/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-13 10:25:22,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 10:25:22,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 10:25:22,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 10:25:22,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 10:25:22,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 10:25:22,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 10:25:22,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 10:25:22,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 10:25:22,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 10:25:22,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 10:25:22,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 10:25:22,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 10:25:22,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 10:25:22,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 10:25:22,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 10:25:22,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 10:25:22,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 10:25:22,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 10:25:22,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 10:25:22,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 10:25:22,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 10:25:22,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 10:25:22,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 10:25:22,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 10:25:22,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 10:25:22,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 10:25:22,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 10:25:22,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 10:25:22,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 10:25:22,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 10:25:22,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 10:25:22,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 10:25:22,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 10:25:22,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 10:25:22,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 10:25:22,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 10:25:22,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 10:25:22,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 10:25:22,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 10:25:22,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 10:25:22,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2022-12-13 10:25:22,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 10:25:22,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 10:25:22,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 10:25:22,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 10:25:22,738 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 10:25:22,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 10:25:22,739 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 10:25:22,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 10:25:22,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 10:25:22,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 10:25:22,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 10:25:22,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 10:25:22,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 10:25:22,740 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 10:25:22,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 10:25:22,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 10:25:22,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 10:25:22,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 10:25:22,742 INFO L138 SettingsManager]: * Use conditional commutativity for large block encoding in concurrent analysis=CONDITIONAL_CONJUNCTIVE [2022-12-13 10:25:22,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 10:25:22,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 10:25:22,742 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-13 10:25:22,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-13 10:25:23,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 10:25:23,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 10:25:23,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 10:25:23,030 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 10:25:23,041 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 10:25:23,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c [2022-12-13 10:25:23,997 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 10:25:24,179 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 10:25:24,180 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c [2022-12-13 10:25:24,197 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5cb226f/d2c79e56f3ab457f92899198d596329f/FLAG7d01ed9c9 [2022-12-13 10:25:24,211 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea5cb226f/d2c79e56f3ab457f92899198d596329f [2022-12-13 10:25:24,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 10:25:24,214 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-13 10:25:24,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 10:25:24,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 10:25:24,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 10:25:24,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1646b243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24, skipping insertion in model container [2022-12-13 10:25:24,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 10:25:24,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 10:25:24,378 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,379 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,380 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,381 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,383 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,383 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,383 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,384 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,384 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,385 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,385 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,387 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,389 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,389 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,389 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,389 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,395 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,398 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,398 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,399 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,399 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,400 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,401 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,401 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,408 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,410 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,412 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,412 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,412 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,412 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,412 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,413 