/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/mix034_pso.opt_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 01:05:35,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 01:05:35,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 01:05:35,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 01:05:35,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 01:05:35,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 01:05:35,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 01:05:35,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 01:05:35,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 01:05:35,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 01:05:35,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 01:05:35,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 01:05:35,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 01:05:35,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 01:05:35,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 01:05:35,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 01:05:35,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 01:05:35,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 01:05:35,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 01:05:35,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 01:05:35,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 01:05:35,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 01:05:35,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 01:05:35,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 01:05:36,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 01:05:36,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 01:05:36,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 01:05:36,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 01:05:36,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 01:05:36,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 01:05:36,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 01:05:36,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 01:05:36,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 01:05:36,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 01:05:36,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 01:05:36,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 01:05:36,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 01:05:36,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 01:05:36,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 01:05:36,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 01:05:36,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 01:05:36,009 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 01:05:36,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 01:05:36,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 01:05:36,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 01:05:36,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 01:05:36,045 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 01:05:36,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 01:05:36,045 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 01:05:36,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 01:05:36,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 01:05:36,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 01:05:36,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 01:05:36,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 01:05:36,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 01:05:36,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:05:36,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 01:05:36,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 01:05:36,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 01:05:36,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 01:05:36,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 01:05:36,047 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 01:05:36,048 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 01:05:36,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 01:05:36,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 01:05:36,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 01:05:36,332 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 01:05:36,333 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 01:05:36,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.i [2022-12-06 01:05:37,296 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 01:05:37,486 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 01:05:37,486 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.i [2022-12-06 01:05:37,497 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/213ce1c60/48e65a0a76d94ef4b20033f0f4b43bb1/FLAG8354606c0 [2022-12-06 01:05:37,510 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/213ce1c60/48e65a0a76d94ef4b20033f0f4b43bb1 [2022-12-06 01:05:37,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 01:05:37,512 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 01:05:37,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 01:05:37,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 01:05:37,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 01:05:37,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:37,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f5eb31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37, skipping insertion in model container [2022-12-06 01:05:37,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:37,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 01:05:37,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 01:05:37,696 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/mix034_pso.opt_tso.opt.i[999,1012] [2022-12-06 01:05:37,835 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,835 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,851 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,851 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,852 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,852 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,852 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,879 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,879 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:05:37,888 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 01:05:37,898 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/mix034_pso.opt_tso.opt.i[999,1012] [2022-12-06 01:05:37,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,915 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,915 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,924 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,926 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,926 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,927 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,927 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,927 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,929 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,929 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,929 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,930 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,930 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:05:37,931 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:05:37,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:05:37,971 INFO L208 MainTranslator]: Completed translation [2022-12-06 01:05:37,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37 WrapperNode [2022-12-06 01:05:37,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 01:05:37,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 01:05:37,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 01:05:37,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 01:05:37,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,030 