:51,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 150 remaining) [2024-01-27 23:05:51,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 150 remaining) [2024-01-27 23:05:51,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr14ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 150 remaining) [2024-01-27 23:05:51,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr15ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 150 remaining) [2024-01-27 23:05:51,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr16ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 150 remaining) [2024-01-27 23:05:51,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr17ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 150 remaining) [2024-01-27 23:05:51,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr18ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 150 remaining) [2024-01-27 23:05:51,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr19ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 150 remaining) [2024-01-27 23:05:51,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr20ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 150 remaining) [2024-01-27 23:05:51,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr21ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 150 remaining) [2024-01-27 23:05:51,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr22ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 150 remaining) [2024-01-27 23:05:51,210 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr23ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 150 remaining) [2024-01-27 23:05:51,210 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr24ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 150 remaining) [2024-01-27 23:05:51,210 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr25ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 150 remaining) [2024-01-27 23:05:51,210 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr26ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 150 remaining) [2024-01-27 23:05:51,210 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr27ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 150 remaining) [2024-01-27 23:05:51,210 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr28ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 150 remaining) [2024-01-27 23:05:51,211 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr29ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 150 remaining) [2024-01-27 23:05:51,211 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr30ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 150 remaining) [2024-01-27 23:05:51,211 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr31ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 150 remaining) [2024-01-27 23:05:51,211 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr32ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 150 remaining) [2024-01-27 23:05:51,211 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr33ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 150 remaining) [2024-01-27 23:05:51,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr46ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 150 remaining) [2024-01-27 23:05:51,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr34ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 150 remaining) [2024-01-27 23:05:51,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr47ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 150 remaining) [2024-01-27 23:05:51,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr35ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 150 remaining) [2024-01-27 23:05:51,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr48ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 150 remaining) [2024-01-27 23:05:51,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr36ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 150 remaining) [2024-01-27 23:05:51,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr37ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 150 remaining) [2024-01-27 23:05:51,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr49ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 150 remaining) [2024-01-27 23:05:51,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr38ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 150 remaining) [2024-01-27 23:05:51,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr50ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 150 remaining) [2024-01-27 23:05:51,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr39ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 150 remaining) [2024-01-27 23:05:51,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr40ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 150 remaining) [2024-01-27 23:05:51,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr51ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 150 remaining) [2024-01-27 23:05:51,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr68ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 150 remaining) [2024-01-27 23:05:51,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr41ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 150 remaining) [2024-01-27 23:05:51,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr52ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 150 remaining) [2024-01-27 23:05:51,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr69ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 150 remaining) [2024-01-27 23:05:51,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr42ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 150 remaining) [2024-01-27 23:05:51,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr53ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 150 remaining) [2024-01-27 23:05:51,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr70ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 150 remaining) [2024-01-27 23:05:51,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr43ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 150 remaining) [2024-01-27 23:05:51,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr54ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 150 remaining) [2024-01-27 23:05:51,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr71ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 150 remaining) [2024-01-27 23:05:51,220 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr44ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 150 remaining) [2024-01-27 23:05:51,220 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr55ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 150 remaining) [2024-01-27 23:05:51,220 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr45ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 150 remaining) [2024-01-27 23:05:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr56ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 150 remaining) [2024-01-27 23:05:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr57ASSERT_VIOLATIONERROR_FUNCTION (81 of 150 remaining) [2024-01-27 23:05:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr58ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 150 remaining) [2024-01-27 23:05:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr59ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 150 remaining) [2024-01-27 23:05:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr60ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 150 remaining) [2024-01-27 23:05:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr61ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 150 remaining) [2024-01-27 