/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -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 [2022-12-05 23:56:48,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-05 23:56:48,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-05 23:56:48,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-05 23:56:48,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-05 23:56:49,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-05 23:56:49,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-05 23:56:49,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-05 23:56:49,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-05 23:56:49,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-05 23:56:49,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-05 23:56:49,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-05 23:56:49,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-05 23:56:49,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-05 23:56:49,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-05 23:56:49,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-05 23:56:49,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-05 23:56:49,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-05 23:56:49,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-05 23:56:49,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-05 23:56:49,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-05 23:56:49,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-05 23:56:49,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-05 23:56:49,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-05 23:56:49,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-05 23:56:49,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-05 23:56:49,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-05 23:56:49,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-05 23:56:49,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-05 23:56:49,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-05 23:56:49,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-05 23:56:49,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-05 23:56:49,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-05 23:56:49,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-05 23:56:49,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-05 23:56:49,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-05 23:56:49,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-05 23:56:49,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-05 23:56:49,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-05 23:56:49,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-05 23:56:49,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-05 23:56:49,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2022-12-05 23:56:49,091 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-05 23:56:49,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-05 23:56:49,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-05 23:56:49,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-05 23:56:49,093 INFO L138 SettingsManager]: * Use SBE=true [2022-12-05 23:56:49,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-05 23:56:49,094 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-05 23:56:49,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-05 23:56:49,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-05 23:56:49,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-05 23:56:49,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-05 23:56:49,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-05 23:56:49,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-05 23:56:49,095 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-05 23:56:49,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-05 23:56:49,095 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-05 23:56:49,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-05 23:56:49,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 23:56:49,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-05 23:56:49,096 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-05 23:56:49,097 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-05 23:56:49,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-05 23:56:49,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-05 23:56:49,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-05 23:56:49,375 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-05 23:56:49,375 INFO L275 PluginConnector]: CDTParser initialized [2022-12-05 23:56:49,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c [2022-12-05 23:56:50,313 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-05 23:56:50,556 INFO L351 CDTParser]: Found 1 translation units. [2022-12-05 23:56:50,556 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c [2022-12-05 23:56:50,577 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6c2c0c5a/695381cd71914ab8a2ca023f30d070a6/FLAG0eb2615c7 [2022-12-05 23:56:50,586 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6c2c0c5a/695381cd71914ab8a2ca023f30d070a6 [2022-12-05 23:56:50,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-05 23:56:50,597 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-05 23:56:50,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-05 23:56:50,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-05 23:56:50,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-05 23:56:50,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:50" (1/1) ... [2022-12-05 23:56:50,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f6b74ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:50, skipping insertion in model container [2022-12-05 23:56:50,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:50" (1/1) ... [2022-12-05 23:56:50,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-05 23:56:50,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-05 23:56:50,757 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,760 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,760 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,771 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,773 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,779 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,780 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,785 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,786 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,794 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,794 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,795 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,795 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,800 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,800 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,811 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,811 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,816 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,821 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,822 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,822 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,824 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,824 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,827 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,828 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,830 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,830 