/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-RepeatedSemanticLbe.epf --traceabstraction.use.on-demand.petri.net.difference true --traceabstraction.size.reduction.to.apply.after.petri.net.difference REMOVE_DEAD -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 07:21:43,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 07:21:43,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 07:21:43,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 07:21:43,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 07:21:43,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 07:21:43,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 07:21:43,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 07:21:43,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 07:21:43,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 07:21:43,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 07:21:43,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 07:21:43,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 07:21:43,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 07:21:43,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 07:21:43,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 07:21:43,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 07:21:43,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 07:21:43,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 07:21:43,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 07:21:43,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 07:21:43,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 07:21:43,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 07:21:43,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 07:21:43,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 07:21:43,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 07:21:43,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 07:21:43,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 07:21:43,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 07:21:43,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 07:21:43,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 07:21:43,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 07:21:43,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 07:21:43,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 07:21:43,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 07:21:43,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 07:21:43,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 07:21:43,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 07:21:43,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 07:21:43,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 07:21:43,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 07:21:43,857 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-RepeatedSemanticLbe.epf [2022-12-13 07:21:43,883 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 07:21:43,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 07:21:43,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 07:21:43,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 07:21:43,885 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 07:21:43,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 07:21:43,885 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 07:21:43,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 07:21:43,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 07:21:43,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 07:21:43,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 07:21:43,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 07:21:43,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 07:21:43,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 07:21:43,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 07:21:43,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 07:21:43,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 07:21:43,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 07:21:43,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 07:21:43,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 07:21:43,888 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-13 07:21:43,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Size reduction to apply after Petri net difference -> REMOVE_DEAD [2022-12-13 07:21:44,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 07:21:44,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 07:21:44,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 07:21:44,162 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 07:21:44,163 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 07:21:44,164 INFO L432 ainManager$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 07:21:45,232 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 07:21:45,388 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 07:21:45,389 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c [2022-12-13 07:21:45,404 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6930a6f/2e6acf9806234c7b8e4dc4eaf76c082a/FLAG276f399ea [2022-12-13 07:21:45,417 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6930a6f/2e6acf9806234c7b8e4dc4eaf76c082a [2022-12-13 07:21:45,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 07:21:45,419 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-13 07:21:45,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 07:21:45,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 07:21:45,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 07:21:45,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ef4789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45, skipping insertion in model container [2022-12-13 07:21:45,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 07:21:45,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 07:21:45,548 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,548 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,548 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,549 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,549 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,550 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,550 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,550 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,550 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,553 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,553 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,555 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,555 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,561 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,561 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,561 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,571 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,571 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,571 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,572 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,572 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,572 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,572 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,574 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,576 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,576 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,596 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 07:21:45,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 07:21:45,605 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 07:21:45,626 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,627 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,627 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,627 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,629 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,629 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,629 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,630 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,632 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,632 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,632 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,632 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,632 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,632 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,637 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,637 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,637 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,637 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,637 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,640 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,640 