./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c --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/chl-time-subst.wvr.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/weaver/chl-time-subst.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/chl-time-subst.wvr.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 14:18:12,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:18:12,568 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:18:12,571 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:18:12,572 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:18:12,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:18:12,596 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:18:12,596 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:18:12,597 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:18:12,598 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:18:12,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:18:12,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:18:12,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:18:12,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:18:12,602 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:18:12,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:18:12,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:18:12,603 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:18:12,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:18:12,603 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:18:12,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:18:12,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:18:12,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:18:12,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:18:12,604 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:18:12,605 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:18:12,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:18:12,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:18:12,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:18:12,606 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:18:12,606 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:18:12,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:18:12,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:18:12,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:18:12,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:18:12,607 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:18:12,607 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:18:12,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:18:12,608 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:18:12,608 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:18:12,608 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:18:12,608 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:18:12,608 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:18:12,609 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:18:12,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:18:12,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:18:12,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:18:12,853 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:18:12,853 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:18:12,854 INFO L431 ainManager$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/chl-time-subst.wvr.yml/witness.yml [2024-01-29 14:18:12,946 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:18:12,946 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:18:12,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2024-01-29 14:18:13,999 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:18:14,154 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:18:14,154 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2024-01-29 14:18:14,161 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99edfc6f5/1dddf32e60734e8e9e11678c50e33169/FLAGcf5a58cf2 [2024-01-29 14:18:14,198 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99edfc6f5/1dddf32e60734e8e9e11678c50e33169 [2024-01-29 14:18:14,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:18:14,200 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:18:14,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:18:14,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:18:14,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:18:14,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:18:12" (1/2) ... [2024-01-29 14:18:14,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240eeadc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:18:14, skipping insertion in model container [2024-01-29 14:18:14,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:18:12" (1/2) ... [2024-01-29 14:18:14,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e6f9857 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:18:14, skipping insertion in model container [2024-01-29 14:18:14,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:18:14" (2/2) ... [2024-01-29 14:18:14,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240eeadc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14, skipping insertion in model container [2024-01-29 14:18:14,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:18:14" (2/2) ... [2024-01-29 14:18:14,216 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:18:14,243 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:18:14,244 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_7 == 0 [2024-01-29 14:18:14,244 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_5 == 0 [2024-01-29 14:18:14,244 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_8 == 0 [2024-01-29 14:18:14,244 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_6 == 0 [2024-01-29 14:18:14,244 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ora_4 == 0 [2024-01-29 14:18:14,244 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_1 == 0 [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_3 == 0 [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_7 == 0 [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_8 == 0 [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b <= -1 [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b != 0 [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_8 == 0 [2024-01-29 14:18:14,245 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_6 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] volume_totale_5 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_7 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_3 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_1 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_6 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_8 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_4 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_5 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_7 == 0 [2024-01-29 14:18:14,246 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_2 == 0 [2024-01-29 14:18:14,247 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,247 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,247 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_5 == 0 [2024-01-29 14:18:14,247 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_1 == 0 [2024-01-29 14:18:14,247 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_7 == 0 [2024-01-29 14:18:14,247 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_3 == 0 [2024-01-29 14:18:14,247 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_8 == 0 [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_6 == 0 [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] cmp_8 == 0 [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_6 == 0 [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_1 == 0 [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_3 == 0 [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_8 == 0 [2024-01-29 14:18:14,248 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_0 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_2 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_5 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_4 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_7 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_7 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_8 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_6 == 0 [2024-01-29 14:18:14,249 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] cmp_8 == 0 [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] 1 <= b [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] b != 0 [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_7 == 0 [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_8 == 0 [2024-01-29 14:18:14,250 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_6 == 0 [2024-01-29 14:18:14,251 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_5 == 0 [2024-01-29 14:18:14,251 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_3 == 0 [2024-01-29 14:18:14,267 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:18:14,407 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-subst.wvr.c[2918,2931] [2024-01-29 14:18:14,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:18:14,422 