./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/sssc12_variant.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ab2e0ac4 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/sssc12_variant.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-ab2e0ac-m [2024-01-29 14:15:33,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:15:33,460 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:15:33,464 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:15:33,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:15:33,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:15:33,490 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:15:33,490 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:15:33,491 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:15:33,494 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:15:33,494 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:15:33,494 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:15:33,495 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:15:33,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:15:33,496 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:15:33,496 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:15:33,496 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:15:33,496 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:15:33,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:15:33,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:15:33,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:15:33,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:15:33,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:15:33,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:15:33,499 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:15:33,499 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:15:33,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:15:33,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:15:33,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:15:33,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:15:33,501 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:15:33,501 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:15:33,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:15:33,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:15:33,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:15:33,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:15:33,502 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:15:33,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:15:33,502 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:15:33,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:15:33,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:15:33,503 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:15:33,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:15:33,503 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:15:33,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:15:33,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:15:33,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:15:33,740 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:15:33,741 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:15:33,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/sssc12_variant.yml/witness.yml [2024-01-29 14:15:33,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:15:33,875 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:15:33,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-01-29 14:15:34,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:15:35,124 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:15:35,125 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-01-29 14:15:35,136 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef8fee636/85565fa472ea4ff28be926be3604ae66/FLAG285f0be91 [2024-01-29 14:15:35,152 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef8fee636/85565fa472ea4ff28be926be3604ae66 [2024-01-29 14:15:35,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:15:35,154 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:15:35,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:15:35,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:15:35,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:15:35,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:15:33" (1/2) ... [2024-01-29 14:15:35,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d02e33f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:15:35, skipping insertion in model container [2024-01-29 14:15:35,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:15:33" (1/2) ... [2024-01-29 14:15:35,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64b1dd9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:15:35, skipping insertion in model container [2024-01-29 14:15:35,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:15:35" (2/2) ... [2024-01-29 14:15:35,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d02e33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35, skipping insertion in model container [2024-01-29 14:15:35,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:15:35" (2/2) ... [2024-01-29 14:15:35,165 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:15:35,266 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:15:35,268 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] -2147483638 <= end [2024-01-29 14:15:35,277 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] (unsigned long )arg == 0UL [2024-01-29 14:15:35,277 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,277 INFO L98 nessWitnessExtractor]: Location invariant before [L1033-L1033] c <= 2147483646 [2024-01-29 14:15:35,277 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] -2147483638 <= end [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] c <= 2147483646 [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] (unsigned long )arg == 0UL [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L1032-L1032] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L1013-L1013] (int )lock == 1 [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L22] data == 0 [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] (unsigned long )arg == 0UL [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] -2147483638 <= end [2024-01-29 14:15:35,278 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,279 INFO L98 nessWitnessExtractor]: Location invariant before [L1035-L1035] c <= 2147483646 [2024-01-29 14:15:35,279 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967295LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,279 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967295LL + (long long )c) - (long long )end >= 0LL [2024-01-29 14:15:35,279 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967294LL - (long long )c) - (long long )end >= 0LL [2024-01-29 14:15:35,279 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (4294967296LL + (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,279 INFO L98 nessWitnessExtractor]: Location invariant before [L1023-L1023] (unsigned long )arg == 0UL [2024-01-29 14:15:35,280 INFO L98 nessWitnessExtractor]: Location invariant before [L1030-L1030] -2147483638 <= end [2024-01-29 14:15:35,290 INFO L98 nessWitnessExtractor]: Location invariant before [L1030-L1030] (unsigned long )arg == 0UL [2024-01-29 14:15:35,291 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-29 14:15:35,291 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] 0 == end [2024-01-29 14:15:35,291 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (long long )c + (long long )end >= 0LL [2024-01-29 14:15:35,291 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (long long )c - (long long )end >= 0LL [2024-01-29 14:15:35,291 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] c == end [2024-01-29 14:15:35,291 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] end == 0 [2024-01-29 14:15:35,291 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,292 