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,640 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,640 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,640 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,641 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,641 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,641 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,641 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,641 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,642 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,642 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,642 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,642 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,642 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:21:45,654 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:21:45,659 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 07:21:45,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 07:21:45,669 INFO L208 MainTranslator]: Completed translation [2022-12-13 07:21:45,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45 WrapperNode [2022-12-13 07:21:45,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 07:21:45,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 07:21:45,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 07:21:45,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 07:21:45,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,718 INFO L138 Inliner]: procedures = 23, calls = 176, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 392 [2022-12-13 07:21:45,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 07:21:45,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 07:21:45,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 07:21:45,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 07:21:45,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,745 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 07:21:45,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 07:21:45,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 07:21:45,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 07:21:45,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (1/1) ... [2022-12-13 07:21:45,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 07:21:45,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-13 07:21:45,815 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 07:21:45,851 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 07:21:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 07:21:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 07:21:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 07:21:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 07:21:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 07:21:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 07:21:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 07:21:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-13 07:21:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-13 07:21:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 07:21:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 07:21:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 07:21:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 07:21:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 07:21:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 07:21:45,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 07:21:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 07:21:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 07:21:45,875 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 07:21:45,971 INFO L236 CfgBuilder]: Building ICFG [2022-12-13 07:21:45,973 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 07:21:46,262 INFO L277 CfgBuilder]: Performing block encoding [2022-12-13 07:21:46,482 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 07:21:46,482 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 07:21:46,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:21:46 BoogieIcfgContainer [2022-12-13 07:21:46,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 07:21:46,500 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 07:21:46,500 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 07:21:46,503 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 07:21:46,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:21:45" (1/3) ... [2022-12-13 07:21:46,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0dc2b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:21:46, skipping insertion in model container [2022-12-13 07:21:46,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:21:45" (2/3) ... [2022-12-13 07:21:46,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0dc2b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:21:46, skipping insertion in model container [2022-12-13 07:21:46,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:21:46" (3/3) ... [2022-12-13 07:21:46,505 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-4.wvr.c [2022-12-13 07:21:46,521 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 07:21:46,522 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 07:21:46,522 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 07:21:46,607 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-12-13 07:21:46,640 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 206 places, 195 transitions, 422 flow [2022-12-13 07:21:46,720 INFO L130 PetriNetUnfolder]: 2/191 cut-off events. [2022-12-13 07:21:46,720 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 07:21:46,724 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 07:21:46,724 INFO L82 GeneralOperation]: Start removeDead. Operand has 206 places, 195 transitions, 422 flow [2022-12-13 07:21:46,727 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 190 places, 179 transitions, 382 flow [2022-12-13 07:21:46,728 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 07:21:46,750 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 190 places, 179 transitions, 382 flow [2022-12-13 07:21:46,753 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 190 places, 179 transitions, 382 flow [2022-12-13 07:21:46,800 INFO L130 PetriNetUnfolder]: 2/179 cut-off events. [2022-12-13 07:21:46,801 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 07:21:46,802 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 07:21:46,806 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 190 places, 179 transitions, 382 flow [2022-12-13 07:21:46,807 INFO L226 LiptonReduction]: Number of co-enabled transitions 5712 [2022-12-13 07:21:51,865 INFO L241 LiptonReduction]: Total number of compositions: 110 [2022-12-13 07:21:51,876 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 07:21:51,881 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;@6c88429, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 07:21:51,881 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 07:21:51,889 INFO L130 PetriNetUnfolder]: 0/68 cut-off events. [2022-12-13 07:21:51,889 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 07:21:51,890 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 07:21:51,890 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 07:21:51,891 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 07:21:51,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 07:21:51,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1008108662, now seen corresponding path program 1 times [2022-12-13 07:21:51,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 07:21:51,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047816853] [2022-12-13 07:21:51,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 07:21:51,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 07:21:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 07:21:52,799 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 07:21:52,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 07:21:52,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047816853] [2022-12-13 07:21:52,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047816853] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 07:21:52,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 07:21:52,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 07:21:52,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478147128] [2022-12-13 07:21:52,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 07:21:52,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 07:21:52,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 07:21:52,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 07:21:52,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-12-13 07:21:52,824 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 