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,850 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,851 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,852 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,852 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,853 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,878 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,878 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,896 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] [2022-12-05 23:56:50,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 23:56:50,907 INFO L203 MainTranslator]: Completed pre-run [2022-12-05 23:56:50,915 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,918 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,918 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,926 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,926 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,930 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,930 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,931 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,931 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,935 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,935 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,936 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,936 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,937 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,937 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,939 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,939 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,940 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,940 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,944 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,944 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,944 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,955 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,955 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,962 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,962 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,962 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,963 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,963 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,964 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,964 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,966 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,967 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,967 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,968 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,980 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:50,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:56:50,992 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:56:51,000 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] [2022-12-05 23:56:51,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 23:56:51,015 INFO L208 MainTranslator]: Completed translation [2022-12-05 23:56:51,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51 WrapperNode [2022-12-05 23:56:51,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-05 23:56:51,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-05 23:56:51,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-05 23:56:51,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-05 23:56:51,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,135 INFO L138 Inliner]: procedures = 26, calls = 454, calls flagged for inlining = 100, calls inlined = 144, statements flattened = 2314 [2022-12-05 23:56:51,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-05 23:56:51,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-05 23:56:51,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-05 23:56:51,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-05 23:56:51,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,203 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-05 23:56:51,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-05 23:56:51,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-05 23:56:51,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-05 23:56:51,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (1/1) ... [2022-12-05 23:56:51,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 23:56:51,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 23:56:51,265 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) [2022-12-05 23:56:51,289 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 [2022-12-05 23:56:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-05 23:56:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-05 23:56:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-05 23:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-05 23:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-05 23:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-05 23:56:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-05 23:56:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-05 23:56:51,332 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-05 23:56:51,565 INFO L236 CfgBuilder]: Building ICFG [2022-12-05 23:56:51,566 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-05 23:56:52,956 INFO L277 CfgBuilder]: Performing block encoding [2022-12-05 23:56:54,400 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-05 23:56:54,401 INFO L302 CfgBuilder]: Removed 18 assume(true) statements. [2022-12-05 23:56:54,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:54 BoogieIcfgContainer [2022-12-05 23:56:54,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-05 23:56:54,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-05 23:56:54,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-05 23:56:54,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-05 23:56:54,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.12 11:56:50" (1/3) ... [2022-12-05 23:56:54,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46649ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 11:56:54, skipping insertion in model container [2022-12-05 23:56:54,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:51" (2/3) ... [2022-12-05 23:56:54,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46649ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 11:56:54, skipping insertion in model container [2022-12-05 23:56:54,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:54" (3/3) ... [2022-12-05 23:56:54,409 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-trans.wvr.c [2022-12-05 23:56:54,422 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-05 23:56:54,422 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-05 23:56:54,422 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-05 23:56:54,744 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-12-05 23:56:54,776 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 606 places, 675 transitions, 1374 flow [2022-12-05 23:56:54,925 INFO L130 PetriNetUnfolder]: 79/672 cut-off events. [2022-12-05 23:56:54,925 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-05 23:56:54,931 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. [2022-12-05 23:56:54,931 INFO L82 GeneralOperation]: Start removeDead. Operand has 606 places, 675 transitions, 1374 flow [2022-12-05 23:56:54,937 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 