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] c == 0 [2024-01-29 14:15:35,292 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] 0 == c [2024-01-29 14:15:35,292 INFO L98 nessWitnessExtractor]: Location invariant before [L1025-L1025] (unsigned long )arg == 0UL [2024-01-29 14:15:35,292 INFO L98 nessWitnessExtractor]: Location invariant before [L1044-L1044] data == 0 [2024-01-29 14:15:35,292 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] -2147483638 <= end [2024-01-29 14:15:35,292 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] (-1LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,292 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] (unsigned long )arg == 0UL [2024-01-29 14:15:35,293 INFO L98 nessWitnessExtractor]: Location invariant before [L1034-L1034] c <= 2147483646 [2024-01-29 14:15:35,293 INFO L98 nessWitnessExtractor]: Location invariant before [L1045-L1045] data == 0 [2024-01-29 14:15:35,293 INFO L98 nessWitnessExtractor]: Location invariant before [L1041-L1041] data == 0 [2024-01-29 14:15:35,293 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483648LL + (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,293 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483648LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,293 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] 0 == c [2024-01-29 14:15:35,293 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] c == 0 [2024-01-29 14:15:35,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483647LL + (long long )c) - (long long )end >= 0LL [2024-01-29 14:15:35,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (2147483647LL - (long long )c) - (long long )end >= 0LL [2024-01-29 14:15:35,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1024-L1024] (unsigned long )arg == 0UL [2024-01-29 14:15:35,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (long long )c + (long long )end >= 0LL [2024-01-29 14:15:35,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (long long )c - (long long )end >= 0LL [2024-01-29 14:15:35,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] 0 == end [2024-01-29 14:15:35,317 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-29 14:15:35,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] (unsigned long )arg == 0UL [2024-01-29 14:15:35,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] 0 == c [2024-01-29 14:15:35,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] c == end [2024-01-29 14:15:35,318 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] c == 0 [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1026-L1029] end == 0 [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (long long )c + (long long )end >= 0LL [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] end == 0 [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (0LL - (long long )c) + (long long )end >= 0LL [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] 0 == c [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (unsigned long )arg == 0UL [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (long long )c - (long long )end >= 0LL [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] 0 == end [2024-01-29 14:15:35,319 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] c == 0 [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] (0LL - (long long )c) - (long long )end >= 0LL [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1027-L1027] c == end [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] -2147483638 <= c [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] (long long )c - (long long )end >= 0LL [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] (unsigned long )arg == 0UL [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1037-L1037] -2147483638 <= end [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Loop invariant at [L1031-L1036] -2147483638 <= end [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Loop invariant at [L1031-L1036] (unsigned long )arg == 0UL [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1043-L1043] data == 0 [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1019-L1019] (int )lock == 0 [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] (unsigned long )arg == 0UL [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] 0 == end [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1028-L1028] end == 0 [2024-01-29 14:15:35,320 INFO L98 nessWitnessExtractor]: Location invariant before [L1042-L1042] data == 0 [2024-01-29 14:15:35,373 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:15:35,708 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i[46865,46878] [2024-01-29 14:15:35,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:15:35,728 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:15:35,738 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned int __mode_t; with a witness entry [2024-01-29 14:15:35,768 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i[46865,46878] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:15:35,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:15:35,885 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:15:35,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35 WrapperNode [2024-01-29 14:15:35,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:15:35,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:15:35,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:15:35,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:15:35,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,960 INFO L138 Inliner]: procedures = 275, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2024-01-29 14:15:35,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:15:35,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:15:35,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:15:35,961 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:15:35,970 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,974 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,986 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 3, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 2, 1]. [2024-01-29 14:15:35,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,994 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:35,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:15:35,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:15:35,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:15:35,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:15:36,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (1/1) ... [2024-01-29 14:15:36,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:15:36,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:15:36,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-29 14:15:36,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-29 14:15:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-29 14:15:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2024-01-29 14:15:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2024-01-29 14:15:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:15:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:15:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:15:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:15:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:15:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:15:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:15:36,061 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 14:15:36,192 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:15:36,194 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:15:36,549 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:15:36,549 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:15:36,654 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:15:36,655 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-01-29 14:15:36,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:15:36 