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:18:14,430 WARN L424 MainDispatcher]: Unable to annotate extern int pthread_create (pthread_t *__restrict __newthread, const pthread_attr_t *__restrict __attr, void *(*__start_routine) (void *), void *__restrict __arg) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 3))); with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 14:18:14,479 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-subst.wvr.c[2918,2931] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:18:14,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:18:14,493 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:18:14,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14 WrapperNode [2024-01-29 14:18:14,494 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:18:14,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:18:14,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:18:14,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:18:14,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,541 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 306 [2024-01-29 14:18:14,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:18:14,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:18:14,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:18:14,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:18:14,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,559 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,582 INFO L175 MemorySlicer]: Split 8 memory accesses to 4 slices as follows [2, 2, 2, 2]. 25 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-01-29 14:18:14,596 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,596 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:18:14,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:18:14,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:18:14,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:18:14,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (1/1) ... [2024-01-29 14:18:14,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:18:14,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:18:14,663 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 14:18:14,682 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 14:18:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:18:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-29 14:18:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-29 14:18:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-29 14:18:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-29 14:18:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-29 14:18:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-29 14:18:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:18:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:18:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:18:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:18:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:18:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:18:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:18:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:18:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:18:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-29 14:18:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-29 14:18:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:18:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:18:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:18:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:18:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:18:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 14:18:14,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:18:14,704 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 14:18:14,815 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:18:14,817 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:18:15,286 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:18:15,286 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:18:15,675 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:18:15,675 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-29 14:18:15,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:18:15 BoogieIcfgContainer [2024-01-29 14:18:15,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:18:15,681 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:18:15,681 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:18:15,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:18:15,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:18:12" (1/4) ... [2024-01-29 14:18:15,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4056628d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:18:15, skipping insertion in model container [2024-01-29 14:18:15,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:18:14" (2/4) ... [2024-01-29 14:18:15,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4056628d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:18:15, skipping insertion in model container [2024-01-29 14:18:15,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:14" (3/4) ... [2024-01-29 14:18:15,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4056628d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:18:15, skipping insertion in model container [2024-01-29 14:18:15,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:18:15" (4/4) ... [2024-01-29 14:18:15,687 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-subst.wvr.c [2024-01-29 14:18:15,702 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:18:15,703 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 82 error locations. [2024-01-29 14:18:15,703 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:18:15,785 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-29 14:18:15,819 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 166 places, 156 transitions, 333 flow [2024-01-29 14:18:15,869 INFO L124 PetriNetUnfolderBase]: 0/153 cut-off events. [2024-01-29 14:18:15,869 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-29 14:18:15,871 INFO L83 FinitePrefix]: Finished finitePrefix Result has 166 conditions, 153 events. 0/153 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 293 event pairs, 0 based on Foata normal form. 0/71 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-01-29 14:18:15,871 INFO L82 GeneralOperation]: Start removeDead. Operand has 166 places, 156 transitions, 333 flow [2024-01-29 14:18:15,874 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 162 places, 152 transitions, 322 flow [2024-01-29 14:18:15,881 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:18:15,886 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;@5ac492a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:18:15,886 INFO L358 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2024-01-29 14:18:15,888 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:18:15,888 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:18:15,888 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:18:15,888 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:15,889 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:18:15,889 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:15,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:15,893 INFO L85 PathProgramCache]: Analyzing trace with hash 32399, now seen corresponding path program 1 times [2024-01-29 14:18:15,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:15,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110009420] [2024-01-29 14:18:15,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:15,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:16,018 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 14:18:16,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:16,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110009420] [2024-01-29 14:18:16,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110009420] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:16,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:16,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:16,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681623875] [2024-01-29 14:18:16,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:16,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:16,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:16,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:16,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:16,062 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 156 [2024-01-29 14:18:16,064 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 152 transitions, 322 flow. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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 14:18:16,065 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:16,065 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 156 [2024-01-29 14:18:16,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:16,257 INFO L124 PetriNetUnfolderBase]: 564/1050 cut-off events. [2024-01-29 14:18:16,257 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:18:16,262 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2005 conditions, 1050 events. 