/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 01:02:53,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 01:02:53,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 01:02:53,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 01:02:53,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 01:02:53,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 01:02:53,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 01:02:53,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 01:02:53,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 01:02:53,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 01:02:53,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 01:02:53,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 01:02:53,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 01:02:53,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 01:02:53,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 01:02:53,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 01:02:53,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 01:02:53,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 01:02:53,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 01:02:53,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 01:02:53,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 01:02:53,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 01:02:53,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 01:02:53,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 01:02:53,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 01:02:53,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 01:02:53,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 01:02:53,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 01:02:53,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 01:02:53,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 01:02:53,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 01:02:53,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 01:02:53,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 01:02:53,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 01:02:53,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 01:02:53,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 01:02:53,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 01:02:53,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 01:02:53,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 01:02:53,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 01:02:53,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 01:02:53,985 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 [2022-12-06 01:02:54,009 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 01:02:54,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 01:02:54,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 01:02:54,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 01:02:54,011 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 01:02:54,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 01:02:54,012 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 01:02:54,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 01:02:54,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 01:02:54,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 01:02:54,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 01:02:54,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 01:02:54,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 01:02:54,013 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 01:02:54,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 01:02:54,013 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 01:02:54,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 01:02:54,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 01:02:54,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 01:02:54,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 01:02:54,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 01:02:54,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:02:54,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 01:02:54,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 01:02:54,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 01:02:54,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 01:02:54,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 01:02:54,015 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 01:02:54,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 01:02:54,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 01:02:54,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 01:02:54,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 01:02:54,313 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 01:02:54,313 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 01:02:54,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i [2022-12-06 01:02:55,384 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 01:02:55,614 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 01:02:55,614 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i [2022-12-06 01:02:55,625 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe76de9bb/ea7d3d7525b64540bd78b302885503d9/FLAG62a07a51b [2022-12-06 01:02:55,641 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe76de9bb/ea7d3d7525b64540bd78b302885503d9 [2022-12-06 01:02:55,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 01:02:55,644 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 01:02:55,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 01:02:55,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 01:02:55,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 01:02:55,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:55" (1/1) ... [2022-12-06 01:02:55,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3510c967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:55, skipping insertion in model container [2022-12-06 01:02:55,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:02:55" (1/1) ... [2022-12-06 01:02:55,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 01:02:55,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 01:02:55,826 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i[966,979] [2022-12-06 01:02:55,968 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,971 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,997 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,997 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:55,998 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:55,998 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,003 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,003 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,004 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,005 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,006 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,006 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,006 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,007 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,007 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,007 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,009 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,010 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,010 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,016 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,016 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,017 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,018 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,018 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,019 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:02:56,041 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 01:02:56,050 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_power.opt_pso.opt_rmo.opt.i[966,979] [2022-12-06 01:02:56,073 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,073 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,079 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,079 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,079 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,081 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,081 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,081 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,081 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,082 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,084 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,084 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,084 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,084 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,084 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,085 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,085 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,086 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,098 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,098 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,098 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,100 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,100 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:02:56,100 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:02:56,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:02:56,132 INFO L208 MainTranslator]: Completed translation [2022-12-06 01:02:56,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56 WrapperNode [2022-12-06 01:02:56,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 01:02:56,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 01:02:56,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 