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,413 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,413 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,413 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,413 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,414 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,414 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,414 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,414 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,418 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,418 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,418 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,418 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,419 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,419 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,420 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,420 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,421 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,421 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,425 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,425 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,427 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,435 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,435 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,435 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,436 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,436 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,436 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,437 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,437 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,438 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,438 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,439 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,439 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,443 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,443 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,443 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,444 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,455 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c[7978,7991] [2022-12-13 10:25:24,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 10:25:24,470 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 10:25:24,486 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,487 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,487 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,507 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,507 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,512 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,512 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,514 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,514 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,515 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,515 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,516 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,516 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,517 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,517 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,518 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,518 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,519 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,519 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,519 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,520 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,520 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,520 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,521 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,521 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,522 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,522 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,522 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 10:25:24,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 10:25:24,540 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c[7978,7991] [2022-12-13 10:25:24,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 10:25:24,553 INFO L208 MainTranslator]: Completed translation [2022-12-13 10:25:24,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24 WrapperNode [2022-12-13 10:25:24,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 10:25:24,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 10:25:24,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 10:25:24,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 10:25:24,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,607 INFO L138 Inliner]: procedures = 23, calls = 176, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 392 [2022-12-13 10:25:24,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 10:25:24,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 10:25:24,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 10:25:24,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 10:25:24,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,634 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 10:25:24,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 10:25:24,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 10:25:24,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 10:25:24,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (1/1) ... [2022-12-13 10:25:24,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 10:25:24,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-13 10:25:24,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 10:25:24,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 10:25:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 10:25:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 10:25:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 10:25:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 10:25:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 10:25:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 10:25:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 10:25:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-13 10:25:24,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-13 10:25:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 10:25:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 10:25:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 10:25:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 10:25:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 10:25:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 10:25:24,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 10:25:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 10:25:24,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 10:25:24,713 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-13 10:25:24,854 INFO L236 CfgBuilder]: Building ICFG [2022-12-13 10:25:24,872 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 10:25:25,216 INFO L277 CfgBuilder]: Performing block encoding [2022-12-13 10:25:25,369 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 10:25:25,369 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 10:25:25,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:25:25 BoogieIcfgContainer [2022-12-13 10:25:25,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 10:25:25,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 