BoogieIcfgContainer [2024-01-29 14:15:36,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:15:36,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:15:36,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:15:36,662 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:15:36,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:15:33" (1/4) ... [2024-01-29 14:15:36,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565c4a0b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:15:36, skipping insertion in model container [2024-01-29 14:15:36,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:15:35" (2/4) ... [2024-01-29 14:15:36,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565c4a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:15:36, skipping insertion in model container [2024-01-29 14:15:36,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:15:35" (3/4) ... [2024-01-29 14:15:36,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565c4a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:15:36, skipping insertion in model container [2024-01-29 14:15:36,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:15:36" (4/4) ... [2024-01-29 14:15:36,665 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2024-01-29 14:15:36,681 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:15:36,681 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 79 error locations. [2024-01-29 14:15:36,681 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:15:36,815 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 14:15:36,853 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 174 places, 174 transitions, 352 flow [2024-01-29 14:15:36,910 INFO L124 PetriNetUnfolderBase]: 3/176 cut-off events. [2024-01-29 14:15:36,910 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:15:36,917 INFO L83 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 176 events. 3/176 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 255 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2024-01-29 14:15:36,918 INFO L82 GeneralOperation]: Start removeDead. Operand has 174 places, 174 transitions, 352 flow [2024-01-29 14:15:36,925 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 174 places, 174 transitions, 352 flow [2024-01-29 14:15:36,936 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:15:36,942 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;@199e77f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:15:36,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 154 error locations. [2024-01-29 14:15:36,944 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:15:36,945 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:15:36,945 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:15:36,945 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:15:36,946 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:15:36,946 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 151 more)] === [2024-01-29 14:15:36,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:15:36,953 INFO L85 PathProgramCache]: Analyzing trace with hash 14449, now seen corresponding path program 1 times [2024-01-29 14:15:36,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:15:36,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013105606] [2024-01-29 14:15:36,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:15:36,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:15:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:15:37,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:15:37,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:15:37,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013105606] [2024-01-29 14:15:37,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013105606] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:15:37,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:15:37,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:15:37,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006777639] [2024-01-29 14:15:37,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:15:37,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:15:37,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:15:37,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:15:37,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:15:37,206 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 174 [2024-01-29 14:15:37,210 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 174 transitions, 352 flow. Second operand has 3 states, 3 states have (on average 142.66666666666666) internal successors, (428), 3 states have internal predecessors, (428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:15:37,212 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:15:37,212 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 174 [2024-01-29 14:15:37,213 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:15:37,312 INFO L124 PetriNetUnfolderBase]: 31/241 cut-off events. [2024-01-29 14:15:37,312 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:15:37,313 INFO L83 FinitePrefix]: Finished finitePrefix Result has 327 conditions, 241 events. 31/241 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 639 event pairs, 27 based on Foata normal form. 2/151 useless extension candidates. Maximal degree in co-relation 291. Up to 77 conditions per place. [2024-01-29 14:15:37,316 INFO L140 encePairwiseOnDemand]: 163/174 looper letters, 21 selfloop transitions, 2 changer transitions 0/165 dead transitions. [2024-01-29 14:15:37,316 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 165 transitions, 380 flow [2024-01-29 14:15:37,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:15:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:15:37,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 458 transitions. [2024-01-29 14:15:37,332 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8773946360153256 [2024-01-29 14:15:37,333 INFO L175 Difference]: Start difference. First operand has 174 places, 174 transitions, 352 flow. Second operand 3 states and 458 transitions. [2024-01-29 14:15:37,334 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 165 transitions, 380 flow [2024-01-29 14:15:37,337 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 165 transitions, 380 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 14:15:37,340 INFO L231 Difference]: Finished difference. Result has 168 places, 165 transitions, 338 flow [2024-01-29 14:15:37,342 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=334, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=338, PETRI_PLACES=168, PETRI_TRANSITIONS=165} [2024-01-29 14:15:37,345 INFO L281 CegarLoopForPetriNet]: 174 programPoint places, -6 predicate places. [2024-01-29 14:15:37,345 INFO L495 AbstractCegarLoop]: Abstraction has has 168 places, 165 transitions, 338 flow [2024-01-29 14:15:37,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 142.66666666666666) internal successors, (428), 3 states have internal predecessors, (428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:15:37,346 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:15:37,347 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:15:37,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:15:37,347 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 151 more)] === [2024-01-29 14:15:37,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:15:37,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1763664968, now seen corresponding path program 1 times [2024-01-29 14:15:37,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:15:37,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647086798] [2024-01-29 14:15:37,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:15:37,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:15:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:15:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:15:37,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:15:37,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647086798] [2024-01-29 