69 [2022-12-13 07:21:52,825 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 07:21:52,825 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 07:21:52,826 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 69 [2022-12-13 07:21:52,826 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 07:22:06,869 INFO L130 PetriNetUnfolder]: 182045/244047 cut-off events. [2022-12-13 07:22:06,869 INFO L131 PetriNetUnfolder]: For 8108/8108 co-relation queries the response was YES. [2022-12-13 07:22:07,320 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 07:22:08,042 INFO L137 encePairwiseOnDemand]: 59/69 looper letters, 352 selfloop transitions, 25 changer transitions 34/419 dead transitions. [2022-12-13 07:22:08,042 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 419 transitions, 1813 flow [2022-12-13 07:22:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 07:22:08,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-12-13 07:22:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 524 transitions. [2022-12-13 07:22:08,053 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.5424430641821946 [2022-12-13 07:22:08,055 INFO L295 CegarLoopForPetriNet]: 82 programPoint places, 13 predicate places. [2022-12-13 07:22:08,055 INFO L82 GeneralOperation]: Start removeDead. Operand has 95 places, 419 transitions, 1813 flow [2022-12-13 07:22:08,672 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 385 transitions, 1653 flow [2022-12-13 07:22:09,590 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 07:22:09,591 INFO L89 Accepts]: Start accepts. Operand has 93 places, 385 transitions, 1653 flow [2022-12-13 07:22:09,600 INFO L95 Accepts]: Finished accepts. [2022-12-13 07:22:09,600 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 07:22:09,601 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 385 transitions, 1653 flow [2022-12-13 07:22:09,624 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 385 transitions, 1653 flow [2022-12-13 07:22:09,625 INFO L226 LiptonReduction]: Number of co-enabled transitions 2568 [2022-12-13 07:22:09,956 INFO L241 LiptonReduction]: Total number of compositions: 0 [2022-12-13 07:22:09,958 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 368 [2022-12-13 07:22:09,958 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 385 transitions, 1653 flow [2022-12-13 07:22:09,958 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 07:22:09,958 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 07:22:09,959 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 07:22:09,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 07:22:09,959 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 07:22:09,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 07:22:09,959 INFO L85 PathProgramCache]: Analyzing trace with hash -469471222, now seen corresponding path program 2 times [2022-12-13 07:22:09,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 07:22:09,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503480787] [2022-12-13 07:22:09,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 07:22:09,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 07:22:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 07:22:11,444 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 07:22:11,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 07:22:11,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503480787] [2022-12-13 07:22:11,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503480787] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 07:22:11,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 07:22:11,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-12-13 07:22:11,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714130024] [2022-12-13 07:22:11,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 07:22:11,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-13 07:22:11,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 07:22:11,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-13 07:22:11,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2022-12-13 07:22:11,447 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 69 [2022-12-13 07:22:11,448 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 385 transitions, 1653 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 07:22:11,448 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 07:22:11,448 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 69 [2022-12-13 07:22:11,448 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 07:22:52,168 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L137-->thread2EXIT: Formula: (and (= v_~n2~0_99 0) (= |v_thread2Thread1of1ForFork3_#res#1.base_7| 0) (= |v_thread2Thread1of1ForFork3_#res#1.offset_7| 0)) InVars {} OutVars{~n2~0=v_~n2~0_99, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_7|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_7|} AuxVars[] AssignedVars[~n2~0, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_#res#1.base][802], [253#(and (<= ~n3~0 ~n4~0) (<= 1 ~n3~0)), 194#L209true, 165#L273-4true, 35#thread2EXITtrue, thread1Thread1of1ForFork1InUse, 13#L157true, thread4Thread1of1ForFork2InUse, 93#L82true, thread2Thread1of1ForFork3InUse, 209#true, thread3Thread1of1ForFork0InUse]) [2022-12-13 07:22:52,168 INFO L382 tUnfolder$Statistics]: this new event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,168 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,168 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,168 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,169 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([936] L209-->L215: Formula: (and (= v_~e4~0_65 0) (= (+ 1 v_~n4~0_159) v_~n4~0_158)) InVars {~n4~0=v_~n4~0_159} OutVars{~n4~0=v_~n4~0_158, ~e4~0=v_~e4~0_65, thread4Thread1of1ForFork2_#t~post4#1=|v_thread4Thread1of1ForFork2_#t~post4#1_9|} AuxVars[] AssignedVars[~n4~0, ~e4~0, thread4Thread1of1ForFork2_#t~post4#1][879], [165#L273-4true, thread1Thread1of1ForFork1InUse, 13#L157true, thread4Thread1of1ForFork2InUse, 93#L82true, 254#(and (<= 1 ~n3~0) (<= (+ ~n3~0 1) ~n4~0)), thread2Thread1of1ForFork3InUse, 87#L137true, 209#true, thread3Thread1of1ForFork0InUse, 55#L215true]) [2022-12-13 07:22:52,169 INFO L382 tUnfolder$Statistics]: this new event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,169 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,169 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,169 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,169 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([943] L157-->L163: Formula: (and (= (+ v_~n3~0_136 1) v_~n3~0_135) (= v_~e3~0_71 0)) InVars {~n3~0=v_~n3~0_136} OutVars{~n3~0=v_~n3~0_135, ~e3~0=v_~e3~0_71, thread3Thread1of1ForFork0_#t~post3#1=|v_thread3Thread1of1ForFork0_#t~post3#1_11|} AuxVars[] AssignedVars[~n3~0, ~e3~0, thread3Thread1of1ForFork0_#t~post3#1][902], [51#L163true, 194#L209true, 165#L273-4true, thread1Thread1of1ForFork1InUse, thread4Thread1of1ForFork2InUse, 93#L82true, 252#(<= 1 ~n3~0), thread2Thread1of1ForFork3InUse, 87#L137true, 209#true, thread3Thread1of1ForFork0InUse]) [2022-12-13 07:22:52,169 INFO L382 tUnfolder$Statistics]: this new event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,169 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,170 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,170 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,170 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([979] L273-4-->L274-1: Formula: (= |v_ULTIMATE.start_main_#t~mem26#1_16| (select (select |v_#memory_int_81| |v_ULTIMATE.start_main_~#t1~0#1.base_27|) |v_ULTIMATE.start_main_~#t1~0#1.offset_27|)) InVars {#memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_27|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_27|} OutVars{ULTIMATE.start_main_#t~mem26#1=|v_ULTIMATE.start_main_#t~mem26#1_16|, ULTIMATE.start_main_#t~pre24#1=|v_ULTIMATE.start_main_#t~pre24#1_19|, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_27|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_27|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem26#1, ULTIMATE.start_main_#t~pre24#1, ULTIMATE.start_main_#t~nondet25#1][804], [253#(and (<= ~n3~0 ~n4~0) (<= 1 ~n3~0)), 194#L209true, thread1Thread1of1ForFork1InUse, 135#L274-1true, 13#L157true, thread4Thread1of1ForFork2InUse, 93#L82true, thread2Thread1of1ForFork3InUse, 87#L137true, 209#true, thread3Thread1of1ForFork0InUse]) [2022-12-13 07:22:52,170 INFO L382 tUnfolder$Statistics]: this new event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,170 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,170 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event [2022-12-13 07:22:52,170 INFO L385 tUnfolder$Statistics]: existing Event has 38 ancestors and is cut-off event