593 places, 662 transitions, 1342 flow [2022-12-05 23:56:54,938 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:56:54,948 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 593 places, 662 transitions, 1342 flow [2022-12-05 23:56:54,952 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 593 places, 662 transitions, 1342 flow [2022-12-05 23:56:55,028 INFO L130 PetriNetUnfolder]: 79/662 cut-off events. [2022-12-05 23:56:55,028 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-05 23:56:55,030 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. [2022-12-05 23:56:55,037 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 593 places, 662 transitions, 1342 flow [2022-12-05 23:56:55,037 INFO L188 LiptonReduction]: Number of co-enabled transitions 16638 [2022-12-05 23:57:59,230 INFO L203 LiptonReduction]: Total number of compositions: 595 [2022-12-05 23:57:59,244 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-05 23:57:59,247 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;@10e6250c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-05 23:57:59,247 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-12-05 23:57:59,273 INFO L130 PetriNetUnfolder]: 24/57 cut-off events. [2022-12-05 23:57:59,273 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-05 23:57:59,273 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 23:57:59,274 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] [2022-12-05 23:57:59,274 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)] === [2022-12-05 23:57:59,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 23:57:59,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1984598548, now seen corresponding path program 1 times [2022-12-05 23:57:59,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 23:57:59,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933688549] [2022-12-05 23:57:59,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:57:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 23:57:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:57:59,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-05 23:57:59,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 23:57:59,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933688549] [2022-12-05 23:57:59,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933688549] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 23:57:59,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 23:57:59,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-05 23:57:59,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978495910] [2022-12-05 23:57:59,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 23:57:59,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-05 23:57:59,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 23:57:59,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-05 23:57:59,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-05 23:57:59,892 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-05 23:57:59,893 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) [2022-12-05 23:57:59,893 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 23:57:59,893 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-05 23:57:59,894 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 23:58:00,748 INFO L130 PetriNetUnfolder]: 873/1099 cut-off events. [2022-12-05 23:58:00,749 INFO L131 PetriNetUnfolder]: For 36/36 co-relation queries the response was YES. [2022-12-05 23:58:00,750 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. [2022-12-05 23:58:00,754 INFO L137 encePairwiseOnDemand]: 51/58 looper letters, 55 selfloop transitions, 6 changer transitions 0/61 dead transitions. [2022-12-05 23:58:00,754 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 61 transitions, 262 flow [2022-12-05 23:58:00,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-05 23:58:00,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-05 23:58:00,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 64 transitions. [2022-12-05 23:58:00,762 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.367816091954023 [2022-12-05 23:58:00,763 INFO L175 Difference]: Start difference. First operand has 44 places, 58 transitions, 134 flow. Second operand 3 states and 64 transitions. [2022-12-05 23:58:00,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 61 transitions, 262 flow [2022-12-05 23:58:00,766 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 61 transitions, 250 flow, removed 0 selfloop flow, removed 6 redundant places. [2022-12-05 23:58:00,767 INFO L231 Difference]: Finished difference. Result has 41 places, 61 transitions, 154 flow [2022-12-05 23:58:00,768 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} [2022-12-05 23:58:00,770 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, -3 predicate places. [2022-12-05 23:58:00,770 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-05 23:58:00,770 INFO L89 Accepts]: Start accepts. Operand has 41 places, 61 transitions, 154 flow [2022-12-05 23:58:00,774 INFO L95 Accepts]: Finished accepts. [2022-12-05 23:58:00,774 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:58:00,774 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 61 transitions, 154 flow [2022-12-05 23:58:00,775 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 41 places, 61 transitions, 154 flow [2022-12-05 23:58:00,800 INFO L130 PetriNetUnfolder]: 24/61 cut-off events. [2022-12-05 23:58:00,800 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:58:00,800 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. [2022-12-05 23:58:00,801 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 61 transitions, 154 flow [2022-12-05 23:58:00,801 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-05 23:58:00,801 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-05 23:58:00,802 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 32 [2022-12-05 23:58:00,802 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 61 transitions, 154 flow [2022-12-05 23:58:00,802 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) [2022-12-05 23:58:00,802 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 23:58:00,803 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] [2022-12-05 23:58:00,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-05 23:58:00,803 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)] === [2022-12-05 23:58:00,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 23:58:00,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1515640607, now seen corresponding path program 1 times [2022-12-05 23:58:00,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 23:58:00,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626563878] [2022-12-05 23:58:00,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:58:00,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 23:58:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:58:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-05 23:58:01,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 23:58:01,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626563878] [2022-12-05 23:58:01,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626563878] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 23:58:01,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 23:58:01,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-05 23:58:01,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217298959] [2022-12-05 