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 121 [2022-12-06 01:05:38,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 01:05:38,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 01:05:38,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 01:05:38,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 01:05:38,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,059 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 01:05:38,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 01:05:38,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 01:05:38,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 01:05:38,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (1/1) ... [2022-12-06 01:05:38,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:05:38,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 01:05:38,101 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 01:05:38,120 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 01:05:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 01:05:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 01:05:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 01:05:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 01:05:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 01:05:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-06 01:05:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-06 01:05:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-06 01:05:38,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-06 01:05:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 01:05:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 01:05:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 01:05:38,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 01:05:38,136 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 01:05:38,259 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 01:05:38,261 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 01:05:38,457 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 01:05:38,556 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 01:05:38,556 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-06 01:05:38,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:05:38 BoogieIcfgContainer [2022-12-06 01:05:38,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 01:05:38,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 01:05:38,560 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 01:05:38,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 01:05:38,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 01:05:37" (1/3) ... [2022-12-06 01:05:38,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40114ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:05:38, skipping insertion in model container [2022-12-06 01:05:38,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:37" (2/3) ... [2022-12-06 01:05:38,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40114ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:05:38, skipping insertion in model container [2022-12-06 01:05:38,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:05:38" (3/3) ... [2022-12-06 01:05:38,563 INFO L112 eAbstractionObserver]: Analyzing ICFG mix034_pso.opt_tso.opt.i [2022-12-06 01:05:38,579 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 01:05:38,579 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 01:05:38,579 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 01:05:38,621 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-06 01:05:38,651 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 96 places, 91 transitions, 192 flow [2022-12-06 01:05:38,695 INFO L130 PetriNetUnfolder]: 2/89 cut-off events. [2022-12-06 01:05:38,696 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:05:38,700 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 43 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 52. Up to 2 conditions per place. [2022-12-06 01:05:38,700 INFO L82 GeneralOperation]: Start removeDead. Operand has 96 places, 91 transitions, 192 flow [2022-12-06 01:05:38,704 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 94 places, 89 transitions, 184 flow [2022-12-06 01:05:38,706 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:38,722 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 89 transitions, 184 flow [2022-12-06 01:05:38,727 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 94 places, 89 transitions, 184 flow [2022-12-06 01:05:38,753 INFO L130 PetriNetUnfolder]: 2/89 cut-off events. [2022-12-06 01:05:38,753 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:05:38,754 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 43 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 52. Up to 2 conditions per place. [2022-12-06 01:05:38,756 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 89 transitions, 184 flow [2022-12-06 01:05:38,756 INFO L188 LiptonReduction]: Number of co-enabled transitions 1068 [2022-12-06 01:05:42,070 INFO L203 LiptonReduction]: Total number of compositions: 72 [2022-12-06 01:05:42,081 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 01:05:42,085 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;@385c261f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 01:05:42,085 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 01:05:42,088 INFO L130 PetriNetUnfolder]: 0/7 cut-off events. [2022-12-06 01:05:42,088 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:05:42,088 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:05:42,089 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-06 01:05:42,089 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:05:42,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:05:42,093 INFO L85 PathProgramCache]: Analyzing trace with hash 384908072, now seen corresponding path program 1 times [2022-12-06 01:05:42,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:05:42,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102339518] [2022-12-06 01:05:42,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:05:42,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:05:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:05:42,431 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 01:05:42,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:05:42,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102339518] [2022-12-06 01:05:42,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102339518] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:05:42,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:05:42,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 01:05:42,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218289633] [2022-12-06 01:05:42,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:05:42,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 01:05:42,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:05:42,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 01:05:42,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 01:05:42,462 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 20 [2022-12-06 01:05:42,464 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 20 transitions, 46 flow. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 01:05:42,466 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:05:42,466 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 20 [2022-12-06 01:05:42,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:05:42,568 INFO L130 PetriNetUnfolder]: 173/326 cut-off events. [2022-12-06 01:05:42,568 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 01:05:42,569 INFO L83 FinitePrefix]: Finished finitePrefix Result has 642 conditions, 326 events. 