564/1050 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 176. Compared 6530 event pairs, 564 based on Foata normal form. 0/440 useless extension candidates. Maximal degree in co-relation 1899. Up to 877 conditions per place. [2024-01-29 14:18:16,270 INFO L140 encePairwiseOnDemand]: 125/156 looper letters, 30 selfloop transitions, 2 changer transitions 0/110 dead transitions. [2024-01-29 14:18:16,270 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 110 transitions, 293 flow [2024-01-29 14:18:16,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:16,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 316 transitions. [2024-01-29 14:18:16,283 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6752136752136753 [2024-01-29 14:18:16,284 INFO L175 Difference]: Start difference. First operand has 162 places, 152 transitions, 322 flow. Second operand 3 states and 316 transitions. [2024-01-29 14:18:16,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 110 transitions, 293 flow [2024-01-29 14:18:16,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 110 transitions, 290 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-29 14:18:16,292 INFO L231 Difference]: Finished difference. Result has 119 places, 110 transitions, 230 flow [2024-01-29 14:18:16,294 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=230, PETRI_PLACES=119, PETRI_TRANSITIONS=110} [2024-01-29 14:18:16,297 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -43 predicate places. [2024-01-29 14:18:16,297 INFO L495 AbstractCegarLoop]: Abstraction has has 119 places, 110 transitions, 230 flow [2024-01-29 14:18:16,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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 14:18:16,297 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:16,297 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-29 14:18:16,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:18:16,298 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:16,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:16,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1005428, now seen corresponding path program 1 times [2024-01-29 14:18:16,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:16,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779606063] [2024-01-29 14:18:16,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:16,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:16,353 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 14:18:16,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:16,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779606063] [2024-01-29 14:18:16,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779606063] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:16,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:16,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:16,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711415701] [2024-01-29 14:18:16,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:16,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:16,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:16,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:16,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:16,366 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 156 [2024-01-29 14:18:16,368 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 110 transitions, 230 flow. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 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 14:18:16,369 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:16,369 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 156 [2024-01-29 14:18:16,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:16,548 INFO L124 PetriNetUnfolderBase]: 524/992 cut-off events. [2024-01-29 14:18:16,549 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:16,552 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1906 conditions, 992 events. 524/992 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 160. Compared 5992 event pairs, 359 based on Foata normal form. 0/435 useless extension candidates. Maximal degree in co-relation 1811. Up to 577 conditions per place. [2024-01-29 14:18:16,556 INFO L140 encePairwiseOnDemand]: 145/156 looper letters, 38 selfloop transitions, 4 changer transitions 0/118 dead transitions. [2024-01-29 14:18:16,556 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 118 transitions, 332 flow [2024-01-29 14:18:16,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:16,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 322 transitions. [2024-01-29 14:18:16,559 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.688034188034188 [2024-01-29 14:18:16,559 INFO L175 Difference]: Start difference. First operand has 119 places, 110 transitions, 230 flow. Second operand 3 states and 322 transitions. [2024-01-29 14:18:16,559 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 118 transitions, 332 flow [2024-01-29 14:18:16,560 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 118 transitions, 328 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:16,562 INFO L231 Difference]: Finished difference. Result has 118 places, 109 transitions, 252 flow [2024-01-29 14:18:16,562 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=252, PETRI_PLACES=118, PETRI_TRANSITIONS=109} [2024-01-29 14:18:16,563 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -44 predicate places. [2024-01-29 14:18:16,563 INFO L495 AbstractCegarLoop]: Abstraction has has 118 places, 109 transitions, 252 flow [2024-01-29 14:18:16,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 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 14:18:16,563 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:16,563 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-29 14:18:16,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:18:16,564 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:16,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:16,564 INFO L85 PathProgramCache]: Analyzing trace with hash 31169359, now seen corresponding path program 1 times [2024-01-29 14:18:16,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:16,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378426360] [2024-01-29 14:18:16,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:16,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:16,603 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 14:18:16,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:16,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378426360] [2024-01-29 14:18:16,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378426360] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:16,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:16,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:16,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994144164] [2024-01-29 14:18:16,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:16,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:16,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:16,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:16,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:16,618 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 156 [2024-01-29 14:18:16,619 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 109 transitions, 252 flow. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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 14:18:16,619 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:16,619 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 156 [2024-01-29 14:18:16,619 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:16,748 INFO L124 PetriNetUnfolderBase]: 524/1001 cut-off events. [2024-01-29 14:18:16,749 INFO L125 PetriNetUnfolderBase]: For 346/346 co-relation queries the response was YES. [2024-01-29 14:18:16,750 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2300 conditions, 1001 events. 