01:02:56,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 01:02:56,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,204 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2022-12-06 01:02:56,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 01:02:56,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 01:02:56,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 01:02:56,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 01:02:56,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,242 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 01:02:56,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 01:02:56,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 01:02:56,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 01:02:56,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (1/1) ... [2022-12-06 01:02:56,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:02:56,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 01:02:56,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-06 01:02:56,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-06 01:02:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 01:02:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 01:02:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 01:02:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 01:02:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 01:02:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-06 01:02:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-06 01:02:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-06 01:02:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-06 01:02:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-06 01:02:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-06 01:02:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-12-06 01:02:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-12-06 01:02:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 01:02:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 01:02:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 01:02:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 01:02:56,320 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 01:02:56,502 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 01:02:56,504 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 01:02:56,794 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 01:02:56,880 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 01:02:56,881 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-06 01:02:56,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:56 BoogieIcfgContainer [2022-12-06 01:02:56,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 01:02:56,885 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 01:02:56,885 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 01:02:56,887 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 01:02:56,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 01:02:55" (1/3) ... [2022-12-06 01:02:56,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d52f401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:02:56, skipping insertion in model container [2022-12-06 01:02:56,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:02:56" (2/3) ... [2022-12-06 01:02:56,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d52f401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:02:56, skipping insertion in model container [2022-12-06 01:02:56,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:02:56" (3/3) ... [2022-12-06 01:02:56,889 INFO L112 eAbstractionObserver]: Analyzing ICFG mix023_power.opt_pso.opt_rmo.opt.i [2022-12-06 01:02:56,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 01:02:56,904 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 01:02:56,904 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 01:02:56,948 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-06 01:02:56,981 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 141 places, 130 transitions, 280 flow [2022-12-06 01:02:57,037 INFO L130 PetriNetUnfolder]: 2/126 cut-off events. [2022-12-06 01:02:57,037 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:02:57,042 INFO L83 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 126 events. 2/126 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 68 event pairs, 0 based on Foata normal form. 0/122 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2022-12-06 01:02:57,042 INFO L82 GeneralOperation]: Start removeDead. Operand has 141 places, 130 transitions, 280 flow [2022-12-06 01:02:57,048 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 137 places, 126 transitions, 264 flow [2022-12-06 01:02:57,051 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:02:57,068 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 137 places, 126 transitions, 264 flow [2022-12-06 01:02:57,076 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 137 places, 126 transitions, 264 flow [2022-12-06 01:02:57,141 INFO L130 PetriNetUnfolder]: 2/126 cut-off events. [2022-12-06 01:02:57,141 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:02:57,142 INFO L83 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 126 events. 2/126 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 68 event pairs, 0 based on Foata normal form. 0/122 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2022-12-06 01:02:57,144 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 137 places, 126 transitions, 264 flow [2022-12-06 01:02:57,144 INFO L188 LiptonReduction]: Number of co-enabled transitions 2986 [2022-12-06 01:03:00,756 INFO L203 LiptonReduction]: Total number of compositions: 97 [2022-12-06 01:03:00,768 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 01:03:00,773 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;@180f7f27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 01:03:00,773 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-12-06 01:03:00,776 INFO L130 PetriNetUnfolder]: 0/14 cut-off events. [2022-12-06 01:03:00,776 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:03:00,777 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:00,777 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:00,778 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:00,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:00,781 INFO L85 PathProgramCache]: Analyzing trace with hash 355409804, now seen corresponding path program 1 times [2022-12-06 01:03:00,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:00,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987707446] [2022-12-06 01:03:00,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:00,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:01,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:01,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:01,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987707446] [2022-12-06 01:03:01,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987707446] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:01,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:01,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 01:03:01,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863842743] [2022-12-06 01:03:01,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:01,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 01:03:01,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:01,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 01:03:01,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 01:03:01,125 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 5 out of 33 [2022-12-06 01:03:01,126 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 33 transitions, 78 flow. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:01,127 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:01,127 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 5 of 33 [2022-12-06 01:03:01,127 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:01,710 INFO L130 PetriNetUnfolder]: 3519/5055 cut-off events. [2022-12-06 01:03:01,710 INFO L131 PetriNetUnfolder]: For 44/44 co-relation queries the response was YES. [2022-12-06 01:03:01,717 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10035 conditions, 5055 events. 3519/5055 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 289. Compared 27046 event pairs, 954 based on Foata normal form. 0/4559 useless extension candidates. Maximal degree in co-relation 10023. Up to 3826 conditions per place. [2022-12-06 01:03:01,732 INFO L137 encePairwiseOnDemand]: 28/33 looper letters, 33 selfloop transitions, 2 changer transitions 6/46 dead transitions. [2022-12-06 01:03:01,732 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 46 transitions, 189 flow [2022-12-06 01:03:01,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 01:03:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 01:03:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 61 transitions. [2022-12-06 01:03:01,746 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.6161616161616161 [2022-12-06 01:03:01,749 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 0 predicate places. [2022-12-06 01:03:01,763 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:01,764 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 46 transitions, 189 flow [2022-12-06 01:03:01,787 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 46 transitions, 189 flow [2022-12-06 01:03:01,788 INFO L188 LiptonReduction]: Number of co-enabled transitions 274 [2022-12-06 01:03:02,677 INFO L203 LiptonReduction]: Total number of compositions: 5 [2022-12-06 01:03:02,679 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 929 [2022-12-06 01:03:02,679 