173/326 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1285 event pairs, 21 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 632. Up to 249 conditions per place. [2022-12-06 01:05:42,570 INFO L137 encePairwiseOnDemand]: 15/20 looper letters, 18 selfloop transitions, 2 changer transitions 4/25 dead transitions. [2022-12-06 01:05:42,570 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 26 places, 25 transitions, 104 flow [2022-12-06 01:05:42,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 01:05:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 01:05:42,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 32 transitions. [2022-12-06 01:05:42,578 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5333333333333333 [2022-12-06 01:05:42,580 INFO L294 CegarLoopForPetriNet]: 26 programPoint places, 0 predicate places. [2022-12-06 01:05:42,581 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:42,581 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 25 transitions, 104 flow [2022-12-06 01:05:42,595 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 25 transitions, 104 flow [2022-12-06 01:05:42,595 INFO L188 LiptonReduction]: Number of co-enabled transitions 16 [2022-12-06 01:05:42,716 INFO L203 LiptonReduction]: Total number of compositions: 1 [2022-12-06 01:05:42,718 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 138 [2022-12-06 01:05:42,718 INFO L495 AbstractCegarLoop]: Abstraction has has 25 places, 24 transitions, 102 flow [2022-12-06 01:05:42,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 01:05:42,718 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:05:42,718 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:05:42,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 01:05:42,721 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:05:42,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:05:42,722 INFO L85 PathProgramCache]: Analyzing trace with hash 529482343, now seen corresponding path program 1 times [2022-12-06 01:05:42,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:05:42,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737858639] [2022-12-06 01:05:42,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:05:42,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:05:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:05:42,899 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 01:05:42,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:05:42,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737858639] [2022-12-06 01:05:42,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737858639] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:05:42,900 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:05:42,900 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 01:05:42,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266745789] [2022-12-06 01:05:42,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:05:42,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 01:05:42,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:05:42,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 01:05:42,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 01:05:42,902 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 16 [2022-12-06 01:05:42,902 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 24 transitions, 102 flow. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 01:05:42,902 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:05:42,902 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 16 [2022-12-06 01:05:42,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:05:42,965 INFO L130 PetriNetUnfolder]: 159/280 cut-off events. [2022-12-06 01:05:42,966 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:05:42,968 INFO L83 FinitePrefix]: Finished finitePrefix Result has 855 conditions, 280 events. 159/280 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 959 event pairs, 26 based on Foata normal form. 0/248 useless extension candidates. Maximal degree in co-relation 842. Up to 234 conditions per place. [2022-12-06 01:05:42,970 INFO L137 encePairwiseOnDemand]: 13/16 looper letters, 22 selfloop transitions, 2 changer transitions 6/30 dead transitions. [2022-12-06 01:05:42,970 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 30 transitions, 186 flow [2022-12-06 01:05:42,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 01:05:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 01:05:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 24 transitions. [2022-12-06 01:05:42,972 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 01:05:42,973 INFO L294 CegarLoopForPetriNet]: 26 programPoint places, 1 predicate places. [2022-12-06 01:05:42,973 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:42,973 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 27 places, 30 transitions, 186 flow [2022-12-06 01:05:42,976 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 27 places, 30 transitions, 186 flow [2022-12-06 01:05:42,976 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:05:42,977 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:05:42,979 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 6 [2022-12-06 01:05:42,979 INFO L495 AbstractCegarLoop]: Abstraction has has 27 places, 30 transitions, 186 flow [2022-12-06 01:05:42,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 01:05:42,979 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:05:42,979 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:05:42,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-06 01:05:42,980 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:05:42,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:05:42,980 INFO L85 PathProgramCache]: Analyzing trace with hash 2026391708, now seen corresponding path program 1 times [2022-12-06 01:05:42,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:05:42,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729172192] [2022-12-06 01:05:42,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:05:42,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:05:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:05:43,151 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 01:05:43,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:05:43,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729172192] [2022-12-06 01:05:43,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729172192] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:05:43,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:05:43,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 01:05:43,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919114806] [2022-12-06 01:05:43,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:05:43,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:05:43,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:05:43,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:05:43,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:05:43,156 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 16 [2022-12-06 01:05:43,156 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 30 transitions, 186 flow. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 01:05:43,156 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:05:43,156 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 16 [2022-12-06 01:05:43,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:05:43,250 INFO L130 PetriNetUnfolder]: 98/197 cut-off events. [2022-12-06 01:05:43,251 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:05:43,252 INFO L83 FinitePrefix]: Finished finitePrefix Result has 804 conditions, 197 events. 