524/1001 cut-off events. For 346/346 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 6466 event pairs, 514 based on Foata normal form. 0/584 useless extension candidates. Maximal degree in co-relation 2199. Up to 839 conditions per place. [2024-01-29 14:18:16,754 INFO L140 encePairwiseOnDemand]: 148/156 looper letters, 33 selfloop transitions, 2 changer transitions 0/103 dead transitions. [2024-01-29 14:18:16,755 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 103 transitions, 310 flow [2024-01-29 14:18:16,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:16,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:16,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 297 transitions. [2024-01-29 14:18:16,756 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6346153846153846 [2024-01-29 14:18:16,756 INFO L175 Difference]: Start difference. First operand has 118 places, 109 transitions, 252 flow. Second operand 3 states and 297 transitions. [2024-01-29 14:18:16,756 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 103 transitions, 310 flow [2024-01-29 14:18:16,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 103 transitions, 302 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:16,762 INFO L231 Difference]: Finished difference. Result has 112 places, 103 transitions, 236 flow [2024-01-29 14:18:16,762 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=112, PETRI_TRANSITIONS=103} [2024-01-29 14:18:16,763 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -50 predicate places. [2024-01-29 14:18:16,763 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 103 transitions, 236 flow [2024-01-29 14:18:16,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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 14:18:16,764 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:16,764 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 14:18:16,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:18:16,764 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:16,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:16,765 INFO L85 PathProgramCache]: Analyzing trace with hash 966251222, now seen corresponding path program 1 times [2024-01-29 14:18:16,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:16,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937680837] [2024-01-29 14:18:16,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:16,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:16,823 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 14:18:16,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:16,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937680837] [2024-01-29 14:18:16,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937680837] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:16,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:16,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:16,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014374838] [2024-01-29 14:18:16,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:16,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:16,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:16,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:16,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:16,829 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 156 [2024-01-29 14:18:16,829 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 103 transitions, 236 flow. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 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 14:18:16,829 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:16,829 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 156 [2024-01-29 14:18:16,829 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:16,980 INFO L124 PetriNetUnfolderBase]: 524/981 cut-off events. [2024-01-29 14:18:16,981 INFO L125 PetriNetUnfolderBase]: For 100/100 co-relation queries the response was YES. [2024-01-29 14:18:16,982 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2187 conditions, 981 events. 524/981 cut-off events. For 100/100 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 6101 event pairs, 399 based on Foata normal form. 0/519 useless extension candidates. Maximal degree in co-relation 2108. Up to 664 conditions per place. [2024-01-29 14:18:16,987 INFO L140 encePairwiseOnDemand]: 151/156 looper letters, 44 selfloop transitions, 3 changer transitions 0/116 dead transitions. [2024-01-29 14:18:16,987 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 116 transitions, 376 flow [2024-01-29 14:18:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:16,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 324 transitions. [2024-01-29 14:18:16,989 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6923076923076923 [2024-01-29 14:18:16,989 INFO L175 Difference]: Start difference. First operand has 112 places, 103 transitions, 236 flow. Second operand 3 states and 324 transitions. [2024-01-29 14:18:16,989 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 116 transitions, 376 flow [2024-01-29 14:18:16,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 116 transitions, 372 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:16,993 INFO L231 Difference]: Finished difference. Result has 110 places, 101 transitions, 234 flow [2024-01-29 14:18:16,994 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=234, PETRI_PLACES=110, PETRI_TRANSITIONS=101} [2024-01-29 14:18:16,995 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -52 predicate places. [2024-01-29 14:18:16,995 INFO L495 AbstractCegarLoop]: Abstraction has has 110 places, 101 transitions, 234 flow [2024-01-29 14:18:16,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 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 14:18:16,996 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:16,996 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-29 14:18:16,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 14:18:16,996 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:16,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:16,997 INFO L85 PathProgramCache]: Analyzing trace with hash -110982061, now seen corresponding path program 1 times [2024-01-29 14:18:16,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:16,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405006908] [2024-01-29 14:18:16,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:16,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:17,018 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 14:18:17,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:17,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405006908] [2024-01-29 14:18:17,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405006908] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:17,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:17,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:17,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787852179] [2024-01-29 14:18:17,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:17,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:17,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:17,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:17,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:17,022 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 156 [2024-01-29 14:18:17,023 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 101 transitions, 234 flow. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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 14:18:17,023 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:17,023 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 156 [2024-01-29 14:18:17,023 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:17,137 INFO L124 PetriNetUnfolderBase]: 524/998 cut-off events. [2024-01-29 14:18:17,137 INFO L125 PetriNetUnfolderBase]: For 159/159 co-relation queries the response was YES. [2024-01-29 14:18:17,139 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2265 conditions, 998 events. 524/998 cut-off events. For 159/159 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 6447 event pairs, 514 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 2171. Up to 844 conditions per place. [2024-01-29 14:18:17,143 INFO L140 encePairwiseOnDemand]: 153/156 looper letters, 29 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2024-01-29 14:18:17,144 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 100 transitions, 294 flow [2024-01-29 14:18:17,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:17,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 315 transitions. [2024-01-29 14:18:17,145 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6730769230769231 [2024-01-29 14:18:17,145 INFO L175 Difference]: Start difference. First operand has 110 places, 101 transitions, 234 flow. Second operand 3 states and 315 transitions. [2024-01-29 14:18:17,145 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 100 transitions, 294 flow [2024-01-29 14:18:17,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 100 transitions, 288 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:17,148 INFO L231 Difference]: Finished difference. Result has 109 places, 100 transitions, 230 flow [2024-01-29 14:18:17,148 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=230, PETRI_PLACES=109, PETRI_TRANSITIONS=100} [2024-01-29 14:18:17,150 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -53 predicate places. [2024-01-29 14:18:17,150 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 100 transitions, 230 flow [2024-01-29 14:18:17,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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 14:18:17,151 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:17,151 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:17,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-29 14:18:17,151 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:17,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:17,152 INFO L85 PathProgramCache]: Analyzing trace with hash 854524466, now seen corresponding path program 1 times [2024-01-29 14:18:17,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:17,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241778756] [2024-01-29 14:18:17,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:17,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:17,188 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 14:18:17,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:17,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241778756] [2024-01-29 14:18:17,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241778756] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:17,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:17,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:17,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11334494] [2024-01-29 14:18:17,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:17,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:17,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:17,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:17,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:17,206 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 156 [2024-01-29 14:18:17,207 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 100 transitions, 230 flow. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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 14:18:17,207 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:17,207 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 156 [2024-01-29 14:18:17,207 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:17,319 INFO L124 PetriNetUnfolderBase]: 524/989 cut-off events. [2024-01-29 14:18:17,319 INFO L125 PetriNetUnfolderBase]: For 97/97 co-relation queries the response was YES. [2024-01-29 14:18:17,321 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2200 conditions, 989 events. 524/989 cut-off events. For 97/97 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 6392 event pairs, 514 based on Foata normal form. 0/517 useless extension candidates. Maximal degree in co-relation 2177. Up to 836 conditions per place. [2024-01-29 14:18:17,325 INFO L140 encePairwiseOnDemand]: 145/156 looper letters, 35 selfloop transitions, 2 changer transitions 0/91 dead transitions. [2024-01-29 14:18:17,325 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 91 transitions, 286 flow [2024-01-29 14:18:17,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 287 transitions. [2024-01-29 14:18:17,326 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6132478632478633 [2024-01-29 14:18:17,326 INFO L175 Difference]: Start difference. First operand has 109 places, 100 transitions, 230 flow. Second operand 3 states and 287 transitions. [2024-01-29 14:18:17,327 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 91 transitions, 286 flow [2024-01-29 14:18:17,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 91 transitions, 282 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:17,328 INFO L231 Difference]: Finished difference. Result has 100 places, 91 transitions, 212 flow [2024-01-29 14:18:17,328 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=212, PETRI_PLACES=100, PETRI_TRANSITIONS=91} [2024-01-29 14:18:17,331 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -62 predicate places. [2024-01-29 14:18:17,331 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 91 transitions, 212 flow [2024-01-29 14:18:17,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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 14:18:17,331 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:17,332 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:17,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-29 14:18:17,332 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:17,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:17,332 INFO L85 PathProgramCache]: Analyzing trace with hash 720455712, now seen corresponding path program 1 times [2024-01-29 14:18:17,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:17,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911093009] [2024-01-29 14:18:17,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:17,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:17,373 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 14:18:17,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:17,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911093009] [2024-01-29 14:18:17,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911093009] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:17,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:17,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:17,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203152574] [2024-01-29 14:18:17,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:17,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:17,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:17,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:17,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:17,385 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 156 [2024-01-29 14:18:17,385 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 91 transitions, 212 flow. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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 14:18:17,385 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:17,385 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 156 [2024-01-29 14:18:17,385 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:17,493 INFO L124 PetriNetUnfolderBase]: 524/984 cut-off events. [2024-01-29 14:18:17,494 INFO L125 PetriNetUnfolderBase]: For 96/96 co-relation queries the response was YES. [2024-01-29 14:18:17,495 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2192 conditions, 984 events. 524/984 cut-off events. For 96/96 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 6384 event pairs, 514 based on Foata normal form. 0/516 useless extension candidates. Maximal degree in co-relation 2113. Up to 840 conditions per place. [2024-01-29 14:18:17,499 INFO L140 encePairwiseOnDemand]: 149/156 looper letters, 32 selfloop transitions, 2 changer transitions 0/86 dead transitions. [2024-01-29 14:18:17,499 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 86 transitions, 270 flow [2024-01-29 14:18:17,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 301 transitions. [2024-01-29 14:18:17,501 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6431623931623932 [2024-01-29 14:18:17,501 INFO L175 Difference]: Start difference. First operand has 100 places, 91 transitions, 212 flow. Second operand 3 states and 301 transitions. [2024-01-29 14:18:17,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 86 transitions, 270 flow [2024-01-29 14:18:17,502 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 86 transitions, 266 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:17,503 INFO L231 Difference]: Finished difference. Result has 95 places, 86 transitions, 202 flow [2024-01-29 14:18:17,503 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=202, PETRI_PLACES=95, PETRI_TRANSITIONS=86} [2024-01-29 14:18:17,504 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -67 predicate places. [2024-01-29 14:18:17,504 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 86 transitions, 202 flow [2024-01-29 14:18:17,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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 14:18:17,504 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:17,504 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:17,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-29 14:18:17,505 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:17,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:17,505 INFO L85 PathProgramCache]: Analyzing trace with hash 859291606, now seen corresponding path program 1 times [2024-01-29 14:18:17,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:17,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048105888] [2024-01-29 14:18:17,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:17,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:17,528 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 14:18:17,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:17,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048105888] [2024-01-29 14:18:17,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048105888] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:17,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:17,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:17,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967967461] [2024-01-29 14:18:17,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:17,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:17,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:17,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:17,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:17,537 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 156 [2024-01-29 14:18:17,537 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 86 transitions, 202 flow. Second operand has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 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 14:18:17,538 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:17,538 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 156 [2024-01-29 14:18:17,538 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:17,632 INFO L124 PetriNetUnfolderBase]: 524/980 cut-off events. [2024-01-29 14:18:17,632 INFO L125 PetriNetUnfolderBase]: For 97/97 co-relation queries the response was YES. [2024-01-29 14:18:17,633 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2188 conditions, 980 events. 