10:25:25,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 10:25:25,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 10:25:25,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 10:25:24" (1/3) ... [2022-12-13 10:25:25,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ccecad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:25:25, skipping insertion in model container [2022-12-13 10:25:25,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:24" (2/3) ... [2022-12-13 10:25:25,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ccecad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:25:25, skipping insertion in model container [2022-12-13 10:25:25,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:25:25" (3/3) ... [2022-12-13 10:25:25,387 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-4.wvr.c [2022-12-13 10:25:25,400 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 10:25:25,401 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 10:25:25,401 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 10:25:25,444 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-12-13 10:25:25,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 206 places, 195 transitions, 422 flow [2022-12-13 10:25:25,551 INFO L130 PetriNetUnfolder]: 2/191 cut-off events. [2022-12-13 10:25:25,551 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 10:25:25,554 INFO L83 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 191 events. 2/191 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 204 event pairs, 0 based on Foata normal form. 0/188 useless extension candidates. Maximal degree in co-relation 145. Up to 2 conditions per place. [2022-12-13 10:25:25,555 INFO L82 GeneralOperation]: Start removeDead. Operand has 206 places, 195 transitions, 422 flow [2022-12-13 10:25:25,561 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 190 places, 179 transitions, 382 flow [2022-12-13 10:25:25,563 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 10:25:25,579 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 190 places, 179 transitions, 382 flow [2022-12-13 10:25:25,589 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 190 places, 179 transitions, 382 flow [2022-12-13 10:25:25,631 INFO L130 PetriNetUnfolder]: 2/179 cut-off events. [2022-12-13 10:25:25,631 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 10:25:25,632 INFO L83 FinitePrefix]: Finished finitePrefix Result has 196 conditions, 179 events. 2/179 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 203 event pairs, 0 based on Foata normal form. 0/177 useless extension candidates. Maximal degree in co-relation 145. Up to 2 conditions per place. [2022-12-13 10:25:25,636 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 190 places, 179 transitions, 382 flow [2022-12-13 10:25:25,636 INFO L226 LiptonReduction]: Number of co-enabled transitions 5712 [2022-12-13 10:25:31,013 INFO L241 LiptonReduction]: Total number of compositions: 110 [2022-12-13 10:25:31,025 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 10:25:31,038 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=REPEATED_LIPTON_PN, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@15e09355, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_CONJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 10:25:31,038 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 10:25:31,047 INFO L130 PetriNetUnfolder]: 0/68 cut-off events. [2022-12-13 10:25:31,048 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 10:25:31,048 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 10:25:31,048 INFO L214 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:25:31,049 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-13 10:25:31,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:25:31,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1008108662, now seen corresponding path program 1 times [2022-12-13 10:25:31,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:25:31,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306302536] [2022-12-13 10:25:31,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:25:31,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:25:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 10:25:31,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 10:25:31,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 10:25:31,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306302536] [2022-12-13 10:25:31,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306302536] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 10:25:31,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 10:25:31,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 10:25:31,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846149151] [2022-12-13 10:25:31,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 10:25:31,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 10:25:31,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 10:25:31,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 10:25:31,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-12-13 10:25:31,963 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 69 [2022-12-13 10:25:31,965 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 69 transitions, 162 flow. Second operand has 11 states, 11 states have (on average 13.545454545454545) internal successors, (149), 11 states have internal predecessors, (149), 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) [2022-12-13 10:25:31,965 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 10:25:31,965 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 69 [2022-12-13 10:25:31,965 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 10:25:45,512 INFO L130 PetriNetUnfolder]: 182045/244047 cut-off events. [2022-12-13 10:25:45,512 INFO L131 PetriNetUnfolder]: For 8108/8108 co-relation queries the response was YES. [2022-12-13 10:25:45,809 INFO L83 FinitePrefix]: Finished finitePrefix Result has 495385 conditions, 244047 events. 182045/244047 cut-off events. For 8108/8108 co-relation queries the response was YES. Maximal size of possible extension queue 3891. Compared 1574792 event pairs, 68259 based on Foata normal form. 1/243810 useless extension candidates. Maximal degree in co-relation 450360. Up to 90209 conditions per place. [2022-12-13 10:25:46,520 INFO L137 encePairwiseOnDemand]: 59/69 looper letters, 352 selfloop transitions, 25 changer transitions 34/419 dead transitions. [2022-12-13 10:25:46,520 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 419 transitions, 1813 flow [2022-12-13 10:25:46,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 10:25:46,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-12-13 10:25:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 524 transitions. [2022-12-13 10:25:46,530 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.5424430641821946 [2022-12-13 10:25:46,531 INFO L175 Difference]: Start difference. First operand has 82 places, 69 transitions, 162 flow. Second operand 14 states and 524 transitions. [2022-12-13 10:25:46,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 419 transitions, 1813 flow [2022-12-13 10:25:47,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 419 transitions, 1711 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-12-13 10:25:47,887 INFO L231 Difference]: Finished difference. Result has 92 places, 98 transitions, 301 flow [2022-12-13 10:25:47,889 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=69, PETRI_DIFFERENCE_MINUEND_FLOW=146, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=301, PETRI_PLACES=92, PETRI_TRANSITIONS=98} [2022-12-13 10:25:47,891 INFO L295 CegarLoopForPetriNet]: 82 programPoint places, 10 predicate places. [2022-12-13 10:25:47,891 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 10:25:47,891 INFO L89 Accepts]: Start accepts. Operand has 92 places, 98 transitions, 301 flow [2022-12-13 10:25:47,897 INFO L95 Accepts]: Finished accepts. [2022-12-13 10:25:47,897 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 10:25:47,897 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 98 transitions, 301 flow [2022-12-13 10:25:47,898 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 90 places, 98 transitions, 301 flow [2022-12-13 10:25:47,926 INFO L130 PetriNetUnfolder]: 49/309 cut-off events. [2022-12-13 10:25:47,927 INFO L131 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2022-12-13 10:25:47,928 INFO L83 FinitePrefix]: Finished finitePrefix Result has 483 conditions, 309 events. 