23:58:01,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 23:58:01,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-05 23:58:01,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 23:58:01,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-05 23:58:01,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-05 23:58:01,032 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-05 23:58:01,032 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) [2022-12-05 23:58:01,032 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 23:58:01,032 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-05 23:58:01,032 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 23:58:01,826 INFO L130 PetriNetUnfolder]: 873/1105 cut-off events. [2022-12-05 23:58:01,826 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:58:01,827 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. [2022-12-05 23:58:01,832 INFO L137 encePairwiseOnDemand]: 45/58 looper letters, 55 selfloop transitions, 12 changer transitions 0/67 dead transitions. [2022-12-05 23:58:01,832 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 67 transitions, 300 flow [2022-12-05 23:58:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-05 23:58:01,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-05 23:58:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 70 transitions. [2022-12-05 23:58:01,835 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.40229885057471265 [2022-12-05 23:58:01,835 INFO L175 Difference]: Start difference. First operand has 41 places, 61 transitions, 154 flow. Second operand 3 states and 70 transitions. [2022-12-05 23:58:01,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 67 transitions, 300 flow [2022-12-05 23:58:01,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 67 transitions, 294 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-05 23:58:01,837 INFO L231 Difference]: Finished difference. Result has 43 places, 67 transitions, 210 flow [2022-12-05 23:58:01,837 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} [2022-12-05 23:58:01,838 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, -1 predicate places. [2022-12-05 23:58:01,838 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-05 23:58:01,838 INFO L89 Accepts]: Start accepts. Operand has 43 places, 67 transitions, 210 flow [2022-12-05 23:58:01,840 INFO L95 Accepts]: Finished accepts. [2022-12-05 23:58:01,842 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:58:01,842 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 67 transitions, 210 flow [2022-12-05 23:58:01,842 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 43 places, 67 transitions, 210 flow [2022-12-05 23:58:01,870 INFO L130 PetriNetUnfolder]: 24/67 cut-off events. [2022-12-05 23:58:01,870 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-05 23:58:01,870 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. [2022-12-05 23:58:01,870 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 67 transitions, 210 flow [2022-12-05 23:58:01,870 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-05 23:58:01,871 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-05 23:58:01,872 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 34 [2022-12-05 23:58:01,873 INFO L495 AbstractCegarLoop]: Abstraction has has 43 places, 67 transitions, 210 flow [2022-12-05 23:58:01,873 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) [2022-12-05 23:58:01,873 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 23:58:01,873 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] [2022-12-05 23:58:01,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-05 23:58:01,873 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)] === [2022-12-05 23:58:01,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 23:58:01,874 INFO L85 PathProgramCache]: Analyzing trace with hash 513097467, now seen corresponding path program 1 times [2022-12-05 23:58:01,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 23:58:01,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087566971] [2022-12-05 23:58:01,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:58:01,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 23:58:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:58:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-05 23:58:02,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 23:58:02,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087566971] [2022-12-05 23:58:02,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087566971] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-05 23:58:02,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343910419] [2022-12-05 23:58:02,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:58:02,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-05 23:58:02,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 23:58:02,207 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) [2022-12-05 23:58:02,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-05 23:58:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:58:02,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-05 23:58:02,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-05 23:58:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-05 23:58:02,953 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-05 23:58:02,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-05 23:58:02,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343910419] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-05 23:58:02,969 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-05 23:58:02,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-12-05 23:58:02,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619728799] [2022-12-05 23:58:02,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-05 23:58:02,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-05 23:58:02,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 23:58:02,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-05 23:58:02,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2022-12-05 23:58:02,971 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-05 23:58:02,971 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) [2022-12-05 23:58:02,971 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 23:58:02,971 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-05 23:58:02,971 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 23:58:03,861 INFO L130 PetriNetUnfolder]: 873/1132 cut-off events. [2022-12-05 23:58:03,861 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-12-05 23:58:03,862 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. [2022-12-05 23:58:03,865 INFO L137 encePairwiseOnDemand]: 33/58 looper letters, 46 selfloop transitions, 48 changer transitions 0/94 dead transitions. [2022-12-05 23:58:03,865 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 94 transitions, 482 flow [2022-12-05 23:58:03,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-05 23:58:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-12-05 23:58:03,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 121 transitions. [2022-12-05 23:58:03,867 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.2607758620689655 [2022-12-05 23:58:03,867 INFO L175 Difference]: Start difference. First operand has 43 places, 67 transitions, 210 flow. Second operand 8 states and 121 transitions. [2022-12-05 