524/980 cut-off events. For 97/97 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 6423 event pairs, 514 based on Foata normal form. 0/516 useless extension candidates. Maximal degree in co-relation 2129. Up to 841 conditions per place. [2024-01-29 14:18:17,637 INFO L140 encePairwiseOnDemand]: 150/156 looper letters, 32 selfloop transitions, 2 changer transitions 0/82 dead transitions. [2024-01-29 14:18:17,637 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 82 transitions, 262 flow [2024-01-29 14:18:17,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:17,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:17,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 303 transitions. [2024-01-29 14:18:17,639 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6474358974358975 [2024-01-29 14:18:17,639 INFO L175 Difference]: Start difference. First operand has 95 places, 86 transitions, 202 flow. Second operand 3 states and 303 transitions. [2024-01-29 14:18:17,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 82 transitions, 262 flow [2024-01-29 14:18:17,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 82 transitions, 258 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:17,641 INFO L231 Difference]: Finished difference. Result has 91 places, 82 transitions, 194 flow [2024-01-29 14:18:17,641 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=91, PETRI_TRANSITIONS=82} [2024-01-29 14:18:17,643 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -71 predicate places. [2024-01-29 14:18:17,643 INFO L495 AbstractCegarLoop]: Abstraction has has 91 places, 82 transitions, 194 flow [2024-01-29 14:18:17,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 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 14:18:17,643 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:17,644 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:17,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-29 14:18:17,644 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:17,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:17,644 INFO L85 PathProgramCache]: Analyzing trace with hash 868237042, now seen corresponding path program 1 times [2024-01-29 14:18:17,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:17,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782687941] [2024-01-29 14:18:17,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:17,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:17,664 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 14:18:17,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:17,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782687941] [2024-01-29 14:18:17,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782687941] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:17,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:17,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:17,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148654544] [2024-01-29 14:18:17,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:17,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:17,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:17,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:17,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:17,677 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 156 [2024-01-29 14:18:17,678 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 82 transitions, 194 flow. Second operand has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 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 14:18:17,678 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:17,678 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 156 [2024-01-29 14:18:17,678 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:17,773 INFO L124 PetriNetUnfolderBase]: 524/973 cut-off events. [2024-01-29 14:18:17,773 INFO L125 PetriNetUnfolderBase]: For 97/97 co-relation queries the response was YES. [2024-01-29 14:18:17,774 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2183 conditions, 973 events. 524/973 cut-off events. For 97/97 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 6386 event pairs, 514 based on Foata normal form. 0/515 useless extension candidates. Maximal degree in co-relation 2136. Up to 838 conditions per place. [2024-01-29 14:18:17,782 INFO L140 encePairwiseOnDemand]: 147/156 looper letters, 34 selfloop transitions, 2 changer transitions 0/75 dead transitions. [2024-01-29 14:18:17,782 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 75 transitions, 252 flow [2024-01-29 14:18:17,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:17,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:17,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 293 transitions. [2024-01-29 14:18:17,784 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6260683760683761 [2024-01-29 14:18:17,784 INFO L175 Difference]: Start difference. First operand has 91 places, 82 transitions, 194 flow. Second operand 3 states and 293 transitions. [2024-01-29 14:18:17,784 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 75 transitions, 252 flow [2024-01-29 14:18:17,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 75 transitions, 248 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:17,785 INFO L231 Difference]: Finished difference. Result has 84 places, 75 transitions, 180 flow [2024-01-29 14:18:17,786 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=180, PETRI_PLACES=84, PETRI_TRANSITIONS=75} [2024-01-29 14:18:17,786 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -78 predicate places. [2024-01-29 14:18:17,786 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 75 transitions, 180 flow [2024-01-29 14:18:17,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 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 14:18:17,787 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:17,787 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:17,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-29 14:18:17,787 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:17,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:17,787 INFO L85 PathProgramCache]: Analyzing trace with hash 124373065, now seen corresponding path program 1 times [2024-01-29 14:18:17,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:17,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845907148] [2024-01-29 14:18:17,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:17,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:17,875 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 14:18:17,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:17,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845907148] [2024-01-29 14:18:17,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845907148] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:17,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:17,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:18:17,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213530049] [2024-01-29 14:18:17,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:17,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:18:17,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:17,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:18:17,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:18:17,881 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 156 [2024-01-29 14:18:17,881 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 75 transitions, 180 flow. Second operand has 4 states, 4 states have (on average 97.25) internal successors, (389), 4 states have internal predecessors, (389), 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 14:18:17,882 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:17,882 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 156 [2024-01-29 14:18:17,882 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:17,989 INFO L124 PetriNetUnfolderBase]: 524/960 cut-off events. [2024-01-29 14:18:17,990 INFO L125 PetriNetUnfolderBase]: For 109/109 co-relation queries the response was YES. [2024-01-29 14:18:17,991 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2164 conditions, 960 events. 