23:05:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr62ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 150 remaining) [2024-01-27 23:05:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr63ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 150 remaining) [2024-01-27 23:05:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr64ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 150 remaining) [2024-01-27 23:05:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr65ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 150 remaining) [2024-01-27 23:05:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr66ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 150 remaining) [2024-01-27 23:05:51,223 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr67ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 150 remaining) [2024-01-27 23:05:51,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 150 remaining) [2024-01-27 23:05:51,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 150 remaining) [2024-01-27 23:05:51,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 150 remaining) [2024-01-27 23:05:51,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 150 remaining) [2024-01-27 23:05:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 150 remaining) [2024-01-27 23:05:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 150 remaining) [2024-01-27 23:05:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 150 remaining) [2024-01-27 23:05:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 150 remaining) [2024-01-27 23:05:51,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 150 remaining) [2024-01-27 23:05:51,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 150 remaining) [2024-01-27 23:05:51,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 150 remaining) [2024-01-27 23:05:51,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 150 remaining) [2024-01-27 23:05:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 150 remaining) [2024-01-27 23:05:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr14ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 150 remaining) [2024-01-27 23:05:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr15ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 150 remaining) [2024-01-27 23:05:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr16ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 150 remaining) [2024-01-27 23:05:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr17ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 150 remaining) [2024-01-27 23:05:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr18ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 150 remaining) [2024-01-27 23:05:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr19ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 150 remaining) [2024-01-27 23:05:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr20ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 150 remaining) [2024-01-27 23:05:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr21ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 150 remaining) [2024-01-27 23:05:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr22ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 150 remaining) [2024-01-27 23:05:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr23ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 150 remaining) [2024-01-27 23:05:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr24ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 150 remaining) [2024-01-27 23:05:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr25ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 150 remaining) [2024-01-27 23:05:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr26ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 150 remaining) [2024-01-27 23:05:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr27ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 150 remaining) [2024-01-27 23:05:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr28ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 150 remaining) [2024-01-27 23:05:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr29ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 150 remaining) [2024-01-27 23:05:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr30ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 150 remaining) [2024-01-27 23:05:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr31ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 150 remaining) [2024-01-27 23:05:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr32ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 150 remaining) [2024-01-27 23:05:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr33ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 150 remaining) [2024-01-27 23:05:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr46ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 150 remaining) [2024-01-27 23:05:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr34ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 150 remaining) [2024-01-27 23:05:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr47ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 150 remaining) [2024-01-27 23:05:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr35ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 150 remaining) [2024-01-27 23:05:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr48ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 150 remaining) [2024-01-27 23:05:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr36ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 150 remaining) [2024-01-27 23:05:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr37ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 150 remaining) [2024-01-27 23:05:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr49ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 150 remaining) [2024-01-27 23:05:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr38ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 150 remaining) [2024-01-27 23:05:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr50ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 150 remaining) [2024-01-27 23:05:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr39ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 150 remaining) [2024-01-27 23:05:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr40ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 150 remaining) [2024-01-27 23:05:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr51ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 150 remaining) [2024-01-27 23:05:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr68ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 150 remaining) [2024-01-27 23:05:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr41ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 150 remaining) [2024-01-27 23:05:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr52ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 150 remaining) [2024-01-27 23:05:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr69ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 150 remaining) [2024-01-27 23:05:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr42ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 150 remaining) [2024-01-27 23:05:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr53ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 150 remaining) [2024-01-27 23:05:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr70ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 150 remaining) [2024-01-27 23:05:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr43ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 