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 42 transitions, 181 flow [2022-12-06 01:03:02,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:02,679 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:02,679 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:02,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 01:03:02,679 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:02,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:02,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1618198780, now seen corresponding path program 1 times [2022-12-06 01:03:02,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:02,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442966399] [2022-12-06 01:03:02,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:02,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:02,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:02,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:02,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442966399] [2022-12-06 01:03:02,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442966399] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:02,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:02,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 01:03:02,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985775041] [2022-12-06 01:03:02,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:02,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 01:03:02,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:02,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 01:03:02,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 01:03:02,872 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 29 [2022-12-06 01:03:02,872 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 42 transitions, 181 flow. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:02,872 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:02,872 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 29 [2022-12-06 01:03:02,872 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:03,863 INFO L130 PetriNetUnfolder]: 7825/10838 cut-off events. [2022-12-06 01:03:03,864 INFO L131 PetriNetUnfolder]: For 223/223 co-relation queries the response was YES. [2022-12-06 01:03:03,874 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32109 conditions, 10838 events. 7825/10838 cut-off events. For 223/223 co-relation queries the response was YES. Maximal size of possible extension queue 503. Compared 56085 event pairs, 720 based on Foata normal form. 0/10062 useless extension candidates. Maximal degree in co-relation 32094. Up to 8307 conditions per place. [2022-12-06 01:03:03,901 INFO L137 encePairwiseOnDemand]: 17/29 looper letters, 54 selfloop transitions, 12 changer transitions 12/78 dead transitions. [2022-12-06 01:03:03,902 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 78 transitions, 488 flow [2022-12-06 01:03:03,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 01:03:03,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 01:03:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2022-12-06 01:03:03,903 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.6206896551724138 [2022-12-06 01:03:03,904 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, -2 predicate places. [2022-12-06 01:03:03,904 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:03,904 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 78 transitions, 488 flow [2022-12-06 01:03:03,936 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 78 transitions, 488 flow [2022-12-06 01:03:03,936 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:03,939 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:03,939 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 35 [2022-12-06 01:03:03,940 INFO L495 AbstractCegarLoop]: Abstraction has has 43 places, 78 transitions, 488 flow [2022-12-06 01:03:03,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:03,940 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:03,940 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:03,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-06 01:03:03,941 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:03,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:03,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1375444729, now seen corresponding path program 1 times [2022-12-06 01:03:03,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:03,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396982708] [2022-12-06 01:03:03,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:03,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:04,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:04,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396982708] [2022-12-06 01:03:04,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396982708] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:04,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:04,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 01:03:04,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982231884] [2022-12-06 01:03:04,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:04,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:03:04,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:04,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:03:04,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:03:04,042 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 29 [2022-12-06 01:03:04,042 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 78 transitions, 488 flow. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:04,042 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:04,043 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 29 [2022-12-06 01:03:04,043 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:05,065 INFO L130 PetriNetUnfolder]: 7691/10656 cut-off events. [2022-12-06 01:03:05,065 INFO L131 PetriNetUnfolder]: For 293/293 co-relation queries the response was YES. [2022-12-06 01:03:05,078 INFO L83 FinitePrefix]: Finished finitePrefix Result has 42232 conditions, 10656 events. 7691/10656 cut-off events. For 293/293 co-relation queries the response was YES. Maximal size of possible extension queue 484. Compared 53955 event pairs, 294 based on Foata normal form. 0/9904 useless extension candidates. Maximal degree in co-relation 42214. Up to 8188 conditions per place. [2022-12-06 01:03:05,112 INFO L137 encePairwiseOnDemand]: 17/29 looper letters, 86 selfloop transitions, 17 changer transitions 23/126 dead transitions. [2022-12-06 01:03:05,113 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 126 transitions, 1030 flow [2022-12-06 01:03:05,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 01:03:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 01:03:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 70 transitions. [2022-12-06 01:03:05,115 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.603448275862069 [2022-12-06 01:03:05,116 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 1 predicate places. [2022-12-06 01:03:05,116 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:05,117 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 126 transitions, 1030 flow [2022-12-06 01:03:05,158 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 126 transitions, 1030 flow [2022-12-06 01:03:05,158 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:05,162 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:05,163 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 47 [2022-12-06 01:03:05,163 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 126 transitions, 1030 flow [2022-12-06 01:03:05,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:05,163 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:05,163 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:05,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-06 01:03:05,163 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:05,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:05,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1375444853, now seen corresponding path program 1 times [2022-12-06 01:03:05,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:05,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496423718] [2022-12-06 01:03:05,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:05,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:05,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:05,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:05,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496423718] [2022-12-06 01:03:05,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496423718] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:05,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:05,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 01:03:05,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771645805] [2022-12-06 01:03:05,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:05,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:03:05,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:05,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:03:05,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:03:05,278 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 29 [2022-12-06 01:03:05,279 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 126 transitions, 1030 flow. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:05,279 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:05,279 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 29 [2022-12-06 01:03:05,279 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:06,237 INFO L130 PetriNetUnfolder]: 7557/10474 cut-off events. [2022-12-06 01:03:06,238 INFO L131 PetriNetUnfolder]: For 407/407 co-relation queries the response was YES. [2022-12-06 01:03:06,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51997 conditions, 10474 events. 