98/197 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 654 event pairs, 8 based on Foata normal form. 20/191 useless extension candidates. Maximal degree in co-relation 788. Up to 163 conditions per place. [2022-12-06 01:05:43,253 INFO L137 encePairwiseOnDemand]: 10/16 looper letters, 28 selfloop transitions, 5 changer transitions 32/65 dead transitions. [2022-12-06 01:05:43,253 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 65 transitions, 529 flow [2022-12-06 01:05:43,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-06 01:05:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-06 01:05:43,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 43 transitions. [2022-12-06 01:05:43,255 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5375 [2022-12-06 01:05:43,255 INFO L294 CegarLoopForPetriNet]: 26 programPoint places, 5 predicate places. [2022-12-06 01:05:43,256 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:43,256 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 65 transitions, 529 flow [2022-12-06 01:05:43,258 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 65 transitions, 529 flow [2022-12-06 01:05:43,258 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:05:43,260 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:05:43,260 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 4 [2022-12-06 01:05:43,260 INFO L495 AbstractCegarLoop]: Abstraction has has 31 places, 65 transitions, 529 flow [2022-12-06 01:05:43,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 01:05:43,261 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:05:43,261 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:05:43,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-06 01:05:43,261 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:05:43,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:05:43,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1839967576, now seen corresponding path program 1 times [2022-12-06 01:05:43,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:05:43,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262527252] [2022-12-06 01:05:43,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:05:43,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:05:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:05:43,422 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 01:05:43,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:05:43,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262527252] [2022-12-06 01:05:43,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262527252] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:05:43,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:05:43,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-06 01:05:43,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5461818] [2022-12-06 01:05:43,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:05:43,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-06 01:05:43,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:05:43,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-06 01:05:43,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-06 01:05:43,428 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 16 [2022-12-06 01:05:43,428 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 65 transitions, 529 flow. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 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 01:05:43,428 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:05:43,428 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 16 [2022-12-06 01:05:43,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:05:43,525 INFO L130 PetriNetUnfolder]: 78/159 cut-off events. [2022-12-06 01:05:43,525 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 01:05:43,525 INFO L83 FinitePrefix]: Finished finitePrefix Result has 812 conditions, 159 events. 78/159 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 497 event pairs, 4 based on Foata normal form. 8/146 useless extension candidates. Maximal degree in co-relation 793. Up to 127 conditions per place. [2022-12-06 01:05:43,526 INFO L137 encePairwiseOnDemand]: 10/16 looper letters, 22 selfloop transitions, 7 changer transitions 41/70 dead transitions. [2022-12-06 01:05:43,526 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 70 transitions, 709 flow [2022-12-06 01:05:43,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-06 01:05:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-12-06 01:05:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 45 transitions. [2022-12-06 01:05:43,528 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.4017857142857143 [2022-12-06 01:05:43,530 INFO L294 CegarLoopForPetriNet]: 26 programPoint places, 11 predicate places. [2022-12-06 01:05:43,530 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:43,531 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 70 transitions, 709 flow [2022-12-06 01:05:43,533 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 70 transitions, 709 flow [2022-12-06 01:05:43,533 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:05:43,920 INFO L203 LiptonReduction]: Total number of compositions: 1 [2022-12-06 01:05:43,921 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 391 [2022-12-06 01:05:43,921 INFO L495 AbstractCegarLoop]: Abstraction has has 36 places, 69 transitions, 699 flow [2022-12-06 01:05:43,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 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 01:05:43,921 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:05:43,921 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:05:43,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-06 01:05:43,921 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:05:43,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:05:43,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1455248547, now seen corresponding path program 1 times [2022-12-06 01:05:43,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:05:43,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633544391] [2022-12-06 01:05:43,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:05:43,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:05:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:05:44,158 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 01:05:44,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:05:44,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633544391] [2022-12-06 01:05:44,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633544391] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:05:44,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:05:44,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 01:05:44,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794798923] [2022-12-06 01:05:44,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:05:44,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:05:44,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:05:44,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:05:44,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:05:44,161 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 15 [2022-12-06 01:05:44,162 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 69 transitions, 699 flow. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 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 01:05:44,162 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:05:44,162 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 15 [2022-12-06 01:05:44,162 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:05:44,229 INFO L130 PetriNetUnfolder]: 92/195 cut-off events. [2022-12-06 01:05:44,229 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:05:44,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1188 conditions, 195 events. 