23:58:03,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 94 transitions, 482 flow [2022-12-05 23:58:03,868 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 94 transitions, 470 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-05 23:58:03,869 INFO L231 Difference]: Finished difference. Result has 50 places, 94 transitions, 428 flow [2022-12-05 23:58:03,869 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} [2022-12-05 23:58:03,869 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, 6 predicate places. [2022-12-05 23:58:03,869 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-05 23:58:03,869 INFO L89 Accepts]: Start accepts. Operand has 50 places, 94 transitions, 428 flow [2022-12-05 23:58:03,871 INFO L95 Accepts]: Finished accepts. [2022-12-05 23:58:03,871 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:58:03,871 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 94 transitions, 428 flow [2022-12-05 23:58:03,872 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 50 places, 94 transitions, 428 flow [2022-12-05 23:58:03,899 INFO L130 PetriNetUnfolder]: 24/94 cut-off events. [2022-12-05 23:58:03,899 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:58:03,899 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. [2022-12-05 23:58:03,899 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 94 transitions, 428 flow [2022-12-05 23:58:03,900 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-05 23:58:03,900 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-05 23:58:03,901 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 32 [2022-12-05 23:58:03,901 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 94 transitions, 428 flow [2022-12-05 23:58:03,901 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) [2022-12-05 23:58:03,901 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 23:58:03,901 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] [2022-12-05 23:58:03,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-05 23:58:04,109 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 [2022-12-05 23:58:04,109 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)] === [2022-12-05 23:58:04,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 23:58:04,110 INFO L85 PathProgramCache]: Analyzing trace with hash 722741698, now seen corresponding path program 1 times [2022-12-05 23:58:04,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 23:58:04,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071100878] [2022-12-05 23:58:04,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:58:04,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 23:58:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:58:04,554 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-05 23:58:04,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 23:58:04,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071100878] [2022-12-05 23:58:04,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071100878] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-05 23:58:04,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625034181] [2022-12-05 23:58:04,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:58:04,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-05 23:58:04,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 23:58:04,558 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) [2022-12-05 23:58:04,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-05 23:58:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:58:05,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-05 23:58:05,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-05 23:58:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-05 23:58:05,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-05 23:58:05,437 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-05 23:58:05,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625034181] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-05 23:58:05,440 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-05 23:58:05,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 16 [2022-12-05 23:58:05,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797648833] [2022-12-05 23:58:05,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-05 23:58:05,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-05 23:58:05,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 23:58:05,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-05 23:58:05,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2022-12-05 23:58:05,444 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 58 [2022-12-05 23:58:05,444 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) [2022-12-05 23:58:05,444 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 23:58:05,444 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 58 [2022-12-05 23:58:05,444 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 23:58:06,405 INFO L130 PetriNetUnfolder]: 873/1150 cut-off events. [2022-12-05 23:58:06,405 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:58:06,406 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. [2022-12-05 23:58:06,409 INFO L137 encePairwiseOnDemand]: 33/58 looper letters, 46 selfloop transitions, 66 changer transitions 0/112 dead transitions. [2022-12-05 23:58:06,409 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 112 transitions, 754 flow [2022-12-05 23:58:06,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-05 23:58:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-05 23:58:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 130 transitions. [2022-12-05 23:58:06,411 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.1400862068965517 [2022-12-05 23:58:06,411 INFO L175 Difference]: Start difference. First operand has 50 places, 94 transitions, 428 flow. Second operand 16 states and 130 transitions. [2022-12-05 23:58:06,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 112 transitions, 754 flow [2022-12-05 23:58:06,412 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 112 transitions, 698 flow, removed 22 selfloop flow, removed 2 redundant places. [2022-12-05 23:58:06,414 INFO L231 Difference]: Finished difference. Result has 67 places, 112 transitions, 670 flow [2022-12-05 23:58:06,414 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} [2022-12-05 23:58:06,415 INFO L294 CegarLoopForPetriNet]: 44 programPoint places, 23 predicate places. [2022-12-05 23:58:06,415 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-05 23:58:06,415 INFO L89 Accepts]: Start accepts. Operand has 67 places, 112 transitions, 670 flow [2022-12-05 23:58:06,417 INFO L95 Accepts]: Finished accepts. [2022-12-05 23:58:06,417 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:58:06,417 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 112 transitions, 670 flow [2022-12-05 23:58:06,418 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 67 places, 112 transitions, 670 flow [2022-12-05 23:58:06,450 INFO L130 PetriNetUnfolder]: 24/112 cut-off events. [2022-12-05 23:58:06,451 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-05 23:58:06,451 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. [2022-12-05 23:58:06,451 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 112 transitions, 670 flow [2022-12-05 23:58:06,451 INFO L188 LiptonReduction]: Number of co-enabled transitions 504 [2022-12-05 23:58:06,452 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-05 