14:15:37,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647086798] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:15:37,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:15:37,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:15:37,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957803800] [2024-01-29 14:15:37,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:15:37,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:15:37,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:15:37,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:15:37,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:15:37,570 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 133 out of 174 [2024-01-29 14:15:37,571 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 165 transitions, 338 flow. Second operand has 4 states, 4 states have (on average 135.5) internal successors, (542), 4 states have internal predecessors, (542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:15:37,571 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:15:37,571 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 133 of 174 [2024-01-29 14:15:37,572 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:15:37,654 INFO L124 PetriNetUnfolderBase]: 32/460 cut-off events. [2024-01-29 14:15:37,654 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:15:37,655 INFO L83 FinitePrefix]: Finished finitePrefix Result has 546 conditions, 460 events. 32/460 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1981 event pairs, 0 based on Foata normal form. 36/340 useless extension candidates. Maximal degree in co-relation 528. Up to 68 conditions per place. [2024-01-29 14:15:37,657 INFO L140 encePairwiseOnDemand]: 158/174 looper letters, 24 selfloop transitions, 2 changer transitions 0/154 dead transitions. [2024-01-29 14:15:37,657 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 154 transitions, 368 flow [2024-01-29 14:15:37,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:15:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:15:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 572 transitions. [2024-01-29 14:15:37,659 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8218390804597702 [2024-01-29 14:15:37,659 INFO L175 Difference]: Start difference. First operand has 168 places, 165 transitions, 338 flow. Second operand 4 states and 572 transitions. [2024-01-29 14:15:37,659 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 154 transitions, 368 flow [2024-01-29 14:15:37,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 154 transitions, 364 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:15:37,662 INFO L231 Difference]: Finished difference. Result has 155 places, 151 transitions, 310 flow [2024-01-29 14:15:37,662 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=306, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=310, PETRI_PLACES=155, PETRI_TRANSITIONS=151} [2024-01-29 14:15:37,663 INFO L281 CegarLoopForPetriNet]: 174 programPoint places, -19 predicate places. [2024-01-29 14:15:37,663 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 151 transitions, 310 flow [2024-01-29 14:15:37,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 135.5) internal successors, (542), 4 states have internal predecessors, (542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:15:37,663 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:15:37,664 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:15:37,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:15:37,664 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 151 more)] === [2024-01-29 14:15:37,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:15:37,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1160960252, now seen corresponding path program 1 times [2024-01-29 14:15:37,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:15:37,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732890507] [2024-01-29 14:15:37,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:15:37,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:15:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:15:37,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:15:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:15:37,718 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:15:37,718 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:15:37,719 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 154 remaining) [2024-01-29 14:15:37,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 154 remaining) [2024-01-29 14:15:37,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 154 remaining) [2024-01-29 14:15:37,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 154 remaining) [2024-01-29 14:15:37,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 154 remaining) [2024-01-29 14:15:37,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 154 remaining) [2024-01-29 14:15:37,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (147 of 154 remaining) [2024-01-29 14:15:37,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 154 remaining) [2024-01-29 14:15:37,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 154 remaining) [2024-01-29 14:15:37,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 154 remaining) [2024-01-29 14:15:37,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 154 remaining) [2024-01-29 14:15:37,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 154 remaining) [2024-01-29 14:15:37,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 154 remaining) [2024-01-29 14:15:37,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 154 remaining) [2024-01-29 14:15:37,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 154 remaining) [2024-01-29 14:15:37,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 154 remaining) [2024-01-29 14:15:37,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 154 remaining) [2024-01-29 14:15:37,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 154 remaining) [2024-01-29 14:15:37,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 154 remaining) [2024-01-29 14:15:37,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 154 remaining) [2024-01-29 14:15:37,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 154 remaining) [2024-01-29 14:15:37,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr14ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 154 remaining) [2024-01-29 14:15:37,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr15ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 154 remaining) [2024-01-29 14:15:37,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr16ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 154 remaining) [2024-01-29 14:15:37,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr17ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 154 remaining) [2024-01-29 14:15:37,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr18ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 154 remaining) [2024-01-29 14:15:37,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr19ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 154 remaining) [2024-01-29 14:15:37,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr20ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 154 remaining) [2024-01-29 14:15:37,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr21ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 154 remaining) [2024-01-29 14:15:37,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr22ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 154 remaining) [2024-01-29 14:15:37,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr23ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 154 remaining) [2024-01-29 14:15:37,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr24ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 154 remaining) [2024-01-29 