524/960 cut-off events. For 109/109 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 6337 event pairs, 54 based on Foata normal form. 62/688 useless extension candidates. Maximal degree in co-relation 2105. Up to 716 conditions per place. [2024-01-29 14:18:17,994 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 43 selfloop transitions, 2 changer transitions 0/88 dead transitions. [2024-01-29 14:18:17,994 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 88 transitions, 316 flow [2024-01-29 14:18:17,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:18:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:18:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 419 transitions. [2024-01-29 14:18:17,996 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6714743589743589 [2024-01-29 14:18:17,996 INFO L175 Difference]: Start difference. First operand has 84 places, 75 transitions, 180 flow. Second operand 4 states and 419 transitions. [2024-01-29 14:18:17,996 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 88 transitions, 316 flow [2024-01-29 14:18:17,997 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 88 transitions, 312 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:17,997 INFO L231 Difference]: Finished difference. Result has 83 places, 73 transitions, 176 flow [2024-01-29 14:18:17,998 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=176, PETRI_PLACES=83, PETRI_TRANSITIONS=73} [2024-01-29 14:18:17,998 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -79 predicate places. [2024-01-29 14:18:17,998 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 73 transitions, 176 flow [2024-01-29 14:18:17,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.25) internal successors, (389), 4 states have internal predecessors, (389), 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 14:18:17,999 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:17,999 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:17,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-29 14:18:17,999 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:17,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:18,000 INFO L85 PathProgramCache]: Analyzing trace with hash -439401145, now seen corresponding path program 1 times [2024-01-29 14:18:18,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:18,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361010980] [2024-01-29 14:18:18,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:18,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:18:18,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:18:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:18:18,034 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:18:18,034 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:18:18,035 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 121 remaining) [2024-01-29 14:18:18,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 121 remaining) [2024-01-29 14:18:18,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 121 remaining) [2024-01-29 14:18:18,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 121 remaining) [2024-01-29 14:18:18,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 121 remaining) [2024-01-29 14:18:18,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 121 remaining) [2024-01-29 14:18:18,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 121 remaining) [2024-01-29 14:18:18,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 121 remaining) [2024-01-29 14:18:18,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 121 remaining) [2024-01-29 14:18:18,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 121 remaining) [2024-01-29 14:18:18,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 121 remaining) [2024-01-29 14:18:18,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 121 remaining) [2024-01-29 14:18:18,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 121 remaining) [2024-01-29 14:18:18,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 121 remaining) [2024-01-29 14:18:18,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 121 remaining) [2024-01-29 14:18:18,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 121 remaining) [2024-01-29 14:18:18,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 121 remaining) [2024-01-29 14:18:18,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 121 remaining) [2024-01-29 14:18:18,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 121 remaining) [2024-01-29 14:18:18,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 121 remaining) [2024-01-29 14:18:18,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 121 remaining) [2024-01-29 14:18:18,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 121 remaining) [2024-01-29 14:18:18,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 121 remaining) [2024-01-29 14:18:18,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 121 remaining) [2024-01-29 14:18:18,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 121 remaining) [2024-01-29 14:18:18,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 121 remaining) [2024-01-29 14:18:18,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 121 remaining) [2024-01-29 14:18:18,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 121 remaining) [2024-01-29 14:18:18,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 121 remaining) [2024-01-29 14:18:18,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 121 remaining) [2024-01-29 14:18:18,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 121 remaining) [2024-01-29 14:18:18,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 121 remaining) [2024-01-29 14:18:18,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 121 remaining) [2024-01-29 14:18:18,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 121 remaining) [2024-01-29 14:18:18,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 121 remaining) [2024-01-29 14:18:18,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 121 remaining) [2024-01-29 14:18:18,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 121 remaining) [2024-01-29 14:18:18,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 121 remaining) [2024-01-29 14:18:18,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 121 remaining) [2024-01-29 14:18:18,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 121 remaining) [2024-01-29 14:18:18,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 121 remaining) [2024-01-29 14:18:18,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 121 remaining) [2024-01-29 14:18:18,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 121 remaining) [2024-01-29 14:18:18,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 121 remaining) [2024-01-29 14:18:18,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 121 remaining) [2024-01-29 14:18:18,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 121 remaining) [2024-01-29 14:18:18,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 121 remaining) [2024-01-29 14:18:18,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 121 remaining) [2024-01-29 14:18:18,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 121 remaining) [2024-01-29 14:18:18,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 121 remaining) [2024-01-29 14:18:18,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 121 remaining) [2024-01-29 14:18:18,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 121 remaining) [2024-01-29 14:18:18,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 121 remaining) [2024-01-29 14:18:18,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 121 remaining) [2024-01-29 14:18:18,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 121 remaining) [2024-01-29 14:18:18,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 121 remaining) [2024-01-29 14:18:18,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 121 remaining) [2024-01-29 14:18:18,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 121 remaining) [2024-01-29 14:18:18,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 121 remaining) [2024-01-29 14:18:18,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 121 remaining) [2024-01-29 14:18:18,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 121 remaining) [2024-01-29 14:18:18,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 121 remaining) [2024-01-29 14:18:18,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 121 remaining) [2024-01-29 14:18:18,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 121 remaining) [2024-01-29 14:18:18,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 121 remaining) [2024-01-29 14:18:18,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 121 remaining) [2024-01-29 14:18:18,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 121 remaining) [2024-01-29 14:18:18,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 121 remaining) [2024-01-29 14:18:18,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 121 remaining) [2024-01-29 14:18:18,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 121 remaining) [2024-01-29 14:18:18,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 121 remaining) [2024-01-29 14:18:18,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 121 remaining) [2024-01-29 14:18:18,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 121 remaining) [2024-01-29 14:18:18,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 121 remaining) [2024-01-29 14:18:18,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 121 remaining) [2024-01-29 14:18:18,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (38 of 121 remaining) [2024-01-29 14:18:18,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 121 remaining) [2024-01-29 14:18:18,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 121 remaining) [2024-01-29 14:18:18,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (35 of 121 remaining) [2024-01-29 14:18:18,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 