23:58:06,452 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 37 [2022-12-05 23:58:06,452 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 112 transitions, 670 flow [2022-12-05 23:58:06,453 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) [2022-12-05 23:58:06,453 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 23:58:06,453 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] [2022-12-05 23:58:06,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-05 23:58:06,661 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 [2022-12-05 23:58:06,661 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)] === [2022-12-05 23:58:06,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 23:58:06,662 INFO L85 PathProgramCache]: Analyzing trace with hash 120125380, now seen corresponding path program 2 times [2022-12-05 23:58:06,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 23:58:06,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744814860] [2022-12-05 23:58:06,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:58:06,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 23:58:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:58:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-12-05 23:58:07,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 23:58:07,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744814860] [2022-12-05 23:58:07,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744814860] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-05 23:58:07,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612336338] [2022-12-05 23:58:07,030 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-05 23:58:07,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-05 23:58:07,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 23:58:07,033 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) [2022-12-05 23:58:07,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-05 23:58:07,773 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-05 23:58:07,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-05 23:58:07,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-05 23:58:07,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-05 23:58:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,367 INFO L321 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2022-12-05 23:58:09,368 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 [2022-12-05 23:58:09,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-05 23:58:09,917 INFO L321 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2022-12-05 23:58:09,917 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 00:01:59,615 WARN L233 SmtUtils]: Spent 3.79m 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 00:11:19,908 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 00:11:19,908 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 00:11:19,963 WARN L249 SmtUtils]: Removed 1297 from assertion stack [2022-12-06 00:11:19,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-12-06 00:11:19,987 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 00:11:20,166 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 00:11:20,166 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 558571ms.. [2022-12-06 00:11:20,168 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-12-06 00:11:20,168 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-12-06 00:11:20,168 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-12-06 00:11:20,168 INFO L458 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2022-12-06 00:11:20,170 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 00:11:20,170 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 00:11:20,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 12:11:20 BasicIcfg [2022-12-06 00:11:20,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 00:11:20,172 INFO L158 Benchmark]: Toolchain (without parser) took 869575.48ms. Allocated memory was 182.5MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 156.5MB in the beginning and 739.9MB in the end (delta: -583.3MB). Peak memory consumption was 897.7MB. Max. memory is 8.0GB. [2022-12-06 00:11:20,172 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 182.5MB. Free memory was 159.5MB in the beginning and 159.4MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 00:11:20,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.10ms. Allocated memory is still 182.5MB. Free memory was 156.5MB in the beginning and 122.3MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2022-12-06 00:11:20,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.56ms. Allocated memory is still 182.5MB. Free memory was 122.3MB in the beginning and 111.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-12-06 00:11:20,173 INFO L158 Benchmark]: Boogie Preprocessor took 89.40ms. Allocated memory is still 182.5MB. Free memory was 111.4MB in the beginning and 100.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-12-06 00:11:20,173 INFO L158 Benchmark]: RCFGBuilder took 3178.38ms. Allocated memory was 182.5MB in the beginning and 526.4MB in the end (delta: 343.9MB). Free memory was 100.9MB in the beginning and 261.2MB in the end (delta: -160.3MB). Peak memory consumption was 188.4MB. Max. memory is 8.0GB. [2022-12-06 00:11:20,173 INFO L158 Benchmark]: TraceAbstraction took 865765.81ms. Allocated memory was 526.4MB in the beginning and 1.3GB in the end (delta: 785.4MB). Free memory was 260.1MB in the beginning and 739.9MB in the end (delta: -479.8MB). Peak memory consumption was 656.9MB. Max. memory is 8.0GB. [2022-12-06 00:11:20,174 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 182.5MB. Free memory was 159.5MB in the beginning and 159.4MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 418.10ms. Allocated memory is still 182.5MB. Free memory was 156.5MB in the beginning and 122.3MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 119.56ms. Allocated memory is still 182.5MB. Free memory was 122.3MB in the beginning and 111.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 89.40ms. Allocated memory is still 182.5MB. Free memory was 111.4MB in the beginning and 100.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * RCFGBuilder took 3178.38ms. Allocated memory was 182.5MB in the beginning and 526.4MB in the end (delta: 343.9MB). Free memory was 100.9MB in the beginning and 261.2MB in the end (delta: -160.3MB). Peak memory consumption was 188.4MB. Max. memory is 8.0GB. * TraceAbstraction took 865765.81ms. Allocated memory was 526.4MB in the beginning and 1.3GB in the end (delta: 785.4MB). Free memory was 260.1MB in the beginning and 739.9MB in the end (delta: -479.8MB). Peak memory consumption was 656.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 64.2s, 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: 103, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 103, dependent conditional: 0, dependent unconditional: 103, 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 558571ms.. - 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 558571ms.. - 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 558571ms.. - 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 558571ms.. - 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: 865.4s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 64.5s, 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, 1.4s 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