49/309 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1729 event pairs, 12 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 462. Up to 37 conditions per place. [2022-12-13 10:25:47,934 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 98 transitions, 301 flow [2022-12-13 10:25:47,934 INFO L226 LiptonReduction]: Number of co-enabled transitions 4128 [2022-12-13 10:25:47,969 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [804] L78-->L82: Formula: (= v_~i1~0_1 v_~i~0_1) InVars {~i~0=v_~i~0_1} OutVars{~i~0=v_~i~0_1, ~i1~0=v_~i1~0_1} AuxVars[] AssignedVars[~i1~0] and [856] L238-->L241: Formula: (= (+ v_~i4~0_2 1) v_~i~0_8) InVars {~i4~0=v_~i4~0_2} OutVars{~i~0=v_~i~0_8, ~i4~0=v_~i4~0_2} AuxVars[] AssignedVars[~i~0] [2022-12-13 10:25:48,019 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [838] L182-->L186: Formula: (= v_~i3~0_1 v_~i~0_5) InVars {~i~0=v_~i~0_5} OutVars{~i3~0=v_~i3~0_1, ~i~0=v_~i~0_5} AuxVars[] AssignedVars[~i3~0] and [805] L82-->L85: Formula: (= (+ v_~i1~0_2 1) v_~i~0_2) InVars {~i1~0=v_~i1~0_2} OutVars{~i~0=v_~i~0_2, ~i1~0=v_~i1~0_2} AuxVars[] AssignedVars[~i~0] [2022-12-13 10:25:48,028 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [838] L182-->L186: Formula: (= v_~i3~0_1 v_~i~0_5) InVars {~i~0=v_~i~0_5} OutVars{~i3~0=v_~i3~0_1, ~i~0=v_~i~0_5} AuxVars[] AssignedVars[~i3~0] and [856] L238-->L241: Formula: (= (+ v_~i4~0_2 1) v_~i~0_8) InVars {~i4~0=v_~i4~0_2} OutVars{~i~0=v_~i~0_8, ~i4~0=v_~i4~0_2} AuxVars[] AssignedVars[~i~0] [2022-12-13 10:25:48,046 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [838] L182-->L186: Formula: (= v_~i3~0_1 v_~i~0_5) InVars {~i~0=v_~i~0_5} OutVars{~i3~0=v_~i3~0_1, ~i~0=v_~i~0_5} AuxVars[] AssignedVars[~i3~0] and [822] L134-->L137: Formula: (= (+ v_~i2~0_2 1) v_~i~0_4) InVars {~i2~0=v_~i2~0_2} OutVars{~i~0=v_~i~0_4, ~i2~0=v_~i2~0_2} AuxVars[] AssignedVars[~i~0] [2022-12-13 10:25:48,081 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [821] L130-->L134: Formula: (= v_~i2~0_1 v_~i~0_3) InVars {~i~0=v_~i~0_3} OutVars{~i~0=v_~i~0_3, ~i2~0=v_~i2~0_1} AuxVars[] AssignedVars[~i2~0] and [856] L238-->L241: Formula: (= (+ v_~i4~0_2 1) v_~i~0_8) InVars {~i4~0=v_~i4~0_2} OutVars{~i~0=v_~i~0_8, ~i4~0=v_~i4~0_2} AuxVars[] AssignedVars[~i~0] [2022-12-13 10:25:48,102 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [821] L130-->L134: Formula: (= v_~i2~0_1 v_~i~0_3) InVars {~i~0=v_~i~0_3} OutVars{~i~0=v_~i~0_3, ~i2~0=v_~i2~0_1} AuxVars[] AssignedVars[~i2~0] and [805] L82-->L85: Formula: (= (+ v_~i1~0_2 1) v_~i~0_2) InVars {~i1~0=v_~i1~0_2} OutVars{~i~0=v_~i~0_2, ~i1~0=v_~i1~0_2} AuxVars[] AssignedVars[~i~0] [2022-12-13 10:25:48,120 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [994] L78-->L241: Formula: (and (= (+ v_~i4~0_49 1) v_~i~0_117) (= v_~i1~0_41 v_~i~0_118)) InVars {~i4~0=v_~i4~0_49, ~i~0=v_~i~0_118} OutVars{~i~0=v_~i~0_117, ~i4~0=v_~i4~0_49, ~i1~0=v_~i1~0_41} AuxVars[] AssignedVars[~i~0, ~i1~0] and [805] L82-->L85: Formula: (= (+ v_~i1~0_2 1) v_~i~0_2) InVars {~i1~0=v_~i1~0_2} OutVars{~i~0=v_~i~0_2, ~i1~0=v_~i1~0_2} AuxVars[] AssignedVars[~i~0] [2022-12-13 10:25:48,171 INFO L241 LiptonReduction]: Total number of compositions: 5 [2022-12-13 10:25:48,173 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 282 [2022-12-13 10:25:48,173 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 94 transitions, 300 flow [2022-12-13 10:25:48,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.545454545454545) internal successors, (149), 11 states have internal predecessors, (149), 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) [2022-12-13 10:25:48,174 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 10:25:48,174 INFO L214 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:25:48,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 10:25:48,174 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-13 10:25:48,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:25:48,175 INFO L85 PathProgramCache]: Analyzing trace with hash -469471222, now seen corresponding path program 2 times [2022-12-13 10:25:48,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:25:48,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602604493] [2022-12-13 10:25:48,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:25:48,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:25:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 10:25:49,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 10:25:49,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 10:25:49,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602604493] [2022-12-13 10:25:49,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602604493] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 10:25:49,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 10:25:49,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-12-13 10:25:49,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219269305] [2022-12-13 10:25:49,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 10:25:49,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-13 10:25:49,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 10:25:49,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-13 10:25:49,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2022-12-13 10:25:49,672 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 77 [2022-12-13 10:25:49,672 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 94 transitions, 300 flow. Second operand has 15 states, 15 states have (on average 12.066666666666666) internal successors, (181), 15 states have internal predecessors, (181), 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) [2022-12-13 10:25:49,672 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 10:25:49,672 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 77 [2022-12-13 10:25:49,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 10:26:29,842 INFO L130 PetriNetUnfolder]: 526521/722244 cut-off events. [2022-12-13 10:26:29,842 INFO L131 PetriNetUnfolder]: For 30447/30595 co-relation queries the response was YES. [2022-12-13 10:26:31,012 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1488898 conditions, 722244 events. 526521/722244 cut-off events. For 30447/30595 co-relation queries the response was YES. Maximal size of possible extension queue 11685. Compared 5536324 event pairs, 19284 based on Foata normal form. 11540/727751 useless extension candidates. Maximal degree in co-relation 1488869. Up to 212275 conditions per place.