150 remaining) [2024-01-27 23:05:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr54ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 150 remaining) [2024-01-27 23:05:51,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr71ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 150 remaining) [2024-01-27 23:05:51,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr44ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 150 remaining) [2024-01-27 23:05:51,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr55ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 150 remaining) [2024-01-27 23:05:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr45ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 150 remaining) [2024-01-27 23:05:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr56ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 150 remaining) [2024-01-27 23:05:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr57ASSERT_VIOLATIONERROR_FUNCTION (10 of 150 remaining) [2024-01-27 23:05:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr58ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 150 remaining) [2024-01-27 23:05:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr59ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 150 remaining) [2024-01-27 23:05:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr60ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 150 remaining) [2024-01-27 23:05:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr61ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 150 remaining) [2024-01-27 23:05:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr62ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 150 remaining) [2024-01-27 23:05:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr63ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 150 remaining) [2024-01-27 23:05:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr64ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 150 remaining) [2024-01-27 23:05:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr65ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 150 remaining) [2024-01-27 23:05:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr66ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 150 remaining) [2024-01-27 23:05:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr67ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 150 remaining) [2024-01-27 23:05:51,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 23:05:51,241 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-27 23:05:51,250 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 23:05:51,250 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 23:05:51,273 INFO L503 ceAbstractionStarter]: Automizer considered 76 witness invariants [2024-01-27 23:05:51,273 INFO L504 ceAbstractionStarter]: WitnessConsidered=76 [2024-01-27 23:05:51,275 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 11:05:51 BasicIcfg [2024-01-27 23:05:51,275 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 23:05:51,275 INFO L158 Benchmark]: Toolchain (without parser) took 2003.33ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 59.3MB in the beginning and 66.9MB in the end (delta: -7.6MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-01-27 23:05:51,276 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:05:51,276 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 119.5MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:05:51,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.63ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 59.1MB in the beginning and 98.0MB in the end (delta: -38.9MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2024-01-27 23:05:51,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.84ms. Allocated memory is still 148.9MB. Free memory was 98.0MB in the beginning and 95.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:05:51,277 INFO L158 Benchmark]: Boogie Preprocessor took 83.61ms. Allocated memory is still 148.9MB. Free memory was 95.9MB in the beginning and 93.8MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-27 23:05:51,277 INFO L158 Benchmark]: RCFGBuilder took 508.47ms. Allocated memory is still 148.9MB. Free memory was 92.7MB in the beginning and 60.2MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-01-27 23:05:51,277 INFO L158 Benchmark]: TraceAbstraction took 696.12ms. Allocated memory is still 148.9MB. Free memory was 59.2MB in the beginning and 66.9MB in the end (delta: -7.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:05:51,278 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 119.5MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.63ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 59.1MB in the beginning and 98.0MB in the end (delta: -38.9MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.84ms. Allocated memory is still 148.9MB. Free memory was 98.0MB in the beginning and 95.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.61ms. Allocated memory is still 148.9MB. Free memory was 95.9MB in the beginning and 93.8MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 508.47ms. Allocated memory is still 148.9MB. Free memory was 92.7MB in the beginning and 60.2MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 696.12ms. Allocated memory is still 148.9MB. Free memory was 59.2MB in the beginning and 66.9MB in the end (delta: -7.8MB). There was no memory consumed. 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; [L1039] 0 pthread_t t; VAL [data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1040] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1040] 0 next = 0 VAL [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 [data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1042] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1042] 0 len = __VERIFIER_nondet_int() [L1043] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1043] CALL 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L994] COND FALSE 0 !(!cond) [L1043] RET 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L1044] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1044] 0 data = malloc(sizeof(int) * len) [L1045] COND TRUE 0 1 [L1046] FCALL, FORK 0 pthread_create(&t, 0, thr, 0) VAL [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[ARITHPLUS,IntegerLiteral[4294967296LL],CastExpression[ACSLType[long long],IdentifierExpression[c]]],CastExpression[ACSLType[long long],IdentifierExpression[end]]],IntegerLiteral[0LL]]]] VAL [arg={0:0}, arg={0:0}, c=-4294967297, data={-2:0}, end=0, len=2, lock=0, next=0] - UnprovableResult [Line: 1040]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - 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: 1046]: 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: 1036]: 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: 1036]: 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: 1036]: 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: 1036]: 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: 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: 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: 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: 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: 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, 320 locations, 150 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: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s 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, 39 IncrementalHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 0 mSDtfsCounter, 39 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=344occurred 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 23:05:51,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE