/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 07:23:45,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 07:23:45,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 07:23:45,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 07:23:45,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 07:23:45,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 07:23:45,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 07:23:45,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 07:23:45,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 07:23:45,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 07:23:45,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 07:23:45,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 07:23:45,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 07:23:45,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 07:23:45,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 07:23:45,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 07:23:45,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 07:23:45,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 07:23:45,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 07:23:45,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 07:23:45,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 07:23:45,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 07:23:45,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 07:23:45,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 07:23:45,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 07:23:45,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 07:23:45,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 07:23:45,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 07:23:45,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 07:23:45,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 07:23:45,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 07:23:45,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 07:23:45,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 07:23:45,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 07:23:45,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 07:23:45,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 07:23:45,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 07:23:45,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 07:23:45,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 07:23:45,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 07:23:45,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 07:23:45,843 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2022-12-06 07:23:45,874 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 07:23:45,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 07:23:45,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 07:23:45,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 07:23:45,876 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 07:23:45,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 07:23:45,877 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 07:23:45,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 07:23:45,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 07:23:45,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 07:23:45,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 07:23:45,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 07:23:45,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 07:23:45,879 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 07:23:45,880 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 07:23:46,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 07:23:46,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 07:23:46,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 07:23:46,169 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 07:23:46,170 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 07:23:46,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c [2022-12-06 07:23:47,230 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 07:23:47,449 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 07:23:47,450 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c [2022-12-06 07:23:47,456 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49d59248a/9ee535a81c55462f8cea032a238004bd/FLAG7e74ef956 [2022-12-06 07:23:47,467 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49d59248a/9ee535a81c55462f8cea032a238004bd [2022-12-06 07:23:47,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 07:23:47,470 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 07:23:47,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 07:23:47,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 07:23:47,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 07:23:47,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:47,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7bd83e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47, skipping insertion in model container [2022-12-06 07:23:47,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:47,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 07:23:47,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 07:23:47,595 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,597 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,598 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,601 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,602 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,604 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,604 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,626 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,627 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,627 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,630 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,632 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,640 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,640 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,654 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,655 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,661 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,661 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,662 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,662 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,664 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,664 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,667 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,667 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,668 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,668 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,680 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,684 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,684 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,685 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,704 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/chl-poker-hand-trans.wvr.c[18874,18887] [2022-12-06 07:23:47,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 07:23:47,722 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 07:23:47,733 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,738 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,740 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,748 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,748 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,749 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,749 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,750 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,750 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,751 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,752 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,753 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,754 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,757 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,757 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,758 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,758 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,771 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,776 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,779 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,779 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,780 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,780 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,781 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,781 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,782 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,782 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,785 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,785 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,786 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,787 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,798 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,798 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,799 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,799 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,800 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,801 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,801 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,802 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,803 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,803 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,805 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,805 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,806 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,806 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,815 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,816 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,818 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,818 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,822 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,823 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,828 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,829 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,829 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:23:47,830 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:23:47,833 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/chl-poker-hand-trans.wvr.c[18874,18887] [2022-12-06 07:23:47,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 07:23:47,849 INFO L208 MainTranslator]: Completed translation [2022-12-06 07:23:47,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47 WrapperNode [2022-12-06 07:23:47,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 07:23:47,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 07:23:47,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 07:23:47,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 07:23:47,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:47,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:47,955 INFO L138 Inliner]: procedures = 26, calls = 454, calls flagged for inlining = 100, calls inlined = 144, statements flattened = 2314 [2022-12-06 07:23:47,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 07:23:47,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 07:23:47,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 07:23:47,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 07:23:47,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:47,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:47,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:47,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:48,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:48,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:48,032 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:48,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:48,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 07:23:48,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 07:23:48,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 07:23:48,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 07:23:48,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (1/1) ... [2022-12-06 07:23:48,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 07:23:48,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 07:23:48,080 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) [2022-12-06 07:23:48,114 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 [2022-12-06 07:23:48,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 07:23:48,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-06 07:23:48,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-06 07:23:48,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-06 07:23:48,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 07:23:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 07:23:48,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 07:23:48,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 07:23:48,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 07:23:48,135 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 07:23:48,371 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 07:23:48,375 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 07:23:49,708 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 07:23:51,149 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 07:23:51,149 INFO L302 CfgBuilder]: Removed 18 assume(true) statements. [2022-12-06 07:23:51,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:23:51 BoogieIcfgContainer [2022-12-06 07:23:51,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 07:23:51,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 07:23:51,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 07:23:51,155 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 07:23:51,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:23:47" (1/3) ... [2022-12-06 07:23:51,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebbf1e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:23:51, skipping insertion in model container [2022-12-06 07:23:51,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:23:47" (2/3) ... [2022-12-06 07:23:51,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebbf1e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:23:51, skipping insertion in model container [2022-12-06 07:23:51,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:23:51" (3/3) ... [2022-12-06 07:23:51,157 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-trans.wvr.c [2022-12-06 07:23:51,170 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 07:23:51,170 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-06 07:23:51,170 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 07:23:51,445 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-12-06 07:23:51,482 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 606 places, 675 transitions, 1374 flow [2022-12-06 07:23:51,796 INFO L130 PetriNetUnfolder]: 79/672 cut-off events. [2022-12-06 07:23:51,796 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 07:23:51,802 INFO L83 FinitePrefix]: Finished finitePrefix Result has 685 conditions, 672 events. 79/672 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 777 event pairs, 0 based on Foata normal form. 0/592 useless extension candidates. Maximal degree in co-relation 599. Up to 7 conditions per place. [2022-12-06 07:23:51,802 INFO L82 GeneralOperation]: Start removeDead. Operand has 606 places, 675 transitions, 1374 flow [2022-12-06 07:23:51,811 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 593 places, 662 transitions, 1342 flow [2022-12-06 07:23:51,812 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:23:51,831 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 593 places, 662 transitions, 1342 flow [2022-12-06 07:23:51,836 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 593 places, 662 transitions, 1342 flow [2022-12-06 07:23:51,915 INFO L130 PetriNetUnfolder]: 79/662 cut-off events. [2022-12-06 07:23:51,915 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 07:23:51,919 INFO L83 FinitePrefix]: Finished finitePrefix Result has 675 conditions, 662 events. 79/662 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 776 event pairs, 0 based on Foata normal form. 0/583 useless extension candidates. Maximal degree in co-relation 599. Up to 7 conditions per place. [2022-12-06 07:23:51,927 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 593 places, 662 transitions, 1342 flow [2022-12-06 07:23:51,928 INFO L188 LiptonReduction]: Number of co-enabled transitions 16638 [2022-12-06 07:24:57,168 INFO L203 LiptonReduction]: Total number of compositions: 595 [2022-12-06 07:24:57,182 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 07:24:57,186 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;@11f90cb6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 07:24:57,186 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-12-06 07:24:57,216 INFO L130 PetriNetUnfolder]: 24/57 cut-off events. [2022-12-06 07:24:57,216 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 07:24:57,216 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:24:57,217 INFO L213 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] [2022-12-06 07:24:57,217 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 1 more)] === [2022-12-06 07:24:57,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:24:57,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1984598548, now seen corresponding path program 1 times [2022-12-06 07:24:57,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:24:57,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000831363] [2022-12-06 07:24:57,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:24:57,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:24:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:24:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 07:24:57,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:24:57,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000831363] [2022-12-06 07:24:57,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000831363] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 07:24:57,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 07:24:57,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 07:24:57,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640615441] [2022-12-06 07:24:57,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 07:24:57,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 07:24:57,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:24:57,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 07:24:57,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 07:24:57,818 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-06 07:24:57,819 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 58 transitions, 134 flow. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2022-12-06 07:24:57,819 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:24:57,820 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-06 07:24:57,820 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:24:58,807 INFO L130 PetriNetUnfolder]: 873/1099 cut-off events. [2022-12-06 07:24:58,808 INFO L131 PetriNetUnfolder]: For 36/36 co-relation queries the response was YES. [2022-12-06 07:24:58,809 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2266 conditions, 1099 events. 873/1099 cut-off events. For 36/36 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 2621 event pairs, 333 based on Foata normal form. 0/559 useless extension candidates. Maximal degree in co-relation 1844. Up to 1097 conditions per place. [2022-12-06 07:24:58,813 INFO L137 encePairwiseOnDemand]: 51/58 looper letters, 55 selfloop transitions, 6 changer transitions 0/61 dead transitions. [2022-12-06 07:24:58,813 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 61 transitions, 262 flow [2022-12-06 07:24:58,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 07:24:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 07:24:58,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 64 transitions. [2022-12-06 07:24:58,824 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.367816091954023 [2022-12-06 07:24:58,825 INFO L175 Difference]: Start difference. First operand has 44 places, 58 transitions, 134 flow. Second operand 3 states and 64 transitions. [2022-12-06 07:24:58,826 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 61 transitions, 262 flow [2022-12-06 07:24:58,829 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 61 transitions, 250 flow, removed 0 selfloop flow, removed 6 redundant places. [2022-12-06 07:24:58,832 INFO L231 Difference]: Finished difference. Result has 41 places, 61 transitions, 154 flow [2022-12-06 07:24:58,833 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=154, PETRI_PLACES=41, PETRI_TRANSITIONS=61} [2022-12-06 07:24:58,836 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, -3 predicate places. [2022-12-06 07:24:58,836 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:24:58,837 INFO L89 Accepts]: Start accepts. Operand has 41 places, 61 transitions, 154 flow [2022-12-06 07:24:58,841 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:24:58,841 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:24:58,841 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 61 transitions, 154 flow [2022-12-06 07:24:58,849 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 41 places, 61 transitions, 154 flow [2022-12-06 07:24:58,877 INFO L130 PetriNetUnfolder]: 24/61 cut-off events. [2022-12-06 07:24:58,877 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:24:58,878 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 61 events. 24/61 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 49 event pairs, 0 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 58. Up to 8 conditions per place. [2022-12-06 07:24:58,878 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 61 transitions, 154 flow [2022-12-06 07:24:58,878 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-06 07:24:58,879 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 07:24:58,881 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 45 [2022-12-06 07:24:58,881 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 61 transitions, 154 flow [2022-12-06 07:24:58,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2022-12-06 07:24:58,881 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:24:58,882 INFO L213 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] [2022-12-06 07:24:58,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 07:24:58,883 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 1 more)] === [2022-12-06 07:24:58,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:24:58,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1515640607, now seen corresponding path program 1 times [2022-12-06 07:24:58,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:24:58,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035828002] [2022-12-06 07:24:58,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:24:58,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:24:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:24:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-06 07:24:59,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:24:59,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035828002] [2022-12-06 07:24:59,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035828002] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 07:24:59,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 07:24:59,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 07:24:59,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566127684] [2022-12-06 07:24:59,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 07:24:59,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 07:24:59,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:24:59,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 07:24:59,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 07:24:59,175 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-06 07:24:59,175 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 61 transitions, 154 flow. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2022-12-06 07:24:59,175 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:24:59,175 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-06 07:24:59,175 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:25:00,084 INFO L130 PetriNetUnfolder]: 873/1105 cut-off events. [2022-12-06 07:25:00,084 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:25:00,086 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2248 conditions, 1105 events. 873/1105 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 2615 event pairs, 333 based on Foata normal form. 0/567 useless extension candidates. Maximal degree in co-relation 2217. Up to 1100 conditions per place. [2022-12-06 07:25:00,092 INFO L137 encePairwiseOnDemand]: 45/58 looper letters, 55 selfloop transitions, 12 changer transitions 0/67 dead transitions. [2022-12-06 07:25:00,092 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 67 transitions, 300 flow [2022-12-06 07:25:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 07:25:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 07:25:00,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 70 transitions. [2022-12-06 07:25:00,095 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.40229885057471265 [2022-12-06 07:25:00,096 INFO L175 Difference]: Start difference. First operand has 41 places, 61 transitions, 154 flow. Second operand 3 states and 70 transitions. [2022-12-06 07:25:00,096 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 67 transitions, 300 flow [2022-12-06 07:25:00,098 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 67 transitions, 294 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-06 07:25:00,099 INFO L231 Difference]: Finished difference. Result has 43 places, 67 transitions, 210 flow [2022-12-06 07:25:00,099 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=210, PETRI_PLACES=43, PETRI_TRANSITIONS=67} [2022-12-06 07:25:00,100 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, -1 predicate places. [2022-12-06 07:25:00,100 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:25:00,103 INFO L89 Accepts]: Start accepts. Operand has 43 places, 67 transitions, 210 flow [2022-12-06 07:25:00,105 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:25:00,105 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:25:00,105 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 67 transitions, 210 flow [2022-12-06 07:25:00,106 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 43 places, 67 transitions, 210 flow [2022-12-06 07:25:00,134 INFO L130 PetriNetUnfolder]: 24/67 cut-off events. [2022-12-06 07:25:00,134 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 07:25:00,135 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 67 events. 24/67 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 45 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 85. Up to 14 conditions per place. [2022-12-06 07:25:00,135 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 67 transitions, 210 flow [2022-12-06 07:25:00,135 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-06 07:25:00,136 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 07:25:00,137 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 37 [2022-12-06 07:25:00,138 INFO L495 AbstractCegarLoop]: Abstraction has has 43 places, 67 transitions, 210 flow [2022-12-06 07:25:00,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2022-12-06 07:25:00,138 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:25:00,138 INFO L213 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] [2022-12-06 07:25:00,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-06 07:25:00,139 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-06 07:25:00,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:25:00,139 INFO L85 PathProgramCache]: Analyzing trace with hash 513097467, now seen corresponding path program 1 times [2022-12-06 07:25:00,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:25:00,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687068710] [2022-12-06 07:25:00,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:25:00,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:25:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:25:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-06 07:25:00,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:25:00,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687068710] [2022-12-06 07:25:00,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687068710] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-06 07:25:00,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488324418] [2022-12-06 07:25:00,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:25:00,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-06 07:25:00,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 07:25:00,502 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-06 07:25:00,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-06 07:25:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:25:01,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-06 