92/195 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 706 event pairs, 0 based on Foata normal form. 0/168 useless extension candidates. Maximal degree in co-relation 1166. Up to 163 conditions per place. [2022-12-06 01:05:44,230 INFO L137 encePairwiseOnDemand]: 8/15 looper letters, 18 selfloop transitions, 10 changer transitions 91/119 dead transitions. [2022-12-06 01:05:44,230 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 119 transitions, 1443 flow [2022-12-06 01:05:44,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-06 01:05:44,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-06 01:05:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-12-06 01:05:44,232 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.49333333333333335 [2022-12-06 01:05:44,233 INFO L294 CegarLoopForPetriNet]: 26 programPoint places, 14 predicate places. [2022-12-06 01:05:44,233 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:44,234 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 119 transitions, 1443 flow [2022-12-06 01:05:44,237 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 119 transitions, 1443 flow [2022-12-06 01:05:44,237 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:05:44,237 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:05:44,239 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 6 [2022-12-06 01:05:44,239 INFO L495 AbstractCegarLoop]: Abstraction has has 40 places, 119 transitions, 1443 flow [2022-12-06 01:05:44,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 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 01:05:44,239 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:05:44,239 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:05:44,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-06 01:05:44,240 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:05:44,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:05:44,240 INFO L85 PathProgramCache]: Analyzing trace with hash 963704087, now seen corresponding path program 2 times [2022-12-06 01:05:44,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:05:44,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520401359] [2022-12-06 01:05:44,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:05:44,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:05:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:05:44,404 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 01:05:44,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:05:44,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520401359] [2022-12-06 01:05:44,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520401359] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:05:44,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:05:44,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 01:05:44,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959325648] [2022-12-06 01:05:44,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:05:44,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-06 01:05:44,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:05:44,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-06 01:05:44,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-06 01:05:44,406 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 15 [2022-12-06 01:05:44,406 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 119 transitions, 1443 flow. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 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 01:05:44,406 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:05:44,406 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 15 [2022-12-06 01:05:44,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:05:44,490 INFO L130 PetriNetUnfolder]: 98/218 cut-off events. [2022-12-06 01:05:44,490 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:05:44,490 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1545 conditions, 218 events. 98/218 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 866 event pairs, 0 based on Foata normal form. 0/187 useless extension candidates. Maximal degree in co-relation 1520. Up to 186 conditions per place. [2022-12-06 01:05:44,491 INFO L137 encePairwiseOnDemand]: 12/15 looper letters, 16 selfloop transitions, 2 changer transitions 118/136 dead transitions. [2022-12-06 01:05:44,491 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 136 transitions, 1919 flow [2022-12-06 01:05:44,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 01:05:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 01:05:44,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 30 transitions. [2022-12-06 01:05:44,492 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 01:05:44,494 INFO L294 CegarLoopForPetriNet]: 26 programPoint places, 17 predicate places. [2022-12-06 01:05:44,495 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:44,495 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 136 transitions, 1919 flow [2022-12-06 01:05:44,499 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 136 transitions, 1919 flow [2022-12-06 01:05:44,499 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:05:44,499 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:05:44,500 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 6 [2022-12-06 01:05:44,500 INFO L495 AbstractCegarLoop]: Abstraction has has 43 places, 136 transitions, 1919 flow [2022-12-06 01:05:44,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 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 01:05:44,500 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:05:44,500 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:05:44,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-06 01:05:44,500 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:05:44,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:05:44,504 INFO L85 PathProgramCache]: Analyzing trace with hash -45982349, now seen corresponding path program 3 times [2022-12-06 01:05:44,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:05:44,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832156249] [2022-12-06 01:05:44,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:05:44,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:05:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:05:44,880 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 01:05:44,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:05:44,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832156249] [2022-12-06 01:05:44,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832156249] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:05:44,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:05:44,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-06 01:05:44,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321475285] [2022-12-06 01:05:44,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:05:44,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-06 01:05:44,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:05:44,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-06 01:05:44,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-06 01:05:44,882 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 15 [2022-12-06 01:05:44,882 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 136 transitions, 1919 flow. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 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 01:05:44,882 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:05:44,882 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 15 [2022-12-06 01:05:44,882 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:05:44,981 INFO L130 PetriNetUnfolder]: 118/268 cut-off events. [2022-12-06 01:05:44,981 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:05:44,981 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2164 conditions, 268 events. 118/268 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1199 event pairs, 0 based on Foata normal form. 0/230 useless extension candidates. Maximal degree in co-relation 2136. Up to 236 conditions per place. [2022-12-06 01:05:44,982 INFO L137 encePairwiseOnDemand]: 10/15 looper letters, 0 selfloop transitions, 0 changer transitions 192/192 dead transitions. [2022-12-06 01:05:44,982 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 192 transitions, 3087 flow [2022-12-06 01:05:44,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-06 01:05:44,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-06 01:05:44,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 34 transitions. [2022-12-06 01:05:44,983 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.37777777777777777 [2022-12-06 01:05:44,984 INFO L294 CegarLoopForPetriNet]: 26 programPoint places, 21 predicate places. [2022-12-06 01:05:44,984 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:05:44,984 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 192 transitions, 3087 flow [2022-12-06 01:05:44,987 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 192 transitions, 3087 flow [2022-12-06 01:05:44,987 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:05:44,988 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 01:05:44,988 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 4 [2022-12-06 01:05:44,988 INFO L495 AbstractCegarLoop]: Abstraction has has 47 places, 192 transitions, 3087 flow [2022-12-06 01:05:44,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 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 01:05:44,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-12-06 01:05:44,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-12-06 01:05:44,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2022-12-06 01:05:44,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2022-12-06 01:05:44,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-12-06 01:05:44,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-06 01:05:44,991 INFO L458 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2022-12-06 01:05:44,994 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 01:05:44,994 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 01:05:44,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 01:05:44 BasicIcfg [2022-12-06 01:05:44,996 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 01:05:44,996 INFO L158 Benchmark]: Toolchain (without parser) took 7483.77ms. Allocated memory was 185.6MB in the beginning and 282.1MB in the end (delta: 96.5MB). Free memory was 149.6MB in the beginning and 104.2MB in the end (delta: 45.4MB). Peak memory consumption was 142.7MB. Max. memory is 8.0GB. [2022-12-06 01:05:44,996 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory is still 162.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 01:05:44,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.89ms. Allocated memory is still 185.6MB. Free memory was 149.4MB in the beginning and 124.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2022-12-06 01:05:44,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.60ms. Allocated memory is still 185.6MB. Free memory was 124.2MB in the beginning and 122.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 01:05:44,997 INFO L158 Benchmark]: Boogie Preprocessor took 30.55ms. Allocated memory is still 185.6MB. Free memory was 122.1MB in the beginning and 120.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 01:05:44,997 INFO L158 Benchmark]: RCFGBuilder took 495.54ms. Allocated memory is still 185.6MB. Free memory was 120.0MB in the beginning and 91.2MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2022-12-06 01:05:44,997 INFO L158 Benchmark]: TraceAbstraction took 6436.44ms. Allocated memory was 185.6MB in the beginning and 282.1MB in the end (delta: 96.5MB). Free memory was 90.6MB in the beginning and 104.2MB in the end (delta: -13.5MB). Peak memory consumption was 84.0MB. Max. memory is 8.0GB. [2022-12-06 01:05:44,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory is still 162.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 458.89ms. Allocated memory is still 185.6MB. Free memory was 149.4MB in the beginning and 124.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.60ms. Allocated memory is still 185.6MB. Free memory was 124.2MB in the beginning and 122.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.55ms. Allocated memory is still 185.6MB. Free memory was 122.1MB in the beginning and 120.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 495.54ms. Allocated memory is still 185.6MB. Free memory was 120.0MB in the beginning and 91.2MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * TraceAbstraction took 6436.44ms. Allocated memory was 185.6MB in the beginning and 282.1MB in the end (delta: 96.5MB). Free memory was 90.6MB in the beginning and 104.2MB in the end (delta: -13.5MB). Peak memory consumption was 84.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.3s, 94 PlacesBefore, 26 PlacesAfterwards, 89 TransitionsBefore, 20 TransitionsAfterwards, 1068 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 37 TrivialYvCompositions, 33 ConcurrentYvCompositions, 1 ChoiceCompositions, 72 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 836, independent: 792, independent conditional: 792, independent unconditional: 0, dependent: 44, dependent conditional: 44, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 836, independent: 792, independent conditional: 0, independent unconditional: 792, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 836, independent: 792, independent conditional: 0, independent unconditional: 792, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 836, independent: 792, independent conditional: 0, independent unconditional: 792, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 701, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 701, independent: 661, independent conditional: 0, independent unconditional: 661, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 40, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 836, independent: 122, independent conditional: 0, independent unconditional: 122, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 701, unknown conditional: 0, unknown unconditional: 701] , Statistics on independence cache: Total cache size (in pairs): 1088, Positive cache size: 1057, Positive conditional cache size: 0, Positive unconditional cache size: 1057, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, 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: 0.1s, 26 PlacesBefore, 25 PlacesAfterwards, 25 TransitionsBefore, 24 TransitionsAfterwards, 16 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 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, 27 PlacesBefore, 27 PlacesAfterwards, 30 TransitionsBefore, 30 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, 31 PlacesBefore, 31 PlacesAfterwards, 65 TransitionsBefore, 65 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: 0.4s, 37 PlacesBefore, 36 PlacesAfterwards, 70 TransitionsBefore, 69 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 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, 40 PlacesBefore, 40 PlacesAfterwards, 119 TransitionsBefore, 119 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, 43 PlacesBefore, 43 PlacesAfterwards, 136 TransitionsBefore, 136 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, 47 PlacesBefore, 47 PlacesAfterwards, 192 TransitionsBefore, 192 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: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: 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 5 procedures, 110 locations, 5 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: 6.3s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 108 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 108 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 385 IncrementalHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 0 mSDtfsCounter, 385 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3087occurred in iteration=7, InterpolantAutomatonStates: 33, 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, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 64 ConstructedInterpolants, 0 QuantifiedInterpolants, 254 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 01:05:45,024 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...