7557/10474 cut-off events. For 407/407 co-relation queries the response was YES. Maximal size of possible extension queue 473. Compared 53033 event pairs, 362 based on Foata normal form. 0/9746 useless extension candidates. Maximal degree in co-relation 51976. Up to 8056 conditions per place. [2022-12-06 01:03:06,276 INFO L137 encePairwiseOnDemand]: 17/29 looper letters, 117 selfloop transitions, 31 changer transitions 45/193 dead transitions. [2022-12-06 01:03:06,276 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 193 transitions, 1961 flow [2022-12-06 01:03:06,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 01:03:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 01:03:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 76 transitions. [2022-12-06 01:03:06,279 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.6551724137931034 [2022-12-06 01:03:06,280 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 4 predicate places. [2022-12-06 01:03:06,281 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:06,281 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 193 transitions, 1961 flow [2022-12-06 01:03:06,322 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 193 transitions, 1961 flow [2022-12-06 01:03:06,323 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:06,327 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:06,332 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 52 [2022-12-06 01:03:06,333 INFO L495 AbstractCegarLoop]: Abstraction has has 49 places, 193 transitions, 1961 flow [2022-12-06 01:03:06,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:06,333 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:06,333 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:06,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-06 01:03:06,333 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:06,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:06,334 INFO L85 PathProgramCache]: Analyzing trace with hash -310886880, now seen corresponding path program 1 times [2022-12-06 01:03:06,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:06,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834676312] [2022-12-06 01:03:06,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:06,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:06,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:06,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834676312] [2022-12-06 01:03:06,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834676312] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:06,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:06,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 01:03:06,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062827621] [2022-12-06 01:03:06,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:06,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:03:06,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:06,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:03:06,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:03:06,458 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 29 [2022-12-06 01:03:06,459 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 193 transitions, 1961 flow. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:06,459 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:06,459 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 29 [2022-12-06 01:03:06,459 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:07,416 INFO L130 PetriNetUnfolder]: 7209/9994 cut-off events. [2022-12-06 01:03:07,416 INFO L131 PetriNetUnfolder]: For 398/398 co-relation queries the response was YES. [2022-12-06 01:03:07,429 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59616 conditions, 9994 events. 7209/9994 cut-off events. For 398/398 co-relation queries the response was YES. Maximal size of possible extension queue 442. Compared 49591 event pairs, 170 based on Foata normal form. 0/9346 useless extension candidates. Maximal degree in co-relation 59592. Up to 7658 conditions per place. [2022-12-06 01:03:07,463 INFO L137 encePairwiseOnDemand]: 18/29 looper letters, 182 selfloop transitions, 19 changer transitions 64/265 dead transitions. [2022-12-06 01:03:07,464 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 265 transitions, 3203 flow [2022-12-06 01:03:07,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 01:03:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 01:03:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 61 transitions. [2022-12-06 01:03:07,465 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5258620689655172 [2022-12-06 01:03:07,467 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 7 predicate places. [2022-12-06 01:03:07,468 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:07,468 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 265 transitions, 3203 flow [2022-12-06 01:03:07,522 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 265 transitions, 3203 flow [2022-12-06 01:03:07,522 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:07,527 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:07,530 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 63 [2022-12-06 01:03:07,530 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 265 transitions, 3203 flow [2022-12-06 01:03:07,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:07,530 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:07,530 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:07,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-06 01:03:07,531 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:07,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:07,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1047557750, now seen corresponding path program 1 times [2022-12-06 01:03:07,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:07,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476941868] [2022-12-06 01:03:07,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:07,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:07,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:07,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476941868] [2022-12-06 01:03:07,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476941868] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:07,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:07,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 01:03:07,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70521309] [2022-12-06 01:03:07,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:07,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:03:07,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:07,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:03:07,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:03:07,683 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 29 [2022-12-06 01:03:07,683 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 265 transitions, 3203 flow. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:07,683 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:07,684 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 29 [2022-12-06 01:03:07,684 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:08,623 INFO L130 PetriNetUnfolder]: 7013/9718 cut-off events. [2022-12-06 01:03:08,623 INFO L131 PetriNetUnfolder]: For 393/393 co-relation queries the response was YES. [2022-12-06 01:03:08,641 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67691 conditions, 9718 events. 7013/9718 cut-off events. For 393/393 co-relation queries the response was YES. Maximal size of possible extension queue 432. Compared 47936 event pairs, 144 based on Foata normal form. 0/9118 useless extension candidates. Maximal degree in co-relation 67664. Up to 7438 conditions per place. [2022-12-06 01:03:08,675 INFO L137 encePairwiseOnDemand]: 18/29 looper letters, 265 selfloop transitions, 27 changer transitions 103/395 dead transitions. [2022-12-06 01:03:08,675 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 395 transitions, 5565 flow [2022-12-06 01:03:08,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 01:03:08,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 01:03:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 71 transitions. [2022-12-06 01:03:08,677 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.6120689655172413 [2022-12-06 01:03:08,679 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 10 predicate places. [2022-12-06 01:03:08,680 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:08,680 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 395 transitions, 5565 flow [2022-12-06 01:03:08,729 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 395 transitions, 5565 flow [2022-12-06 01:03:08,729 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:08,733 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:08,734 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 54 [2022-12-06 01:03:08,734 INFO L495 AbstractCegarLoop]: Abstraction has has 55 places, 395 transitions, 5565 flow [2022-12-06 01:03:08,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:08,734 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:08,734 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:08,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-06 01:03:08,734 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:08,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:08,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1886714693, now seen corresponding path program 1 times [2022-12-06 01:03:08,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:08,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663299473] [2022-12-06 01:03:08,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:08,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:08,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:08,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:08,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663299473] [2022-12-06 01:03:08,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663299473] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:08,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:08,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 01:03:08,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966857302] [2022-12-06 01:03:08,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:08,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:03:08,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:08,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:03:08,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:03:08,915 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 29 [2022-12-06 01:03:08,915 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 395 transitions, 5565 flow. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:08,915 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:08,915 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 29 [2022-12-06 01:03:08,915 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:09,916 INFO L130 PetriNetUnfolder]: 6327/9037 cut-off events. [2022-12-06 01:03:09,917 INFO L131 PetriNetUnfolder]: For 952/952 co-relation queries the response was YES. [2022-12-06 01:03:09,933 INFO L83 FinitePrefix]: Finished finitePrefix Result has 71438 conditions, 9037 events. 6327/9037 cut-off events. For 952/952 co-relation queries the response was YES. Maximal size of possible extension queue 439. Compared 47123 event pairs, 115 based on Foata normal form. 436/8882 useless extension candidates. Maximal degree in co-relation 71408. Up to 7032 conditions per place. [2022-12-06 01:03:09,962 INFO L137 encePairwiseOnDemand]: 21/29 looper letters, 386 selfloop transitions, 53 changer transitions 489/943 dead transitions. [2022-12-06 01:03:09,963 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 943 transitions, 15147 flow [2022-12-06 01:03:09,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-06 01:03:09,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-06 01:03:09,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 86 transitions. [2022-12-06 01:03:09,964 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.593103448275862 [2022-12-06 01:03:09,964 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 14 predicate places. [2022-12-06 01:03:09,965 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:09,965 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 943 transitions, 15147 flow [2022-12-06 01:03:10,025 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 943 transitions, 15147 flow [2022-12-06 01:03:10,025 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:10,031 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:10,032 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 68 [2022-12-06 01:03:10,032 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 943 transitions, 15147 flow [2022-12-06 01:03:10,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:10,033 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:10,033 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:10,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-06 01:03:10,033 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:10,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:10,033 INFO L85 PathProgramCache]: Analyzing trace with hash -312125356, now seen corresponding path program 1 times [2022-12-06 01:03:10,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:10,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899648419] [2022-12-06 01:03:10,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:10,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:10,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:10,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:10,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899648419] [2022-12-06 01:03:10,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899648419] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:10,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:10,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-06 01:03:10,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7338090] [2022-12-06 01:03:10,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:10,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-06 01:03:10,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:10,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-06 01:03:10,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-06 01:03:10,247 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 29 [2022-12-06 01:03:10,247 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 943 transitions, 15147 flow. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:10,247 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:10,247 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 29 [2022-12-06 01:03:10,247 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:11,568 INFO L130 PetriNetUnfolder]: 5174/7569 cut-off events. [2022-12-06 01:03:11,568 INFO L131 PetriNetUnfolder]: For 1623/1623 co-relation queries the response was YES. [2022-12-06 01:03:11,581 INFO L83 FinitePrefix]: Finished finitePrefix Result has 66960 conditions, 7569 events. 5174/7569 cut-off events. For 1623/1623 co-relation queries the response was YES. Maximal size of possible extension queue 367. Compared 39905 event pairs, 36 based on Foata normal form. 315/7317 useless extension candidates. Maximal degree in co-relation 66927. Up to 5906 conditions per place. [2022-12-06 01:03:11,603 INFO L137 encePairwiseOnDemand]: 21/29 looper letters, 410 selfloop transitions, 96 changer transitions 844/1365 dead transitions. [2022-12-06 01:03:11,603 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 1365 transitions, 24633 flow [2022-12-06 01:03:11,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-06 01:03:11,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-12-06 01:03:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 123 transitions. [2022-12-06 01:03:11,604 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.6059113300492611 [2022-12-06 01:03:11,604 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 20 predicate places. [2022-12-06 01:03:11,605 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:11,605 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 1365 transitions, 24633 flow [2022-12-06 01:03:11,663 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 1365 transitions, 24633 flow [2022-12-06 01:03:11,663 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:11,668 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:11,670 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 66 [2022-12-06 01:03:11,670 INFO L495 AbstractCegarLoop]: Abstraction has has 65 places, 1365 transitions, 24633 flow [2022-12-06 01:03:11,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:11,671 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:11,671 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:03:11,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-06 01:03:11,671 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:11,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:11,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1303105196, now seen corresponding path program 1 times [2022-12-06 01:03:11,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:11,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118479227] [2022-12-06 01:03:11,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:11,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:11,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:11,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118479227] [2022-12-06 01:03:11,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118479227] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:11,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:11,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-06 01:03:11,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237231330] [2022-12-06 01:03:11,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:11,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-06 01:03:11,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:11,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-06 01:03:11,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-06 01:03:11,835 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 29 [2022-12-06 01:03:11,835 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 1365 transitions, 24633 flow. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:11,835 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:11,835 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 29 [2022-12-06 01:03:11,835 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:13,625 INFO L130 PetriNetUnfolder]: 4724/6911 cut-off events. [2022-12-06 01:03:13,626 INFO L131 PetriNetUnfolder]: For 2584/2584 co-relation queries the response was YES. [2022-12-06 01:03:13,637 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67614 conditions, 6911 events. 