121 remaining) [2024-01-29 14:18:18,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 121 remaining) [2024-01-29 14:18:18,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 121 remaining) [2024-01-29 14:18:18,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 121 remaining) [2024-01-29 14:18:18,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 121 remaining) [2024-01-29 14:18:18,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 121 remaining) [2024-01-29 14:18:18,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 121 remaining) [2024-01-29 14:18:18,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 121 remaining) [2024-01-29 14:18:18,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 121 remaining) [2024-01-29 14:18:18,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 121 remaining) [2024-01-29 14:18:18,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 121 remaining) [2024-01-29 14:18:18,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 121 remaining) [2024-01-29 14:18:18,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 121 remaining) [2024-01-29 14:18:18,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 121 remaining) [2024-01-29 14:18:18,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 121 remaining) [2024-01-29 14:18:18,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 121 remaining) [2024-01-29 14:18:18,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 121 remaining) [2024-01-29 14:18:18,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 121 remaining) [2024-01-29 14:18:18,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 121 remaining) [2024-01-29 14:18:18,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 121 remaining) [2024-01-29 14:18:18,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 121 remaining) [2024-01-29 14:18:18,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 121 remaining) [2024-01-29 14:18:18,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 121 remaining) [2024-01-29 14:18:18,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 121 remaining) [2024-01-29 14:18:18,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 121 remaining) [2024-01-29 14:18:18,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 121 remaining) [2024-01-29 14:18:18,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 121 remaining) [2024-01-29 14:18:18,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 121 remaining) [2024-01-29 14:18:18,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 121 remaining) [2024-01-29 14:18:18,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 121 remaining) [2024-01-29 14:18:18,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 121 remaining) [2024-01-29 14:18:18,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 121 remaining) [2024-01-29 14:18:18,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 121 remaining) [2024-01-29 14:18:18,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 121 remaining) [2024-01-29 14:18:18,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 121 remaining) [2024-01-29 14:18:18,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-01-29 14:18:18,054 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:18,059 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:18:18,060 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:18:18,112 INFO L503 ceAbstractionStarter]: Automizer considered 81 witness invariants [2024-01-29 14:18:18,113 INFO L504 ceAbstractionStarter]: WitnessConsidered=81 [2024-01-29 14:18:18,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:18:18 BasicIcfg [2024-01-29 14:18:18,113 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:18:18,114 INFO L158 Benchmark]: Toolchain (without parser) took 3913.76ms. Allocated memory was 148.9MB in the beginning and 268.4MB in the end (delta: 119.5MB). Free memory was 106.4MB in the beginning and 149.8MB in the end (delta: -43.4MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. [2024-01-29 14:18:18,114 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 148.9MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:18:18,114 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 148.9MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:18:18,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.17ms. Allocated memory is still 148.9MB. Free memory was 106.4MB in the beginning and 87.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-01-29 14:18:18,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.84ms. Allocated memory is still 148.9MB. Free memory was 87.5MB in the beginning and 84.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:18:18,115 INFO L158 Benchmark]: Boogie Preprocessor took 77.58ms. Allocated memory is still 148.9MB. Free memory was 84.6MB in the beginning and 81.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:18:18,115 INFO L158 Benchmark]: RCFGBuilder took 1056.83ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 81.9MB in the beginning and 141.6MB in the end (delta: -59.7MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-01-29 14:18:18,115 INFO L158 Benchmark]: TraceAbstraction took 2432.83ms. Allocated memory was 195.0MB in the beginning and 268.4MB in the end (delta: 73.4MB). Free memory was 140.6MB in the beginning and 149.8MB in the end (delta: -9.2MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-01-29 14:18:18,116 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 148.9MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 148.9MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.17ms. Allocated memory is still 148.9MB. Free memory was 106.4MB in the beginning and 87.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.84ms. Allocated memory is still 148.9MB. Free memory was 87.5MB in the beginning and 84.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.58ms. Allocated memory is still 148.9MB. Free memory was 84.6MB in the beginning and 81.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1056.83ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 81.9MB in the beginning and 141.6MB in the end (delta: -59.7MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2432.83ms. Allocated memory was 195.0MB in the beginning and 268.4MB in the end (delta: 73.4MB). Free memory was 140.6MB in the beginning and 149.8MB in the end (delta: -9.2MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 99]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] 0 int ora_0, ora_2, ora_4; [L39] 0 int volume_totale_1, volume_totale_3, volume_totale_5; [L40] 0 int cmp_6, cmp_7, cmp_8; [L71] 0 pthread_t t1, t2, t3; VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_2],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_0],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] [L74] 0 ora_0 = __VERIFIER_nondet_int() [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_2],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] [L75] 0 ora_2 = __VERIFIER_nondet_int() [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] [L76] 0 ora_4 = __VERIFIER_nondet_int() [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] [L77] 0 volume_totale_1 = __VERIFIER_nondet_int() [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] [L78] 0 volume_totale_3 = __VERIFIER_nondet_int() [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L79] 0 volume_totale_5 = __VERIFIER_nondet_int() [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] [L80] 0 cmp_6 = __VERIFIER_nondet_int() [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] [L81] 0 cmp_7 = __VERIFIER_nondet_int() [L82] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L82] 0 cmp_8 = __VERIFIER_nondet_int() [L85] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L44] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[_argptr]],IntegerLiteral[0UL]]]] VAL [_argptr={0:0}, _argptr={0:0}, cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L45] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[_argptr]],IntegerLiteral[0UL]]]] [L45] CALL 1 minus(ora_0, ora_2) [L99] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[b],IntegerLiteral[0]]]] [L99] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[b]]]] VAL [\old(a)=0, \old(b)=-1, a=0, b=-1, cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=-1, ora_4=0, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 54]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 82]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 93]: 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: 85]: 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: 86]: 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: 87]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 211 locations, 121 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.2s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 239 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 625 IncrementalHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 44 mSDtfsCounter, 625 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=322occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 195 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 14:18:18,151 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