07:25:01,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-06 07:25:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-06 07:25:01,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-06 07:25:01,367 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-06 07:25:01,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488324418] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-06 07:25:01,367 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-06 07:25:01,367 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-12-06 07:25:01,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653888440] [2022-12-06 07:25:01,368 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-06 07:25:01,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-06 07:25:01,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:25:01,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-06 07:25:01,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2022-12-06 07:25:01,369 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-06 07:25:01,369 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 67 transitions, 210 flow. Second operand has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 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) [2022-12-06 07:25:01,369 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:25:01,369 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-06 07:25:01,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:25:02,406 INFO L130 PetriNetUnfolder]: 873/1132 cut-off events. [2022-12-06 07:25:02,406 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-12-06 07:25:02,407 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2340 conditions, 1132 events. 873/1132 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 2615 event pairs, 333 based on Foata normal form. 9/607 useless extension candidates. Maximal degree in co-relation 2278. Up to 1097 conditions per place. [2022-12-06 07:25:02,410 INFO L137 encePairwiseOnDemand]: 33/58 looper letters, 46 selfloop transitions, 48 changer transitions 0/94 dead transitions. [2022-12-06 07:25:02,410 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 94 transitions, 482 flow [2022-12-06 07:25:02,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-06 07:25:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-12-06 07:25:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 121 transitions. [2022-12-06 07:25:02,411 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.2607758620689655 [2022-12-06 07:25:02,411 INFO L175 Difference]: Start difference. First operand has 43 places, 67 transitions, 210 flow. Second operand 8 states and 121 transitions. [2022-12-06 07:25:02,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 94 transitions, 482 flow [2022-12-06 07:25:02,412 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 94 transitions, 470 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-06 07:25:02,414 INFO L231 Difference]: Finished difference. Result has 50 places, 94 transitions, 428 flow [2022-12-06 07:25:02,414 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=428, PETRI_PLACES=50, PETRI_TRANSITIONS=94} [2022-12-06 07:25:02,414 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, 6 predicate places. [2022-12-06 07:25:02,414 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:25:02,415 INFO L89 Accepts]: Start accepts. Operand has 50 places, 94 transitions, 428 flow [2022-12-06 07:25:02,416 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:25:02,416 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:25:02,416 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 94 transitions, 428 flow [2022-12-06 07:25:02,417 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 50 places, 94 transitions, 428 flow [2022-12-06 07:25:02,447 INFO L130 PetriNetUnfolder]: 24/94 cut-off events. [2022-12-06 07:25:02,448 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:25:02,448 INFO L83 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 94 events. 24/94 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 45 event pairs, 0 based on Foata normal form. 0/76 useless extension candidates. Maximal degree in co-relation 154. Up to 20 conditions per place. [2022-12-06 07:25:02,448 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 94 transitions, 428 flow [2022-12-06 07:25:02,449 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-06 07:25:02,449 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 07:25:02,450 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 36 [2022-12-06 07:25:02,450 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 94 transitions, 428 flow [2022-12-06 07:25:02,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 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) [2022-12-06 07:25:02,450 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:25:02,450 INFO L213 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 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] [2022-12-06 07:25:02,461 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-12-06 07:25:02,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-06 07:25:02,661 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-06 07:25:02,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:25:02,662 INFO L85 PathProgramCache]: Analyzing trace with hash 722741698, now seen corresponding path program 1 times [2022-12-06 07:25:02,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:25:02,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301849098] [2022-12-06 07:25:02,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:25:02,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:25:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:25:03,216 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-06 07:25:03,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:25:03,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301849098] [2022-12-06 07:25:03,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301849098] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-06 07:25:03,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506616414] [2022-12-06 07:25:03,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:25:03,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-06 07:25:03,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 07:25:03,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-06 07:25:03,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-06 07:25:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:25:03,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-06 07:25:03,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-06 07:25:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-06 07:25:04,048 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-06 07:25:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-06 07:25:04,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506616414] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-06 07:25:04,104 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-06 07:25:04,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 16 [2022-12-06 07:25:04,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893690237] [2022-12-06 07:25:04,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-06 07:25:04,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-06 07:25:04,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:25:04,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-06 07:25:04,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2022-12-06 07:25:04,105 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-06 07:25:04,105 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 94 transitions, 428 flow. Second operand has 17 states, 17 states have (on average 3.235294117647059) internal successors, (55), 16 states have internal predecessors, (55), 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) [2022-12-06 07:25:04,105 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:25:04,105 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-06 07:25:04,105 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:25:05,193 INFO L130 PetriNetUnfolder]: 873/1150 cut-off events. [2022-12-06 07:25:05,193 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:25:05,194 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2477 conditions, 1150 events. 