14:15:37,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr25ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 154 remaining) [2024-01-29 14:15:37,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr26ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 154 remaining) [2024-01-29 14:15:37,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr27ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 154 remaining) [2024-01-29 14:15:37,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr28ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 154 remaining) [2024-01-29 14:15:37,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr29ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 154 remaining) [2024-01-29 14:15:37,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr30ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 154 remaining) [2024-01-29 14:15:37,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr31ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 154 remaining) [2024-01-29 14:15:37,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr32ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 154 remaining) [2024-01-29 14:15:37,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr33ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 154 remaining) [2024-01-29 14:15:37,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr46ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 154 remaining) [2024-01-29 14:15:37,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr34ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 154 remaining) [2024-01-29 14:15:37,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr47ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 154 remaining) [2024-01-29 14:15:37,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr35ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 154 remaining) [2024-01-29 14:15:37,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr48ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 154 remaining) [2024-01-29 14:15:37,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr36ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 154 remaining) [2024-01-29 14:15:37,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr37ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 154 remaining) [2024-01-29 14:15:37,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr49ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 154 remaining) [2024-01-29 14:15:37,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr38ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 154 remaining) [2024-01-29 14:15:37,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr50ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 154 remaining) [2024-01-29 14:15:37,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr39ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 154 remaining) [2024-01-29 14:15:37,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr40ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 154 remaining) [2024-01-29 14:15:37,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr51ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 154 remaining) [2024-01-29 14:15:37,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr70ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 154 remaining) [2024-01-29 14:15:37,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr41ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 154 remaining) [2024-01-29 14:15:37,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr52ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 154 remaining) [2024-01-29 14:15:37,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr71ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 154 remaining) [2024-01-29 14:15:37,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr42ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 154 remaining) [2024-01-29 14:15:37,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr53ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 154 remaining) [2024-01-29 14:15:37,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr72ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 154 remaining) [2024-01-29 14:15:37,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr43ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 154 remaining) [2024-01-29 14:15:37,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr54ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 154 remaining) [2024-01-29 14:15:37,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr73ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 154 remaining) [2024-01-29 14:15:37,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr44ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 154 remaining) [2024-01-29 14:15:37,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr55ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 154 remaining) [2024-01-29 14:15:37,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr45ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 154 remaining) [2024-01-29 14:15:37,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr56ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 154 remaining) [2024-01-29 14:15:37,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr57ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 154 remaining) [2024-01-29 14:15:37,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr58ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 154 remaining) [2024-01-29 14:15:37,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr59ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 154 remaining) [2024-01-29 14:15:37,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr60ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 154 remaining) [2024-01-29 14:15:37,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr61ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 154 remaining) [2024-01-29 14:15:37,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr62ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 154 remaining) [2024-01-29 14:15:37,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr63ASSERT_VIOLATIONERROR_FUNCTION (79 of 154 remaining) [2024-01-29 14:15:37,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr64ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 154 remaining) [2024-01-29 14:15:37,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr65ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 154 remaining) [2024-01-29 14:15:37,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr66ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 154 remaining) [2024-01-29 14:15:37,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr67ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 154 remaining) [2024-01-29 14:15:37,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr68ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 154 remaining) [2024-01-29 14:15:37,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr69ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 154 remaining) [2024-01-29 14:15:37,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 154 remaining) [2024-01-29 14:15:37,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 154 remaining) [2024-01-29 14:15:37,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 154 remaining) [2024-01-29 14:15:37,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 154 remaining) [2024-01-29 14:15:37,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 154 remaining) [2024-01-29 14:15:37,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr6ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 154 remaining) [2024-01-29 14:15:37,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr7ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 154 remaining) [2024-01-29 14:15:37,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr8ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 154 remaining) [2024-01-29 14:15:37,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr9ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 154 remaining) [2024-01-29 14:15:37,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr10ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 154 remaining) [2024-01-29 14:15:37,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr11ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 154 remaining) [2024-01-29 14:15:37,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr12ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 154 remaining) [2024-01-29 14:15:37,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr13ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 154 remaining) [2024-01-29 14:15:37,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr14ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 154 remaining) [2024-01-29 14:15:37,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr15ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 154 remaining) [2024-01-29 14:15:37,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr16ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 154 remaining) [2024-01-29 14:15:37,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr17ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 154 remaining) [2024-01-29 14:15:37,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr18ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 154 remaining) [2024-01-29 14:15:37,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr19ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 154 remaining) [2024-01-29 14:15:37,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr20ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 154 remaining) [2024-01-29 14:15:37,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr21ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 154 remaining) [2024-01-29 14:15:37,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr22ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 154 remaining) [2024-01-29 14:15:37,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr23ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 154 remaining) [2024-01-29 14:15:37,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr24ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 154 remaining) [2024-01-29 14:15:37,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr25ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 154 remaining) [2024-01-29 14:15:37,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr26ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 154 remaining) [2024-01-29 14:15:37,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr27ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 154 remaining) [2024-01-29 14:15:37,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr28ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 154 remaining) [2024-01-29 14:15:37,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr29ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 154 remaining) [2024-01-29 14:15:37,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr30ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 154 remaining) [2024-01-29 14:15:37,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr31ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 154 remaining) [2024-01-29 14:15:37,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr32ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 154 remaining) [2024-01-29 14:15:37,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr33ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 154 remaining) [2024-01-29 14:15:37,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr46ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 154 remaining) [2024-01-29 14:15:37,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr34ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 154 remaining) [2024-01-29 14:15:37,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr47ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 154 remaining) [2024-01-29 14:15:37,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr35ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 154 remaining) [2024-01-29 14:15:37,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr48ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 154 remaining) [2024-01-29 14:15:37,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr36ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 154 remaining) [2024-01-29 14:15:37,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr37ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 154 remaining) [2024-01-29 14:15:37,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr49ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 154 remaining) [2024-01-29 14:15:37,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr38ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 154 remaining) [2024-01-29 14:15:37,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr50ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 154 remaining) [2024-01-29 14:15:37,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr39ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 154 remaining) [2024-01-29 14:15:37,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr40ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 154 remaining) [2024-01-29 14:15:37,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr51ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 154 remaining) [2024-01-29 14:15:37,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr70ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 154 remaining) [2024-01-29 14:15:37,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr41ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 154 remaining) [2024-01-29 14:15:37,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr52ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 154 remaining) [2024-01-29 14:15:37,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr71ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 154 remaining) [2024-01-29 14:15:37,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr42ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 154 remaining) [2024-01-29 14:15:37,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr53ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 154 remaining) [2024-01-29 14:15:37,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr72ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 154 remaining) [2024-01-29 14:15:37,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr43ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 154 remaining) [2024-01-29 14:15:37,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr54ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 154 remaining) [2024-01-29 14:15:37,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr73ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 154 remaining) [2024-01-29 14:15:37,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr44ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 154 remaining) [2024-01-29 14:15:37,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr55ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 154 remaining) [2024-01-29 14:15:37,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr45ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 154 remaining) [2024-01-29 14:15:37,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr56ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 154 remaining) [2024-01-29 14:15:37,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr57ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 154 remaining) [2024-01-29 14:15:37,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr58ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 154 remaining) [2024-01-29 14:15:37,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr59ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 