4724/6911 cut-off events. For 2584/2584 co-relation queries the response was YES. Maximal size of possible extension queue 367. Compared 36089 event pairs, 10 based on Foata normal form. 129/6495 useless extension candidates. Maximal degree in co-relation 67578. Up to 5352 conditions per place. [2022-12-06 01:03:13,659 INFO L137 encePairwiseOnDemand]: 21/29 looper letters, 375 selfloop transitions, 115 changer transitions 1025/1529 dead transitions. [2022-12-06 01:03:13,659 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 1529 transitions, 30619 flow [2022-12-06 01:03:13,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-06 01:03:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-06 01:03:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 152 transitions. [2022-12-06 01:03:13,660 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5823754789272031 [2022-12-06 01:03:13,661 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 28 predicate places. [2022-12-06 01:03:13,662 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:13,662 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 1529 transitions, 30619 flow [2022-12-06 01:03:13,731 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 1529 transitions, 30619 flow [2022-12-06 01:03:13,732 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:13,737 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:13,739 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 78 [2022-12-06 01:03:13,739 INFO L495 AbstractCegarLoop]: Abstraction has has 73 places, 1529 transitions, 30619 flow [2022-12-06 01:03:13,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:13,739 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:13,740 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] [2022-12-06 01:03:13,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-06 01:03:13,740 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:13,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:13,740 INFO L85 PathProgramCache]: Analyzing trace with hash -169340871, now seen corresponding path program 1 times [2022-12-06 01:03:13,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:13,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555540480] [2022-12-06 01:03:13,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:13,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:13,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555540480] [2022-12-06 01:03:13,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555540480] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:13,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:13,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 01:03:13,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193981317] [2022-12-06 01:03:13,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:13,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:03:13,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:13,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:03:13,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:03:13,914 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 29 [2022-12-06 01:03:13,914 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 1529 transitions, 30619 flow. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:13,914 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:13,915 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 29 [2022-12-06 01:03:13,915 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:15,876 INFO L130 PetriNetUnfolder]: 6030/8935 cut-off events. [2022-12-06 01:03:15,877 INFO L131 PetriNetUnfolder]: For 6523/6523 co-relation queries the response was YES. [2022-12-06 01:03:15,888 INFO L83 FinitePrefix]: Finished finitePrefix Result has 95434 conditions, 8935 events. 6030/8935 cut-off events. For 6523/6523 co-relation queries the response was YES. Maximal size of possible extension queue 490. Compared 50117 event pairs, 8 based on Foata normal form. 0/8234 useless extension candidates. Maximal degree in co-relation 95395. Up to 6897 conditions per place. [2022-12-06 01:03:15,906 INFO L137 encePairwiseOnDemand]: 24/29 looper letters, 303 selfloop transitions, 17 changer transitions 2292/2617 dead transitions. [2022-12-06 01:03:15,906 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 2617 transitions, 57658 flow [2022-12-06 01:03:15,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 01:03:15,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 01:03:15,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 69 transitions. [2022-12-06 01:03:15,907 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5948275862068966 [2022-12-06 01:03:15,908 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 31 predicate places. [2022-12-06 01:03:15,908 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:15,908 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 2617 transitions, 57658 flow [2022-12-06 01:03:15,991 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 2617 transitions, 57658 flow [2022-12-06 01:03:15,991 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:15,998 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:15,999 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 91 [2022-12-06 01:03:15,999 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 2617 transitions, 57658 flow [2022-12-06 01:03:15,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:15,999 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:15,999 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] [2022-12-06 01:03:15,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-06 01:03:15,999 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:15,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:15,999 INFO L85 PathProgramCache]: Analyzing trace with hash 449926788, now seen corresponding path program 1 times [2022-12-06 01:03:16,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:16,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670516664] [2022-12-06 01:03:16,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:16,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:16,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:16,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:16,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670516664] [2022-12-06 01:03:16,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670516664] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:16,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:16,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-06 01:03:16,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584905828] [2022-12-06 01:03:16,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:16,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 01:03:16,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:16,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 01:03:16,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-06 01:03:16,146 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 29 [2022-12-06 01:03:16,146 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 2617 transitions, 57658 flow. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:16,147 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:16,147 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 29 [2022-12-06 01:03:16,147 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:19,405 INFO L130 PetriNetUnfolder]: 5939/8767 cut-off events. [2022-12-06 01:03:19,405 INFO L131 PetriNetUnfolder]: For 9210/9210 co-relation queries the response was YES. [2022-12-06 01:03:19,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 101772 conditions, 8767 events. 5939/8767 cut-off events. For 9210/9210 co-relation queries the response was YES. Maximal size of possible extension queue 489. Compared 49066 event pairs, 0 based on Foata normal form. 45/8119 useless extension candidates. Maximal degree in co-relation 101730. Up to 6745 conditions per place. [2022-12-06 01:03:19,435 INFO L137 encePairwiseOnDemand]: 21/29 looper letters, 135 selfloop transitions, 71 changer transitions 2426/2636 dead transitions. [2022-12-06 01:03:19,435 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 2636 transitions, 63318 flow [2022-12-06 01:03:19,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-06 01:03:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-12-06 01:03:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 156 transitions. [2022-12-06 01:03:19,437 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.4890282131661442 [2022-12-06 01:03:19,437 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 41 predicate places. [2022-12-06 01:03:19,438 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:19,438 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 86 places, 2636 transitions, 63318 flow [2022-12-06 01:03:19,523 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 86 places, 2636 transitions, 63318 flow [2022-12-06 01:03:19,523 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:19,530 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:19,530 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 93 [2022-12-06 01:03:19,530 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 2636 transitions, 63318 flow [2022-12-06 01:03:19,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:19,530 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:19,531 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] [2022-12-06 01:03:19,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-06 01:03:19,531 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:19,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:19,531 INFO L85 PathProgramCache]: Analyzing trace with hash -199983929, now seen corresponding path program 1 times [2022-12-06 01:03:19,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:19,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548287961] [2022-12-06 01:03:19,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:19,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:19,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:19,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:19,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548287961] [2022-12-06 01:03:19,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548287961] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:19,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:19,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 01:03:19,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097611038] [2022-12-06 01:03:19,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:19,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:03:19,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:19,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:03:19,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:03:19,661 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 29 [2022-12-06 01:03:19,661 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 2636 transitions, 63318 flow. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:19,661 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:19,661 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 29 [2022-12-06 01:03:19,661 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:23,615 INFO L130 PetriNetUnfolder]: 7565/11365 cut-off events. [2022-12-06 01:03:23,615 INFO L131 PetriNetUnfolder]: For 9242/9242 co-relation queries the response was YES. [2022-12-06 01:03:23,630 INFO L83 FinitePrefix]: Finished finitePrefix Result has 144378 conditions, 11365 events. 7565/11365 cut-off events. For 9242/9242 co-relation queries the response was YES. Maximal size of possible extension queue 645. Compared 68601 event pairs, 0 based on Foata normal form. 0/10452 useless extension candidates. Maximal degree in co-relation 144333. Up to 9040 conditions per place. [2022-12-06 01:03:23,652 INFO L137 encePairwiseOnDemand]: 19/29 looper letters, 109 selfloop transitions, 34 changer transitions 3478/3621 dead transitions. [2022-12-06 01:03:23,653 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 3621 transitions, 94260 flow [2022-12-06 01:03:23,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 01:03:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 01:03:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 75 transitions. [2022-12-06 01:03:23,654 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.646551724137931 [2022-12-06 01:03:23,654 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 44 predicate places. [2022-12-06 01:03:23,656 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:23,656 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 3621 transitions, 94260 flow [2022-12-06 01:03:23,788 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 3621 transitions, 94260 flow [2022-12-06 01:03:23,788 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:23,802 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:23,803 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 148 [2022-12-06 01:03:23,803 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 3621 transitions, 94260 flow [2022-12-06 01:03:23,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:23,803 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:23,803 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] [2022-12-06 01:03:23,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-06 01:03:23,804 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:23,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:23,804 INFO L85 PathProgramCache]: Analyzing trace with hash 265860447, now seen corresponding path program 2 times [2022-12-06 01:03:23,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:23,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846873376] [2022-12-06 01:03:23,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:23,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:24,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:24,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846873376] [2022-12-06 01:03:24,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846873376] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:24,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:24,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-06 01:03:24,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850698545] [2022-12-06 01:03:24,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:24,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 01:03:24,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:24,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 01:03:24,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-06 01:03:24,310 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 29 [2022-12-06 01:03:24,310 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 3621 transitions, 94260 flow. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:24,310 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:24,310 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 29 [2022-12-06 01:03:24,310 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:03:33,262 INFO L130 PetriNetUnfolder]: 12309/18901 cut-off events. [2022-12-06 01:03:33,262 INFO L131 PetriNetUnfolder]: For 17416/17416 co-relation queries the response was YES. [2022-12-06 01:03:33,299 INFO L83 FinitePrefix]: Finished finitePrefix Result has 258389 conditions, 18901 events. 12309/18901 cut-off events. For 17416/17416 co-relation queries the response was YES. Maximal size of possible extension queue 1162. Compared 129259 event pairs, 0 based on Foata normal form. 0/17360 useless extension candidates. Maximal degree in co-relation 258341. Up to 16242 conditions per place. [2022-12-06 01:03:33,335 INFO L137 encePairwiseOnDemand]: 23/29 looper letters, 87 selfloop transitions, 4 changer transitions 6486/6577 dead transitions. [2022-12-06 01:03:33,335 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 6577 transitions, 184318 flow [2022-12-06 01:03:33,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-06 01:03:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-06 01:03:33,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 89 transitions. [2022-12-06 01:03:33,336 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5114942528735632 [2022-12-06 01:03:33,336 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 49 predicate places. [2022-12-06 01:03:33,337 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:03:33,337 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 6577 transitions, 184318 flow [2022-12-06 01:03:33,567 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 6577 transitions, 184318 flow [2022-12-06 01:03:33,567 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:03:33,578 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:03:33,579 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 242 [2022-12-06 01:03:33,579 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 6577 transitions, 184318 flow [2022-12-06 01:03:33,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:33,579 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:03:33,580 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] [2022-12-06 01:03:33,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-06 01:03:33,580 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-06 01:03:33,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:03:33,580 INFO L85 PathProgramCache]: Analyzing trace with hash 405540249, now seen corresponding path program 3 times [2022-12-06 01:03:33,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:03:33,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386588988] [2022-12-06 01:03:33,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:03:33,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:03:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:03:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:03:33,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:03:33,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386588988] [2022-12-06 01:03:33,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386588988] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:03:33,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:03:33,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 01:03:33,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581336755] [2022-12-06 01:03:33,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:03:33,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 01:03:33,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:03:33,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 01:03:33,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 01:03:33,695 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 29 [2022-12-06 01:03:33,695 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 6577 transitions, 184318 flow. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:03:33,695 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:03:33,695 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 29 [2022-12-06 01:03:33,696 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:04:00,836 INFO L130 PetriNetUnfolder]: 15257/23834 cut-off events. [2022-12-06 01:04:00,836 INFO L131 PetriNetUnfolder]: For 34943/34943 co-relation queries the response was YES. [2022-12-06 01:04:00,894 INFO L83 FinitePrefix]: Finished finitePrefix Result has 349031 conditions, 23834 events. 15257/23834 cut-off events. For 34943/34943 co-relation queries the response was YES. Maximal size of possible extension queue 1621. Compared 175220 event pairs, 0 based on Foata normal form. 0/21878 useless extension candidates. Maximal degree in co-relation 348980. Up to 21012 conditions per place. [2022-12-06 01:04:00,937 INFO L137 encePairwiseOnDemand]: 26/29 looper letters, 0 selfloop transitions, 0 changer transitions 8636/8636 dead transitions. [2022-12-06 01:04:00,937 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 8636 transitions, 259212 flow [2022-12-06 01:04:00,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 01:04:00,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 01:04:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 47 transitions. [2022-12-06 01:04:00,938 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5402298850574713 [2022-12-06 01:04:00,939 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, 50 predicate places. [2022-12-06 01:04:00,939 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:04:00,939 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 8636 transitions, 259212 flow [2022-12-06 01:04:01,242 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 8636 transitions, 259212 flow [2022-12-06 01:04:01,243 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:04:01,259 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:04:01,260 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 321 [2022-12-06 01:04:01,260 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 8636 transitions, 259212 flow [2022-12-06 01:04:01,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:04:01,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-12-06 01:04:01,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-12-06 01:04:01,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-12-06 01:04:01,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-12-06 01:04:01,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-12-06 01:04:01,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-12-06 01:04:01,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-12-06 01:04:01,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-06 01:04:01,267 INFO L458 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:04:01,271 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 01:04:01,271 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 01:04:01,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 01:04:01 BasicIcfg [2022-12-06 01:04:01,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 01:04:01,274 INFO L158 Benchmark]: Toolchain (without parser) took 65630.17ms. Allocated memory was 189.8MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 153.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2022-12-06 01:04:01,274 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 189.8MB. Free memory is still 166.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 01:04:01,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.90ms. Allocated memory is still 189.8MB. Free memory was 153.1MB in the beginning and 125.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-12-06 01:04:01,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.89ms. Allocated memory is still 189.8MB. Free memory was 125.3MB in the beginning and 123.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 01:04:01,275 INFO L158 Benchmark]: Boogie Preprocessor took 39.76ms. Allocated memory is still 189.8MB. Free memory was 123.2MB in the beginning and 121.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 01:04:01,275 INFO L158 Benchmark]: RCFGBuilder took 637.55ms. Allocated memory is still 189.8MB. Free memory was 121.1MB in the beginning and 88.1MB in the end (delta: 33.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2022-12-06 01:04:01,275 INFO L158 Benchmark]: TraceAbstraction took 64389.28ms. Allocated memory was 189.8MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 87.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-12-06 01:04:01,276 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 189.8MB. Free memory is still 166.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 488.90ms. Allocated memory is still 189.8MB. Free memory was 153.1MB in the beginning and 125.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 69.89ms. Allocated memory is still 189.8MB. Free memory was 125.3MB in the beginning and 123.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.76ms. Allocated memory is still 189.8MB. Free memory was 123.2MB in the beginning and 121.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 637.55ms. Allocated memory is still 189.8MB. Free memory was 121.1MB in the beginning and 88.1MB in the end (delta: 33.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * TraceAbstraction took 64389.28ms. Allocated memory was 189.8MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 87.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.6s, 137 PlacesBefore, 45 PlacesAfterwards, 126 TransitionsBefore, 33 TransitionsAfterwards, 2986 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 43 TrivialYvCompositions, 52 ConcurrentYvCompositions, 1 ChoiceCompositions, 97 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2259, independent: 2190, independent conditional: 2190, independent unconditional: 0, dependent: 69, dependent conditional: 69, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2259, independent: 2190, independent conditional: 0, independent unconditional: 2190, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2259, independent: 2190, independent conditional: 0, independent unconditional: 2190, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2259, independent: 2190, independent conditional: 0, independent unconditional: 2190, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1825, independent: 1773, independent conditional: 0, independent unconditional: 1773, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1825, independent: 1759, independent conditional: 0, independent unconditional: 1759, dependent: 66, dependent conditional: 0, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, independent: 14, independent conditional: 0, independent unconditional: 14, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 180, dependent conditional: 0, dependent unconditional: 180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2259, independent: 417, independent conditional: 0, independent unconditional: 417, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 1825, unknown conditional: 0, unknown unconditional: 1825] , Statistics on independence cache: Total cache size (in pairs): 2947, Positive cache size: 2895, Positive conditional cache size: 0, Positive unconditional cache size: 2895, Negative cache size: 52, Negative conditional cache size: 0, Negative unconditional cache size: 52, 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: 0.9s, 45 PlacesBefore, 41 PlacesAfterwards, 46 TransitionsBefore, 42 TransitionsAfterwards, 274 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 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, 78 TransitionsBefore, 78 TransitionsAfterwards, 0 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, 46 PlacesBefore, 46 PlacesAfterwards, 126 TransitionsBefore, 126 TransitionsAfterwards, 0 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, 49 PlacesBefore, 49 PlacesAfterwards, 193 TransitionsBefore, 193 TransitionsAfterwards, 0 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, 52 PlacesBefore, 52 PlacesAfterwards, 265 TransitionsBefore, 265 TransitionsAfterwards, 0 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, 55 PlacesBefore, 55 PlacesAfterwards, 395 TransitionsBefore, 395 TransitionsAfterwards, 0 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, 59 PlacesBefore, 59 PlacesAfterwards, 943 TransitionsBefore, 943 TransitionsAfterwards, 0 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, 65 PlacesBefore, 65 PlacesAfterwards, 1365 TransitionsBefore, 1365 TransitionsAfterwards, 0 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, 73 PlacesBefore, 73 PlacesAfterwards, 1529 TransitionsBefore, 1529 TransitionsAfterwards, 0 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, 76 PlacesBefore, 76 PlacesAfterwards, 2617 TransitionsBefore, 2617 TransitionsAfterwards, 0 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, 86 PlacesBefore, 86 PlacesAfterwards, 2636 TransitionsBefore, 2636 TransitionsAfterwards, 0 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, 89 PlacesBefore, 89 PlacesAfterwards, 3621 TransitionsBefore, 3621 TransitionsAfterwards, 0 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, 94 PlacesBefore, 94 PlacesAfterwards, 6577 TransitionsBefore, 6577 TransitionsAfterwards, 0 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, 95 PlacesBefore, 95 PlacesAfterwards, 8636 TransitionsBefore, 8636 TransitionsAfterwards, 0 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 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 166 locations, 7 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: 64.3s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 55.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 684 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 684 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1593 IncrementalHoareTripleChecker+Invalid, 1684 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 6 mSDtfsCounter, 1593 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259212occurred in iteration=14, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 209 ConstructedInterpolants, 0 QuantifiedInterpolants, 1098 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-06 01:04:01,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...