873/1150 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 2586 event pairs, 333 based on Foata normal form. 11/627 useless extension candidates. Maximal degree in co-relation 2380. Up to 1097 conditions per place. [2022-12-06 07:25:05,197 INFO L137 encePairwiseOnDemand]: 33/58 looper letters, 46 selfloop transitions, 66 changer transitions 0/112 dead transitions. [2022-12-06 07:25:05,197 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 112 transitions, 754 flow [2022-12-06 07:25:05,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-06 07:25:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-06 07:25:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 130 transitions. [2022-12-06 07:25:05,201 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.1400862068965517 [2022-12-06 07:25:05,201 INFO L175 Difference]: Start difference. First operand has 50 places, 94 transitions, 428 flow. Second operand 16 states and 130 transitions. [2022-12-06 07:25:05,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 112 transitions, 754 flow [2022-12-06 07:25:05,205 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 112 transitions, 698 flow, removed 22 selfloop flow, removed 2 redundant places. [2022-12-06 07:25:05,207 INFO L231 Difference]: Finished difference. Result has 67 places, 112 transitions, 670 flow [2022-12-06 07:25:05,208 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=670, PETRI_PLACES=67, PETRI_TRANSITIONS=112} [2022-12-06 07:25:05,209 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, 23 predicate places. [2022-12-06 07:25:05,209 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:25:05,209 INFO L89 Accepts]: Start accepts. Operand has 67 places, 112 transitions, 670 flow [2022-12-06 07:25:05,214 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:25:05,214 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:25:05,214 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 112 transitions, 670 flow [2022-12-06 07:25:05,215 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 67 places, 112 transitions, 670 flow [2022-12-06 07:25:05,252 INFO L130 PetriNetUnfolder]: 24/112 cut-off events. [2022-12-06 07:25:05,252 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-06 07:25:05,252 INFO L83 FinitePrefix]: Finished finitePrefix Result has 344 conditions, 112 events. 24/112 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 45 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 266. Up to 32 conditions per place. [2022-12-06 07:25:05,253 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 112 transitions, 670 flow [2022-12-06 07:25:05,253 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-06 07:25:05,253 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 07:25:05,254 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 45 [2022-12-06 07:25:05,254 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 112 transitions, 670 flow [2022-12-06 07:25:05,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.235294117647059) internal successors, (55), 16 states have internal predecessors, (55), 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) [2022-12-06 07:25:05,255 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:25:05,256 INFO L213 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 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] [2022-12-06 07:25:05,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-06 07:25:05,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-12-06 07:25:05,466 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-06 07:25:05,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:25:05,466 INFO L85 PathProgramCache]: Analyzing trace with hash 120125380, now seen corresponding path program 2 times [2022-12-06 07:25:05,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:25:05,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565924852] [2022-12-06 07:25:05,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:25:05,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:25:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:25:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-12-06 07:25:05,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:25:05,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565924852] [2022-12-06 07:25:05,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565924852] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-06 07:25:05,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1322996117] [2022-12-06 07:25:05,910 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-06 07:25:05,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-06 07:25:05,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 07:25:05,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-06 07:25:05,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-06 07:25:06,726 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-06 07:25:06,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-06 07:25:06,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-06 07:25:06,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-06 07:25:08,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,471 INFO L321 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2022-12-06 07:25:08,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 450 treesize of output 399 [2022-12-06 07:25:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:08,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-06 07:25:09,009 INFO L321 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2022-12-06 07:25:09,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 450 treesize of output 399 [2022-12-06 07:29:07,444 WARN L233 SmtUtils]: Spent 3.94m on a formula simplification. DAG size of input: 198 DAG size of output: 195 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2022-12-06 07:38:19,828 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-12-06 07:38:19,846 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-12-06 07:38:19,943 WARN L249 SmtUtils]: Removed 1312 from assertion stack [2022-12-06 07:38:19,945 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-12-06 07:38:19,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-12-06 07:38:20,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-06 07:38:20,146 WARN L619 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNetWithRepeatedLiptonReduction was analyzing trace of length 83 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9942 for 550888ms.. [2022-12-06 07:38:20,147 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-12-06 07:38:20,147 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-12-06 07:38:20,147 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-12-06 07:38:20,148 INFO L458 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2022-12-06 07:38:20,150 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 07:38:20,150 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 07:38:20,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 07:38:20 BasicIcfg [2022-12-06 07:38:20,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 07:38:20,152 INFO L158 Benchmark]: Toolchain (without parser) took 872681.72ms. Allocated memory was 207.