154 remaining) [2024-01-29 14:15:37,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr60ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 154 remaining) [2024-01-29 14:15:37,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr61ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 154 remaining) [2024-01-29 14:15:37,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr62ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 154 remaining) [2024-01-29 14:15:37,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr63ASSERT_VIOLATIONERROR_FUNCTION (6 of 154 remaining) [2024-01-29 14:15:37,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr64ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 154 remaining) [2024-01-29 14:15:37,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr65ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 154 remaining) [2024-01-29 14:15:37,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr66ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 154 remaining) [2024-01-29 14:15:37,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr67ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 154 remaining) [2024-01-29 14:15:37,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr68ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 154 remaining) [2024-01-29 14:15:37,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr69ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 154 remaining) [2024-01-29 14:15:37,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:15:37,772 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-01-29 14:15:37,778 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:15:37,778 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:15:37,795 INFO L503 ceAbstractionStarter]: Automizer considered 78 witness invariants [2024-01-29 14:15:37,795 INFO L504 ceAbstractionStarter]: WitnessConsidered=78 [2024-01-29 14:15:37,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:15:37 BasicIcfg [2024-01-29 14:15:37,796 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:15:37,796 INFO L158 Benchmark]: Toolchain (without parser) took 2642.31ms. Allocated memory is still 176.2MB. Free memory was 103.2MB in the beginning and 131.4MB in the end (delta: -28.2MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-01-29 14:15:37,796 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 96.5MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:15:37,796 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 176.2MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:15:37,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.21ms. Allocated memory is still 176.2MB. Free memory was 102.8MB in the beginning and 112.8MB in the end (delta: -10.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-01-29 14:15:37,797 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.37ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 110.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:15:37,797 INFO L158 Benchmark]: Boogie Preprocessor took 37.46ms. Allocated memory is still 176.2MB. Free memory was 110.5MB in the beginning and 107.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:15:37,797 INFO L158 Benchmark]: RCFGBuilder took 657.60ms. Allocated memory is still 176.2MB. Free memory was 107.5MB in the beginning and 73.1MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-01-29 14:15:37,797 INFO L158 Benchmark]: TraceAbstraction took 1137.03ms. Allocated memory is still 176.2MB. Free memory was 71.9MB in the beginning and 131.4MB in the end (delta: -59.5MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-01-29 14:15:37,798 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 96.5MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 176.2MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.21ms. Allocated memory is still 176.2MB. Free memory was 102.8MB in the beginning and 112.8MB in the end (delta: -10.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.37ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 110.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.46ms. Allocated memory is still 176.2MB. Free memory was 110.5MB in the beginning and 107.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 657.60ms. Allocated memory is still 176.2MB. Free memory was 107.5MB in the beginning and 73.1MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1137.03ms. Allocated memory is still 176.2MB. Free memory was 71.9MB in the beginning and 131.4MB in the end (delta: -59.5MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1023]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1005] 0 int *data; [L1006] 0 volatile int len; [L1007] 0 volatile int next; [L1008] 0 volatile int lock; [L1040] 0 pthread_t t; VAL [\old(argc)=51, argc=51, argv={49:50}, data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1041] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1041] 0 lock=0 VAL [\old(argc)=51, argc=51, argv={49:50}, data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1042] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1042] 0 next = 0 VAL [\old(argc)=51, argc=51, argv={49:50}, data={0:0}, len=0, lock=0, next=0, t={3:0}] [L1043] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1043] 0 len = __VERIFIER_nondet_int() [L1044] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1044] CALL 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L994] COND FALSE 0 !(!cond) [L1044] RET 0 assume_abort_if_not(len > 0 && len < 4294967296 / sizeof(int)) [L1045] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[data],IntegerLiteral[0]]]] [L1045] 0 data = malloc(sizeof(int) * len) [L1046] COND TRUE 0 1 [L1047] FCALL, FORK 0 pthread_create(&t, 0, thr, 0) VAL [\old(argc)=51, argc=51, argv={49:50}, 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[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] 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: 1041]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1042]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1043]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1044]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1045]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1047]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1024]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1025]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1013]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1026]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1030]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1030]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1019]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1027]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1028]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1032]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1037]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1028]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1028]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1033]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1034]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 998]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1035]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1031]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 328 locations, 154 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 119 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 90 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 30 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 127 IncrementalHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 30 mSolverCounterUnsat, 0 mSDtfsCounter, 127 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=352occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 0.2s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 28 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-29 14:15:37,830 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