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 181.9MB in the beginning and 1.1GB in the end (delta: -917.8MB). Peak memory consumption was 990.5MB. Max. memory is 8.0GB. [2022-12-06 07:38:20,152 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 207.6MB. Free memory was 183.9MB in the beginning and 183.9MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 07:38:20,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.76ms. Allocated memory is still 207.6MB. Free memory was 181.9MB in the beginning and 148.3MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2022-12-06 07:38:20,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.41ms. Allocated memory is still 207.6MB. Free memory was 147.7MB in the beginning and 136.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-12-06 07:38:20,152 INFO L158 Benchmark]: Boogie Preprocessor took 90.99ms. Allocated memory is still 207.6MB. Free memory was 136.7MB in the beginning and 126.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-12-06 07:38:20,152 INFO L158 Benchmark]: RCFGBuilder took 3103.27ms. Allocated memory was 207.6MB in the beginning and 411.0MB in the end (delta: 203.4MB). Free memory was 126.2MB in the beginning and 260.9MB in the end (delta: -134.7MB). Peak memory consumption was 220.8MB. Max. memory is 8.0GB. [2022-12-06 07:38:20,153 INFO L158 Benchmark]: TraceAbstraction took 868998.18ms. Allocated memory was 411.0MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 260.4MB in the beginning and 1.1GB in the end (delta: -839.4MB). Peak memory consumption was 864.0MB. Max. memory is 8.0GB. [2022-12-06 07:38:20,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 207.6MB. Free memory was 183.9MB in the beginning and 183.9MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 379.76ms. Allocated memory is still 207.6MB. Free memory was 181.9MB in the beginning and 148.3MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 104.41ms. Allocated memory is still 207.6MB. Free memory was 147.7MB in the beginning and 136.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 90.99ms. Allocated memory is still 207.6MB. Free memory was 136.7MB in the beginning and 126.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * RCFGBuilder took 3103.27ms. Allocated memory was 207.6MB in the beginning and 411.0MB in the end (delta: 203.4MB). Free memory was 126.2MB in the beginning and 260.9MB in the end (delta: -134.7MB). Peak memory consumption was 220.8MB. Max. memory is 8.0GB. * TraceAbstraction took 868998.18ms. Allocated memory was 411.0MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 260.4MB in the beginning and 1.1GB in the end (delta: -839.4MB). Peak memory consumption was 864.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 65.2s, 593 PlacesBefore, 44 PlacesAfterwards, 662 TransitionsBefore, 58 TransitionsAfterwards, 16638 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 435 TrivialYvCompositions, 114 ConcurrentYvCompositions, 46 ChoiceCompositions, 595 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11921, independent: 11907, independent conditional: 11907, independent unconditional: 0, dependent: 14, dependent conditional: 14, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11921, independent: 11907, independent conditional: 0, independent unconditional: 11907, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11921, independent: 11907, independent conditional: 0, independent unconditional: 11907, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11921, independent: 11907, independent conditional: 0, independent unconditional: 11907, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9511, independent: 9497, independent conditional: 0, independent unconditional: 9497, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9511, independent: 9497, independent conditional: 0, independent unconditional: 9497, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 135, dependent conditional: 0, dependent unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11921, independent: 2410, independent conditional: 0, independent unconditional: 2410, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 9511, unknown conditional: 0, unknown unconditional: 9511] , Statistics on independence cache: Total cache size (in pairs): 19061, Positive cache size: 19047, Positive conditional cache size: 0, Positive unconditional cache size: 19047, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 41 PlacesBefore, 41 PlacesAfterwards, 61 TransitionsBefore, 61 TransitionsAfterwards, 504 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 43 PlacesBefore, 43 PlacesAfterwards, 67 TransitionsBefore, 67 TransitionsAfterwards, 504 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 50 PlacesBefore, 50 PlacesAfterwards, 94 TransitionsBefore, 94 TransitionsAfterwards, 504 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 67 PlacesBefore, 67 PlacesAfterwards, 112 TransitionsBefore, 112 TransitionsAfterwards, 504 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - TimeoutResultAtElement [Line: 341]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was analyzing trace of length 83 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9942 for 550888ms.. - TimeoutResultAtElement [Line: 333]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was analyzing trace of length 83 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9942 for 550888ms.. - TimeoutResultAtElement [Line: 334]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was analyzing trace of length 83 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9942 for 550888ms.. - TimeoutResultAtElement [Line: 335]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was analyzing trace of length 83 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9942 for 550888ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 714 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 868.7s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 65.7s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 217 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 766 IncrementalHoareTripleChecker+Invalid, 983 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 217 mSolverCounterUnsat, 0 mSDtfsCounter, 766 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=670occurred in iteration=4, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 354 ConstructedInterpolants, 0 QuantifiedInterpolants, 474 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1581 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 231/264 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown