/usr/bin/java -Xmx16000000000 -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-NoLbe-Before.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-nzb-file-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 07:14:36,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 07:14:36,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 07:14:36,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 07:14:36,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 07:14:36,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 07:14:36,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 07:14:36,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 07:14:36,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 07:14:36,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 07:14:36,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 07:14:36,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 07:14:36,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 07:14:36,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 07:14:36,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 07:14:36,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 07:14:36,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 07:14:36,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 07:14:36,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 07:14:36,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 07:14:36,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 07:14:36,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 07:14:36,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 07:14:36,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 07:14:36,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-19 07:14:36,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-19 07:14:36,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-19 07:14:36,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-19 07:14:36,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-19 07:14:36,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-19 07:14:36,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-19 07:14:36,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-19 07:14:36,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-19 07:14:36,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-19 07:14:36,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-19 07:14:36,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-19 07:14:36,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-19 07:14:36,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-19 07:14:36,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 07:14:36,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 07:14:36,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 07:14:36,366 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-NoLbe-Before.epf [2022-01-19 07:14:36,397 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 07:14:36,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 07:14:36,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 07:14:36,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 07:14:36,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 07:14:36,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 07:14:36,399 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 07:14:36,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 07:14:36,399 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 07:14:36,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 07:14:36,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 07:14:36,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 07:14:36,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 07:14:36,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 07:14:36,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 07:14:36,401 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 07:14:36,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 07:14:36,401 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 07:14:36,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 07:14:36,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 07:14:36,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 07:14:36,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 07:14:36,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 07:14:36,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 07:14:36,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 07:14:36,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 07:14:36,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 07:14:36,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 07:14:36,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 07:14:36,403 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 07:14:36,403 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 07:14:36,403 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=BEFORE [2022-01-19 07:14:36,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 07:14:36,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 07:14:36,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 07:14:36,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 07:14:36,644 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 07:14:36,645 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 07:14:36,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-symm.wvr.c [2022-01-19 07:14:36,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874713565/00afb3df714448aca7a06306a2ae9fdf/FLAGce76598d3 [2022-01-19 07:14:37,058 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 07:14:37,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-symm.wvr.c [2022-01-19 07:14:37,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874713565/00afb3df714448aca7a06306a2ae9fdf/FLAGce76598d3 [2022-01-19 07:14:37,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874713565/00afb3df714448aca7a06306a2ae9fdf [2022-01-19 07:14:37,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 07:14:37,477 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 07:14:37,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 07:14:37,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 07:14:37,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 07:14:37,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a991da0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37, skipping insertion in model container [2022-01-19 07:14:37,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 07:14:37,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 07:14:37,698 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-symm.wvr.c[4929,4942] [2022-01-19 07:14:37,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 07:14:37,727 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 07:14:37,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-symm.wvr.c[4929,4942] [2022-01-19 07:14:37,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 07:14:37,772 INFO L208 MainTranslator]: Completed translation [2022-01-19 07:14:37,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37 WrapperNode [2022-01-19 07:14:37,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 07:14:37,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 07:14:37,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 07:14:37,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 07:14:37,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,823 INFO L137 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 21, calls inlined = 29, statements flattened = 452 [2022-01-19 07:14:37,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 07:14:37,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 07:14:37,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 07:14:37,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 07:14:37,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 07:14:37,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 07:14:37,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 07:14:37,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 07:14:37,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (1/1) ... [2022-01-19 07:14:37,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 07:14:37,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 07:14:37,916 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) [2022-01-19 07:14:37,946 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 [2022-01-19 07:14:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 07:14:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 07:14:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 07:14:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-19 07:14:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-19 07:14:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-19 07:14:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-19 07:14:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-19 07:14:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 07:14:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-19 07:14:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 07:14:37,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 07:14:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 07:14:37,978 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-19 07:14:38,064 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 07:14:38,066 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 07:14:38,670 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 07:14:38,698 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 07:14:38,698 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-01-19 07:14:38,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 07:14:38 BoogieIcfgContainer [2022-01-19 07:14:38,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 07:14:38,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 07:14:38,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 07:14:38,705 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 07:14:38,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 07:14:37" (1/3) ... [2022-01-19 07:14:38,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a48f4eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 07:14:38, skipping insertion in model container [2022-01-19 07:14:38,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 07:14:37" (2/3) ... [2022-01-19 07:14:38,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a48f4eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 07:14:38, skipping insertion in model container [2022-01-19 07:14:38,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 07:14:38" (3/3) ... [2022-01-19 07:14:38,707 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-symm.wvr.c [2022-01-19 07:14:38,711 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 07:14:38,712 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-19 07:14:38,712 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 07:14:38,776 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,785 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,786 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,786 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,786 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,786 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,786 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,786 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,786 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,787 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,787 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,787 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,788 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,788 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,788 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,788 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,788 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,788 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,789 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,789 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,789 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,789 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,789 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,789 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,789 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,792 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,792 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,792 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,792 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,792 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,792 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,793 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,793 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,793 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,793 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,793 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,793 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,794 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,794 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,794 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,794 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,794 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,795 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,795 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,795 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,795 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,796 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,796 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,796 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,796 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,796 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,798 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,798 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,798 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,798 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,798 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,798 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,803 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,803 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,803 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,803 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,803 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,803 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,804 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,804 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,804 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,804 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,804 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,804 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,804 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,805 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,805 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,805 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,805 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,805 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,805 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,806 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,806 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,806 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,806 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,806 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,806 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,807 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,807 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,807 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,807 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,808 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,809 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,809 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,809 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,809 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,809 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,809 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,809 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,810 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,810 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,810 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,810 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,810 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,810 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,810 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,811 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,812 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,813 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,814 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,814 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,814 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,814 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,814 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,814 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,814 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,815 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,815 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,815 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,819 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,820 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,820 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,820 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,820 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,820 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,820 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,821 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,821 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,821 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,821 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,821 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,825 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,826 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,826 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,826 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,826 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,831 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,831 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,831 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,831 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,831 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,832 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,832 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,832 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,832 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,832 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,832 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,833 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,833 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,833 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,833 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,833 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,833 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,833 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,834 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,834 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,834 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,834 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,834 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,834 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,835 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,835 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,835 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,836 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,837 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,838 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,838 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,838 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,838 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,838 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,838 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,839 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,840 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,840 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,840 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,840 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,840 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,840 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,840 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,843 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,859 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,873 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,874 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,875 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,875 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,875 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,879 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,880 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,881 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,886 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,887 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,900 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,901 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,902 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,903 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,904 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,910 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,911 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,915 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,928 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,930 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,931 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,932 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,933 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,934 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,934 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,934 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,934 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,934 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,937 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,939 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 07:14:38,946 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-19 07:14:38,984 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 07:14:38,991 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 07:14:38,991 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-19 07:14:39,008 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 538 places, 596 transitions, 1208 flow [2022-01-19 07:14:39,200 INFO L129 PetriNetUnfolder]: 65/594 cut-off events. [2022-01-19 07:14:39,200 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 07:14:39,218 INFO L84 FinitePrefix]: Finished finitePrefix Result has 603 conditions, 594 events. 65/594 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1760 event pairs, 0 based on Foata normal form. 0/528 useless extension candidates. Maximal degree in co-relation 413. Up to 2 conditions per place. [2022-01-19 07:14:39,218 INFO L82 GeneralOperation]: Start removeDead. Operand has 538 places, 596 transitions, 1208 flow [2022-01-19 07:14:39,235 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 527 places, 585 transitions, 1182 flow [2022-01-19 07:14:39,322 INFO L129 PetriNetUnfolder]: 57/538 cut-off events. [2022-01-19 07:14:39,322 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 07:14:39,322 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:39,323 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:39,324 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:39,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:39,330 INFO L85 PathProgramCache]: Analyzing trace with hash 957133029, now seen corresponding path program 1 times [2022-01-19 07:14:39,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:39,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654168200] [2022-01-19 07:14:39,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:39,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 07:14:39,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:39,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654168200] [2022-01-19 07:14:39,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654168200] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:39,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:39,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-19 07:14:39,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258706019] [2022-01-19 07:14:39,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:39,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-19 07:14:39,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:39,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-19 07:14:39,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-19 07:14:39,699 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 566 out of 596 [2022-01-19 07:14:39,707 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 527 places, 585 transitions, 1182 flow. Second operand has 2 states, 2 states have (on average 568.5) internal successors, (1137), 2 states have internal predecessors, (1137), 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) [2022-01-19 07:14:39,707 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:39,707 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 566 of 596 [2022-01-19 07:14:39,708 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:39,886 INFO L129 PetriNetUnfolder]: 40/560 cut-off events. [2022-01-19 07:14:39,886 INFO L130 PetriNetUnfolder]: For 9/10 co-relation queries the response was YES. [2022-01-19 07:14:39,894 INFO L84 FinitePrefix]: Finished finitePrefix Result has 574 conditions, 560 events. 40/560 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1694 event pairs, 0 based on Foata normal form. 30/529 useless extension candidates. Maximal degree in co-relation 396. Up to 5 conditions per place. [2022-01-19 07:14:39,899 INFO L132 encePairwiseOnDemand]: 571/596 looper letters, 4 selfloop transitions, 0 changer transitions 5/560 dead transitions. [2022-01-19 07:14:39,899 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 528 places, 560 transitions, 1140 flow [2022-01-19 07:14:39,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-19 07:14:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-01-19 07:14:39,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1161 transitions. [2022-01-19 07:14:39,918 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9739932885906041 [2022-01-19 07:14:39,919 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1161 transitions. [2022-01-19 07:14:39,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1161 transitions. [2022-01-19 07:14:39,925 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:39,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1161 transitions. [2022-01-19 07:14:39,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 580.5) internal successors, (1161), 2 states have internal predecessors, (1161), 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) [2022-01-19 07:14:39,948 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 596.0) internal successors, (1788), 3 states have internal predecessors, (1788), 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) [2022-01-19 07:14:39,949 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 596.0) internal successors, (1788), 3 states have internal predecessors, (1788), 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) [2022-01-19 07:14:39,951 INFO L186 Difference]: Start difference. First operand has 527 places, 585 transitions, 1182 flow. Second operand 2 states and 1161 transitions. [2022-01-19 07:14:39,952 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 528 places, 560 transitions, 1140 flow [2022-01-19 07:14:39,960 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 524 places, 560 transitions, 1132 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-01-19 07:14:39,973 INFO L242 Difference]: Finished difference. Result has 524 places, 555 transitions, 1114 flow [2022-01-19 07:14:39,976 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1124, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=560, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=560, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1114, PETRI_PLACES=524, PETRI_TRANSITIONS=555} [2022-01-19 07:14:39,980 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, -3 predicate places. [2022-01-19 07:14:39,981 INFO L470 AbstractCegarLoop]: Abstraction has has 524 places, 555 transitions, 1114 flow [2022-01-19 07:14:39,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 568.5) internal successors, (1137), 2 states have internal predecessors, (1137), 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) [2022-01-19 07:14:39,982 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:39,982 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:39,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 07:14:39,983 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:39,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:39,983 INFO L85 PathProgramCache]: Analyzing trace with hash 473457702, now seen corresponding path program 1 times [2022-01-19 07:14:39,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:39,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38778184] [2022-01-19 07:14:39,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:39,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:40,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 07:14:40,172 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:40,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38778184] [2022-01-19 07:14:40,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38778184] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:40,172 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:40,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:40,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497683964] [2022-01-19 07:14:40,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:40,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:40,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:40,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:40,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:40,180 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 552 out of 596 [2022-01-19 07:14:40,182 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 524 places, 555 transitions, 1114 flow. Second operand has 3 states, 3 states have (on average 555.3333333333334) internal successors, (1666), 3 states have internal predecessors, (1666), 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) [2022-01-19 07:14:40,182 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:40,182 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 552 of 596 [2022-01-19 07:14:40,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:40,662 INFO L129 PetriNetUnfolder]: 177/1911 cut-off events. [2022-01-19 07:14:40,662 INFO L130 PetriNetUnfolder]: For 19/21 co-relation queries the response was YES. [2022-01-19 07:14:40,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2050 conditions, 1911 events. 177/1911 cut-off events. For 19/21 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 14008 event pairs, 36 based on Foata normal form. 1/1696 useless extension candidates. Maximal degree in co-relation 2047. Up to 87 conditions per place. [2022-01-19 07:14:40,680 INFO L132 encePairwiseOnDemand]: 590/596 looper letters, 27 selfloop transitions, 4 changer transitions 0/568 dead transitions. [2022-01-19 07:14:40,680 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 521 places, 568 transitions, 1205 flow [2022-01-19 07:14:40,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1689 transitions. [2022-01-19 07:14:40,684 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9446308724832215 [2022-01-19 07:14:40,684 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1689 transitions. [2022-01-19 07:14:40,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1689 transitions. [2022-01-19 07:14:40,685 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:40,685 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1689 transitions. [2022-01-19 07:14:40,688 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 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) [2022-01-19 07:14:40,691 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:40,692 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:40,693 INFO L186 Difference]: Start difference. First operand has 524 places, 555 transitions, 1114 flow. Second operand 3 states and 1689 transitions. [2022-01-19 07:14:40,693 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 521 places, 568 transitions, 1205 flow [2022-01-19 07:14:40,696 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 521 places, 568 transitions, 1205 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-01-19 07:14:40,703 INFO L242 Difference]: Finished difference. Result has 523 places, 557 transitions, 1142 flow [2022-01-19 07:14:40,703 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1114, PETRI_DIFFERENCE_MINUEND_PLACES=519, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=555, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=551, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1142, PETRI_PLACES=523, PETRI_TRANSITIONS=557} [2022-01-19 07:14:40,704 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, -4 predicate places. [2022-01-19 07:14:40,704 INFO L470 AbstractCegarLoop]: Abstraction has has 523 places, 557 transitions, 1142 flow [2022-01-19 07:14:40,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 555.3333333333334) internal successors, (1666), 3 states have internal predecessors, (1666), 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) [2022-01-19 07:14:40,706 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:40,706 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:40,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-19 07:14:40,706 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:40,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:40,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1593023258, now seen corresponding path program 2 times [2022-01-19 07:14:40,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:40,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411069629] [2022-01-19 07:14:40,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:40,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:40,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 07:14:40,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:40,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411069629] [2022-01-19 07:14:40,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411069629] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:40,810 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:40,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:40,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001028525] [2022-01-19 07:14:40,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:40,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:40,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:40,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:40,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:40,815 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 552 out of 596 [2022-01-19 07:14:40,817 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 523 places, 557 transitions, 1142 flow. Second operand has 3 states, 3 states have (on average 555.3333333333334) internal successors, (1666), 3 states have internal predecessors, (1666), 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) [2022-01-19 07:14:40,817 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:40,817 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 552 of 596 [2022-01-19 07:14:40,817 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:41,195 INFO L129 PetriNetUnfolder]: 168/1861 cut-off events. [2022-01-19 07:14:41,195 INFO L130 PetriNetUnfolder]: For 77/82 co-relation queries the response was YES. [2022-01-19 07:14:41,208 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2058 conditions, 1861 events. 168/1861 cut-off events. For 77/82 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 13758 event pairs, 39 based on Foata normal form. 4/1689 useless extension candidates. Maximal degree in co-relation 2053. Up to 100 conditions per place. [2022-01-19 07:14:41,215 INFO L132 encePairwiseOnDemand]: 590/596 looper letters, 29 selfloop transitions, 4 changer transitions 0/570 dead transitions. [2022-01-19 07:14:41,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 525 places, 570 transitions, 1241 flow [2022-01-19 07:14:41,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:41,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1689 transitions. [2022-01-19 07:14:41,220 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9446308724832215 [2022-01-19 07:14:41,220 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1689 transitions. [2022-01-19 07:14:41,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1689 transitions. [2022-01-19 07:14:41,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:41,221 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1689 transitions. [2022-01-19 07:14:41,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 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) [2022-01-19 07:14:41,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:41,228 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:41,228 INFO L186 Difference]: Start difference. First operand has 523 places, 557 transitions, 1142 flow. Second operand 3 states and 1689 transitions. [2022-01-19 07:14:41,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 525 places, 570 transitions, 1241 flow [2022-01-19 07:14:41,234 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 523 places, 570 transitions, 1233 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-01-19 07:14:41,240 INFO L242 Difference]: Finished difference. Result has 525 places, 559 transitions, 1166 flow [2022-01-19 07:14:41,241 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1134, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=553, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1166, PETRI_PLACES=525, PETRI_TRANSITIONS=559} [2022-01-19 07:14:41,243 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, -2 predicate places. [2022-01-19 07:14:41,243 INFO L470 AbstractCegarLoop]: Abstraction has has 525 places, 559 transitions, 1166 flow [2022-01-19 07:14:41,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 555.3333333333334) internal successors, (1666), 3 states have internal predecessors, (1666), 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) [2022-01-19 07:14:41,245 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:41,245 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:41,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-19 07:14:41,245 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:41,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:41,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1976754200, now seen corresponding path program 1 times [2022-01-19 07:14:41,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:41,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077938115] [2022-01-19 07:14:41,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:41,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:41,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 07:14:41,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:41,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077938115] [2022-01-19 07:14:41,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077938115] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:41,359 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:41,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:41,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022463694] [2022-01-19 07:14:41,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:41,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:41,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:41,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:41,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:41,367 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 544 out of 596 [2022-01-19 07:14:41,370 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 525 places, 559 transitions, 1166 flow. Second operand has 5 states, 5 states have (on average 547.6) internal successors, (2738), 5 states have internal predecessors, (2738), 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) [2022-01-19 07:14:41,370 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:41,371 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 544 of 596 [2022-01-19 07:14:41,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:41,551 INFO L129 PetriNetUnfolder]: 50/678 cut-off events. [2022-01-19 07:14:41,551 INFO L130 PetriNetUnfolder]: For 23/39 co-relation queries the response was YES. [2022-01-19 07:14:41,558 INFO L84 FinitePrefix]: Finished finitePrefix Result has 750 conditions, 678 events. 50/678 cut-off events. For 23/39 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2596 event pairs, 0 based on Foata normal form. 0/615 useless extension candidates. Maximal degree in co-relation 744. Up to 31 conditions per place. [2022-01-19 07:14:41,561 INFO L132 encePairwiseOnDemand]: 586/596 looper letters, 26 selfloop transitions, 8 changer transitions 0/567 dead transitions. [2022-01-19 07:14:41,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 529 places, 567 transitions, 1250 flow [2022-01-19 07:14:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-19 07:14:41,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-01-19 07:14:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2756 transitions. [2022-01-19 07:14:41,566 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9248322147651007 [2022-01-19 07:14:41,566 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2756 transitions. [2022-01-19 07:14:41,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2756 transitions. [2022-01-19 07:14:41,568 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:41,568 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2756 transitions. [2022-01-19 07:14:41,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 551.2) internal successors, (2756), 5 states have internal predecessors, (2756), 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) [2022-01-19 07:14:41,577 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 596.0) internal successors, (3576), 6 states have internal predecessors, (3576), 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) [2022-01-19 07:14:41,579 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 596.0) internal successors, (3576), 6 states have internal predecessors, (3576), 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) [2022-01-19 07:14:41,579 INFO L186 Difference]: Start difference. First operand has 525 places, 559 transitions, 1166 flow. Second operand 5 states and 2756 transitions. [2022-01-19 07:14:41,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 529 places, 567 transitions, 1250 flow [2022-01-19 07:14:41,583 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 527 places, 567 transitions, 1242 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-01-19 07:14:41,589 INFO L242 Difference]: Finished difference. Result has 528 places, 561 transitions, 1190 flow [2022-01-19 07:14:41,590 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1158, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=559, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=551, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1190, PETRI_PLACES=528, PETRI_TRANSITIONS=561} [2022-01-19 07:14:41,590 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1 predicate places. [2022-01-19 07:14:41,590 INFO L470 AbstractCegarLoop]: Abstraction has has 528 places, 561 transitions, 1190 flow [2022-01-19 07:14:41,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 547.6) internal successors, (2738), 5 states have internal predecessors, (2738), 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) [2022-01-19 07:14:41,592 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:41,592 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:41,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-19 07:14:41,593 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:41,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:41,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1612412822, now seen corresponding path program 1 times [2022-01-19 07:14:41,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:41,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566848520] [2022-01-19 07:14:41,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:41,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-19 07:14:41,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:41,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566848520] [2022-01-19 07:14:41,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566848520] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 07:14:41,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629329938] [2022-01-19 07:14:41,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:41,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 07:14:41,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 07:14:41,703 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 07:14:41,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-19 07:14:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:41,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-19 07:14:41,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 07:14:42,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-19 07:14:42,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 07:14:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-19 07:14:42,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629329938] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 07:14:42,525 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-19 07:14:42,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2022-01-19 07:14:42,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850021479] [2022-01-19 07:14:42,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-19 07:14:42,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-01-19 07:14:42,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:42,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-01-19 07:14:42,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2022-01-19 07:14:42,536 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 542 out of 596 [2022-01-19 07:14:42,544 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 561 transitions, 1190 flow. Second operand has 15 states, 15 states have (on average 545.1333333333333) internal successors, (8177), 15 states have internal predecessors, (8177), 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) [2022-01-19 07:14:42,545 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:42,545 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 542 of 596 [2022-01-19 07:14:42,545 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:42,824 INFO L129 PetriNetUnfolder]: 50/694 cut-off events. [2022-01-19 07:14:42,824 INFO L130 PetriNetUnfolder]: For 23/39 co-relation queries the response was YES. [2022-01-19 07:14:42,832 INFO L84 FinitePrefix]: Finished finitePrefix Result has 795 conditions, 694 events. 50/694 cut-off events. For 23/39 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2562 event pairs, 0 based on Foata normal form. 4/637 useless extension candidates. Maximal degree in co-relation 788. Up to 25 conditions per place. [2022-01-19 07:14:42,836 INFO L132 encePairwiseOnDemand]: 580/596 looper letters, 28 selfloop transitions, 22 changer transitions 0/581 dead transitions. [2022-01-19 07:14:42,836 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 538 places, 581 transitions, 1334 flow [2022-01-19 07:14:42,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-19 07:14:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-19 07:14:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 6016 transitions. [2022-01-19 07:14:42,848 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9176327028676022 [2022-01-19 07:14:42,848 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 6016 transitions. [2022-01-19 07:14:42,848 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 6016 transitions. [2022-01-19 07:14:42,851 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:42,851 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 6016 transitions. [2022-01-19 07:14:42,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 546.9090909090909) internal successors, (6016), 11 states have internal predecessors, (6016), 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) [2022-01-19 07:14:42,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 596.0) internal successors, (7152), 12 states have internal predecessors, (7152), 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) [2022-01-19 07:14:42,874 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 596.0) internal successors, (7152), 12 states have internal predecessors, (7152), 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) [2022-01-19 07:14:42,874 INFO L186 Difference]: Start difference. First operand has 528 places, 561 transitions, 1190 flow. Second operand 11 states and 6016 transitions. [2022-01-19 07:14:42,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 538 places, 581 transitions, 1334 flow [2022-01-19 07:14:42,878 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 535 places, 581 transitions, 1322 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-01-19 07:14:42,884 INFO L242 Difference]: Finished difference. Result has 538 places, 573 transitions, 1289 flow [2022-01-19 07:14:42,885 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1178, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=561, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=545, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1289, PETRI_PLACES=538, PETRI_TRANSITIONS=573} [2022-01-19 07:14:42,886 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 11 predicate places. [2022-01-19 07:14:42,886 INFO L470 AbstractCegarLoop]: Abstraction has has 538 places, 573 transitions, 1289 flow [2022-01-19 07:14:42,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 545.1333333333333) internal successors, (8177), 15 states have internal predecessors, (8177), 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) [2022-01-19 07:14:42,888 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:42,888 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:42,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-19 07:14:43,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 07:14:43,112 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:43,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:43,112 INFO L85 PathProgramCache]: Analyzing trace with hash -226902670, now seen corresponding path program 2 times [2022-01-19 07:14:43,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:43,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124332705] [2022-01-19 07:14:43,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:43,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:43,240 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-01-19 07:14:43,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:43,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124332705] [2022-01-19 07:14:43,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124332705] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 07:14:43,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295710523] [2022-01-19 07:14:43,240 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-19 07:14:43,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 07:14:43,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 07:14:43,242 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 07:14:43,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-19 07:14:43,365 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-19 07:14:43,365 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-19 07:14:43,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-19 07:14:43,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 07:14:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-01-19 07:14:43,683 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-19 07:14:43,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295710523] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:43,683 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-19 07:14:43,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2022-01-19 07:14:43,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748981356] [2022-01-19 07:14:43,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:43,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:43,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:43,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:43,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-01-19 07:14:43,692 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 545 out of 596 [2022-01-19 07:14:43,694 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 538 places, 573 transitions, 1289 flow. Second operand has 5 states, 5 states have (on average 547.4) internal successors, (2737), 5 states have internal predecessors, (2737), 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) [2022-01-19 07:14:43,694 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:43,694 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 545 of 596 [2022-01-19 07:14:43,695 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:44,017 INFO L129 PetriNetUnfolder]: 149/1715 cut-off events. [2022-01-19 07:14:44,017 INFO L130 PetriNetUnfolder]: For 31/60 co-relation queries the response was YES. [2022-01-19 07:14:44,030 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1930 conditions, 1715 events. 149/1715 cut-off events. For 31/60 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 10572 event pairs, 17 based on Foata normal form. 10/1550 useless extension candidates. Maximal degree in co-relation 1920. Up to 76 conditions per place. [2022-01-19 07:14:44,036 INFO L132 encePairwiseOnDemand]: 589/596 looper letters, 33 selfloop transitions, 5 changer transitions 0/586 dead transitions. [2022-01-19 07:14:44,036 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 544 places, 586 transitions, 1398 flow [2022-01-19 07:14:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:44,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3855 transitions. [2022-01-19 07:14:44,044 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9240172579098753 [2022-01-19 07:14:44,044 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3855 transitions. [2022-01-19 07:14:44,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3855 transitions. [2022-01-19 07:14:44,046 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:44,046 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3855 transitions. [2022-01-19 07:14:44,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 550.7142857142857) internal successors, (3855), 7 states have internal predecessors, (3855), 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) [2022-01-19 07:14:44,057 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:44,058 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:44,058 INFO L186 Difference]: Start difference. First operand has 538 places, 573 transitions, 1289 flow. Second operand 7 states and 3855 transitions. [2022-01-19 07:14:44,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 544 places, 586 transitions, 1398 flow [2022-01-19 07:14:44,063 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 541 places, 586 transitions, 1381 flow, removed 4 selfloop flow, removed 3 redundant places. [2022-01-19 07:14:44,070 INFO L242 Difference]: Finished difference. Result has 546 places, 577 transitions, 1311 flow [2022-01-19 07:14:44,071 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1272, PETRI_DIFFERENCE_MINUEND_PLACES=535, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=573, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=568, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1311, PETRI_PLACES=546, PETRI_TRANSITIONS=577} [2022-01-19 07:14:44,071 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 19 predicate places. [2022-01-19 07:14:44,071 INFO L470 AbstractCegarLoop]: Abstraction has has 546 places, 577 transitions, 1311 flow [2022-01-19 07:14:44,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 547.4) internal successors, (2737), 5 states have internal predecessors, (2737), 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) [2022-01-19 07:14:44,072 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:44,072 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:44,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-01-19 07:14:44,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-01-19 07:14:44,288 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:44,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:44,288 INFO L85 PathProgramCache]: Analyzing trace with hash 755089234, now seen corresponding path program 1 times [2022-01-19 07:14:44,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:44,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116805135] [2022-01-19 07:14:44,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:44,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:44,393 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-01-19 07:14:44,393 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:44,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116805135] [2022-01-19 07:14:44,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116805135] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 07:14:44,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978563655] [2022-01-19 07:14:44,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:44,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 07:14:44,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 07:14:44,395 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 07:14:44,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-19 07:14:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:44,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-19 07:14:44,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 07:14:44,955 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-01-19 07:14:44,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 07:14:45,297 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-01-19 07:14:45,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978563655] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 07:14:45,298 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-19 07:14:45,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2022-01-19 07:14:45,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798163287] [2022-01-19 07:14:45,298 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-19 07:14:45,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-19 07:14:45,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:45,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-19 07:14:45,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2022-01-19 07:14:45,307 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 542 out of 596 [2022-01-19 07:14:45,315 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 546 places, 577 transitions, 1311 flow. Second operand has 22 states, 22 states have (on average 545.0454545454545) internal successors, (11991), 22 states have internal predecessors, (11991), 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) [2022-01-19 07:14:45,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:45,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 542 of 596 [2022-01-19 07:14:45,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:45,710 INFO L129 PetriNetUnfolder]: 51/742 cut-off events. [2022-01-19 07:14:45,710 INFO L130 PetriNetUnfolder]: For 51/67 co-relation queries the response was YES. [2022-01-19 07:14:45,719 INFO L84 FinitePrefix]: Finished finitePrefix Result has 948 conditions, 742 events. 51/742 cut-off events. For 51/67 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2749 event pairs, 0 based on Foata normal form. 4/689 useless extension candidates. Maximal degree in co-relation 933. Up to 25 conditions per place. [2022-01-19 07:14:45,722 INFO L132 encePairwiseOnDemand]: 580/596 looper letters, 36 selfloop transitions, 34 changer transitions 0/605 dead transitions. [2022-01-19 07:14:45,723 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 605 transitions, 1563 flow [2022-01-19 07:14:45,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-19 07:14:45,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-01-19 07:14:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 9288 transitions. [2022-01-19 07:14:45,741 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9166995657323332 [2022-01-19 07:14:45,741 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 9288 transitions. [2022-01-19 07:14:45,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 9288 transitions. [2022-01-19 07:14:45,746 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:45,746 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 9288 transitions. [2022-01-19 07:14:45,762 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 546.3529411764706) internal successors, (9288), 17 states have internal predecessors, (9288), 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) [2022-01-19 07:14:45,780 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 596.0) internal successors, (10728), 18 states have internal predecessors, (10728), 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) [2022-01-19 07:14:45,782 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 596.0) internal successors, (10728), 18 states have internal predecessors, (10728), 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) [2022-01-19 07:14:45,782 INFO L186 Difference]: Start difference. First operand has 546 places, 577 transitions, 1311 flow. Second operand 17 states and 9288 transitions. [2022-01-19 07:14:45,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 605 transitions, 1563 flow [2022-01-19 07:14:45,788 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 561 places, 605 transitions, 1562 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 07:14:45,794 INFO L242 Difference]: Finished difference. Result has 564 places, 591 transitions, 1485 flow [2022-01-19 07:14:45,795 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1310, PETRI_DIFFERENCE_MINUEND_PLACES=545, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=577, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=551, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=1485, PETRI_PLACES=564, PETRI_TRANSITIONS=591} [2022-01-19 07:14:45,795 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 37 predicate places. [2022-01-19 07:14:45,796 INFO L470 AbstractCegarLoop]: Abstraction has has 564 places, 591 transitions, 1485 flow [2022-01-19 07:14:45,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 545.0454545454545) internal successors, (11991), 22 states have internal predecessors, (11991), 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) [2022-01-19 07:14:45,799 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:45,799 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:45,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-19 07:14:46,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 07:14:46,014 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:46,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:46,014 INFO L85 PathProgramCache]: Analyzing trace with hash -565416218, now seen corresponding path program 2 times [2022-01-19 07:14:46,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:46,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297519319] [2022-01-19 07:14:46,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:46,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:46,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:46,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297519319] [2022-01-19 07:14:46,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297519319] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:46,112 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:46,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:46,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6763125] [2022-01-19 07:14:46,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:46,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:46,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:46,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:46,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:46,116 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 545 out of 596 [2022-01-19 07:14:46,119 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 591 transitions, 1485 flow. Second operand has 5 states, 5 states have (on average 547.4) internal successors, (2737), 5 states have internal predecessors, (2737), 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) [2022-01-19 07:14:46,119 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:46,119 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 545 of 596 [2022-01-19 07:14:46,119 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:46,410 INFO L129 PetriNetUnfolder]: 151/1280 cut-off events. [2022-01-19 07:14:46,410 INFO L130 PetriNetUnfolder]: For 112/122 co-relation queries the response was YES. [2022-01-19 07:14:46,421 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1636 conditions, 1280 events. 151/1280 cut-off events. For 112/122 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 6500 event pairs, 37 based on Foata normal form. 0/1141 useless extension candidates. Maximal degree in co-relation 1618. Up to 140 conditions per place. [2022-01-19 07:14:46,425 INFO L132 encePairwiseOnDemand]: 589/596 looper letters, 32 selfloop transitions, 5 changer transitions 0/603 dead transitions. [2022-01-19 07:14:46,425 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 570 places, 603 transitions, 1589 flow [2022-01-19 07:14:46,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:46,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:46,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3854 transitions. [2022-01-19 07:14:46,432 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.923777564717162 [2022-01-19 07:14:46,432 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3854 transitions. [2022-01-19 07:14:46,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3854 transitions. [2022-01-19 07:14:46,435 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:46,435 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3854 transitions. [2022-01-19 07:14:46,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 550.5714285714286) internal successors, (3854), 7 states have internal predecessors, (3854), 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) [2022-01-19 07:14:46,450 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:46,451 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:46,452 INFO L186 Difference]: Start difference. First operand has 564 places, 591 transitions, 1485 flow. Second operand 7 states and 3854 transitions. [2022-01-19 07:14:46,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 570 places, 603 transitions, 1589 flow [2022-01-19 07:14:46,457 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 562 places, 603 transitions, 1544 flow, removed 8 selfloop flow, removed 8 redundant places. [2022-01-19 07:14:46,463 INFO L242 Difference]: Finished difference. Result has 567 places, 595 transitions, 1479 flow [2022-01-19 07:14:46,464 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1440, PETRI_DIFFERENCE_MINUEND_PLACES=556, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=591, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=586, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1479, PETRI_PLACES=567, PETRI_TRANSITIONS=595} [2022-01-19 07:14:46,466 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 40 predicate places. [2022-01-19 07:14:46,466 INFO L470 AbstractCegarLoop]: Abstraction has has 567 places, 595 transitions, 1479 flow [2022-01-19 07:14:46,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 547.4) internal successors, (2737), 5 states have internal predecessors, (2737), 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) [2022-01-19 07:14:46,467 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:46,468 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:46,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-19 07:14:46,468 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:46,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:46,469 INFO L85 PathProgramCache]: Analyzing trace with hash 514282158, now seen corresponding path program 1 times [2022-01-19 07:14:46,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:46,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853877340] [2022-01-19 07:14:46,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:46,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:46,598 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:46,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:46,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853877340] [2022-01-19 07:14:46,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853877340] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:46,599 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:46,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 07:14:46,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585311681] [2022-01-19 07:14:46,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:46,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 07:14:46,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:46,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 07:14:46,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-19 07:14:46,605 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 531 out of 596 [2022-01-19 07:14:46,608 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 567 places, 595 transitions, 1479 flow. Second operand has 7 states, 7 states have (on average 535.4285714285714) internal successors, (3748), 7 states have internal predecessors, (3748), 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) [2022-01-19 07:14:46,608 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:46,608 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 531 of 596 [2022-01-19 07:14:46,608 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:46,835 INFO L129 PetriNetUnfolder]: 54/846 cut-off events. [2022-01-19 07:14:46,836 INFO L130 PetriNetUnfolder]: For 71/87 co-relation queries the response was YES. [2022-01-19 07:14:46,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1197 conditions, 846 events. 54/846 cut-off events. For 71/87 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3623 event pairs, 0 based on Foata normal form. 4/801 useless extension candidates. Maximal degree in co-relation 1174. Up to 83 conditions per place. [2022-01-19 07:14:46,850 INFO L132 encePairwiseOnDemand]: 588/596 looper letters, 38 selfloop transitions, 4 changer transitions 4/607 dead transitions. [2022-01-19 07:14:46,850 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 607 transitions, 1595 flow [2022-01-19 07:14:46,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3764 transitions. [2022-01-19 07:14:46,857 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9022051773729626 [2022-01-19 07:14:46,857 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3764 transitions. [2022-01-19 07:14:46,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3764 transitions. [2022-01-19 07:14:46,859 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:46,859 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3764 transitions. [2022-01-19 07:14:46,864 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 537.7142857142857) internal successors, (3764), 7 states have internal predecessors, (3764), 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) [2022-01-19 07:14:46,870 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:46,872 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:46,872 INFO L186 Difference]: Start difference. First operand has 567 places, 595 transitions, 1479 flow. Second operand 7 states and 3764 transitions. [2022-01-19 07:14:46,872 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 607 transitions, 1595 flow [2022-01-19 07:14:46,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 572 places, 607 transitions, 1594 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 07:14:46,884 INFO L242 Difference]: Finished difference. Result has 577 places, 598 transitions, 1512 flow [2022-01-19 07:14:46,885 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1478, PETRI_DIFFERENCE_MINUEND_PLACES=566, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=595, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=591, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1512, PETRI_PLACES=577, PETRI_TRANSITIONS=598} [2022-01-19 07:14:46,886 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 50 predicate places. [2022-01-19 07:14:46,886 INFO L470 AbstractCegarLoop]: Abstraction has has 577 places, 598 transitions, 1512 flow [2022-01-19 07:14:46,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 535.4285714285714) internal successors, (3748), 7 states have internal predecessors, (3748), 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) [2022-01-19 07:14:46,887 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:46,887 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:46,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-19 07:14:46,888 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:46,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:46,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1134371698, now seen corresponding path program 1 times [2022-01-19 07:14:46,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:46,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120759557] [2022-01-19 07:14:46,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:46,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:46,995 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:46,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:46,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120759557] [2022-01-19 07:14:46,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120759557] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:46,995 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:46,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 07:14:46,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354277425] [2022-01-19 07:14:46,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:46,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 07:14:46,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:46,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 07:14:46,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-19 07:14:46,999 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 531 out of 596 [2022-01-19 07:14:47,002 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 577 places, 598 transitions, 1512 flow. Second operand has 7 states, 7 states have (on average 535.4285714285714) internal successors, (3748), 7 states have internal predecessors, (3748), 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) [2022-01-19 07:14:47,002 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:47,002 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 531 of 596 [2022-01-19 07:14:47,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:47,270 INFO L129 PetriNetUnfolder]: 56/894 cut-off events. [2022-01-19 07:14:47,271 INFO L130 PetriNetUnfolder]: For 127/143 co-relation queries the response was YES. [2022-01-19 07:14:47,282 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1387 conditions, 894 events. 56/894 cut-off events. For 127/143 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 4025 event pairs, 0 based on Foata normal form. 4/849 useless extension candidates. Maximal degree in co-relation 1359. Up to 125 conditions per place. [2022-01-19 07:14:47,286 INFO L132 encePairwiseOnDemand]: 589/596 looper letters, 42 selfloop transitions, 2 changer transitions 5/611 dead transitions. [2022-01-19 07:14:47,286 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 580 places, 611 transitions, 1650 flow [2022-01-19 07:14:47,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:47,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3765 transitions. [2022-01-19 07:14:47,293 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9024448705656759 [2022-01-19 07:14:47,293 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3765 transitions. [2022-01-19 07:14:47,293 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3765 transitions. [2022-01-19 07:14:47,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:47,295 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3765 transitions. [2022-01-19 07:14:47,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 537.8571428571429) internal successors, (3765), 7 states have internal predecessors, (3765), 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) [2022-01-19 07:14:47,306 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:47,307 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:47,307 INFO L186 Difference]: Start difference. First operand has 577 places, 598 transitions, 1512 flow. Second operand 7 states and 3765 transitions. [2022-01-19 07:14:47,307 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 580 places, 611 transitions, 1650 flow [2022-01-19 07:14:47,313 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 611 transitions, 1632 flow, removed 8 selfloop flow, removed 4 redundant places. [2022-01-19 07:14:47,320 INFO L242 Difference]: Finished difference. Result has 581 places, 599 transitions, 1526 flow [2022-01-19 07:14:47,322 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1504, PETRI_DIFFERENCE_MINUEND_PLACES=570, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=598, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=596, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1526, PETRI_PLACES=581, PETRI_TRANSITIONS=599} [2022-01-19 07:14:47,323 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 54 predicate places. [2022-01-19 07:14:47,323 INFO L470 AbstractCegarLoop]: Abstraction has has 581 places, 599 transitions, 1526 flow [2022-01-19 07:14:47,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 535.4285714285714) internal successors, (3748), 7 states have internal predecessors, (3748), 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) [2022-01-19 07:14:47,324 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:47,324 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:47,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-19 07:14:47,324 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:47,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:47,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1515986788, now seen corresponding path program 1 times [2022-01-19 07:14:47,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:47,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339149897] [2022-01-19 07:14:47,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:47,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:47,392 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:47,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:47,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339149897] [2022-01-19 07:14:47,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339149897] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:47,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:47,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-19 07:14:47,392 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978817500] [2022-01-19 07:14:47,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:47,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-19 07:14:47,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:47,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-19 07:14:47,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-19 07:14:47,395 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 548 out of 596 [2022-01-19 07:14:47,397 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 581 places, 599 transitions, 1526 flow. Second operand has 4 states, 4 states have (on average 550.75) internal successors, (2203), 4 states have internal predecessors, (2203), 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) [2022-01-19 07:14:47,397 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:47,397 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 548 of 596 [2022-01-19 07:14:47,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:47,656 INFO L129 PetriNetUnfolder]: 137/1358 cut-off events. [2022-01-19 07:14:47,656 INFO L130 PetriNetUnfolder]: For 151/163 co-relation queries the response was YES. [2022-01-19 07:14:47,669 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1886 conditions, 1358 events. 137/1358 cut-off events. For 151/163 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 7135 event pairs, 30 based on Foata normal form. 6/1238 useless extension candidates. Maximal degree in co-relation 1856. Up to 139 conditions per place. [2022-01-19 07:14:47,673 INFO L132 encePairwiseOnDemand]: 592/596 looper letters, 29 selfloop transitions, 3 changer transitions 2/606 dead transitions. [2022-01-19 07:14:47,674 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 581 places, 606 transitions, 1614 flow [2022-01-19 07:14:47,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-19 07:14:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-01-19 07:14:47,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2770 transitions. [2022-01-19 07:14:47,679 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9295302013422819 [2022-01-19 07:14:47,679 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2770 transitions. [2022-01-19 07:14:47,679 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2770 transitions. [2022-01-19 07:14:47,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:47,680 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2770 transitions. [2022-01-19 07:14:47,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 554.0) internal successors, (2770), 5 states have internal predecessors, (2770), 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) [2022-01-19 07:14:47,688 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 596.0) internal successors, (3576), 6 states have internal predecessors, (3576), 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) [2022-01-19 07:14:47,688 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 596.0) internal successors, (3576), 6 states have internal predecessors, (3576), 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) [2022-01-19 07:14:47,688 INFO L186 Difference]: Start difference. First operand has 581 places, 599 transitions, 1526 flow. Second operand 5 states and 2770 transitions. [2022-01-19 07:14:47,688 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 581 places, 606 transitions, 1614 flow [2022-01-19 07:14:47,695 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 606 transitions, 1604 flow, removed 4 selfloop flow, removed 5 redundant places. [2022-01-19 07:14:47,701 INFO L242 Difference]: Finished difference. Result has 579 places, 599 transitions, 1529 flow [2022-01-19 07:14:47,702 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1516, PETRI_DIFFERENCE_MINUEND_PLACES=572, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=599, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=596, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1529, PETRI_PLACES=579, PETRI_TRANSITIONS=599} [2022-01-19 07:14:47,702 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 52 predicate places. [2022-01-19 07:14:47,702 INFO L470 AbstractCegarLoop]: Abstraction has has 579 places, 599 transitions, 1529 flow [2022-01-19 07:14:47,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 550.75) internal successors, (2203), 4 states have internal predecessors, (2203), 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) [2022-01-19 07:14:47,703 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:47,703 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:47,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-19 07:14:47,704 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:47,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:47,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1405245386, now seen corresponding path program 1 times [2022-01-19 07:14:47,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:47,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210070456] [2022-01-19 07:14:47,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:47,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:47,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:47,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210070456] [2022-01-19 07:14:47,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210070456] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:47,776 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:47,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-19 07:14:47,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921756944] [2022-01-19 07:14:47,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:47,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-19 07:14:47,777 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:47,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-19 07:14:47,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-19 07:14:47,779 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 548 out of 596 [2022-01-19 07:14:47,780 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 579 places, 599 transitions, 1529 flow. Second operand has 4 states, 4 states have (on average 550.75) internal successors, (2203), 4 states have internal predecessors, (2203), 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) [2022-01-19 07:14:47,780 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:47,780 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 548 of 596 [2022-01-19 07:14:47,780 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:48,145 INFO L129 PetriNetUnfolder]: 136/1792 cut-off events. [2022-01-19 07:14:48,145 INFO L130 PetriNetUnfolder]: For 117/140 co-relation queries the response was YES. [2022-01-19 07:14:48,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2275 conditions, 1792 events. 136/1792 cut-off events. For 117/140 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 11181 event pairs, 14 based on Foata normal form. 8/1639 useless extension candidates. Maximal degree in co-relation 2246. Up to 69 conditions per place. [2022-01-19 07:14:48,163 INFO L132 encePairwiseOnDemand]: 592/596 looper letters, 30 selfloop transitions, 3 changer transitions 2/607 dead transitions. [2022-01-19 07:14:48,163 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 583 places, 607 transitions, 1622 flow [2022-01-19 07:14:48,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-19 07:14:48,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-01-19 07:14:48,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2771 transitions. [2022-01-19 07:14:48,169 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9298657718120805 [2022-01-19 07:14:48,169 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2771 transitions. [2022-01-19 07:14:48,169 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2771 transitions. [2022-01-19 07:14:48,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:48,170 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2771 transitions. [2022-01-19 07:14:48,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 554.2) internal successors, (2771), 5 states have internal predecessors, (2771), 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) [2022-01-19 07:14:48,177 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 596.0) internal successors, (3576), 6 states have internal predecessors, (3576), 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) [2022-01-19 07:14:48,178 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 596.0) internal successors, (3576), 6 states have internal predecessors, (3576), 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) [2022-01-19 07:14:48,178 INFO L186 Difference]: Start difference. First operand has 579 places, 599 transitions, 1529 flow. Second operand 5 states and 2771 transitions. [2022-01-19 07:14:48,178 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 583 places, 607 transitions, 1622 flow [2022-01-19 07:14:48,184 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 581 places, 607 transitions, 1613 flow, removed 2 selfloop flow, removed 2 redundant places. [2022-01-19 07:14:48,191 INFO L242 Difference]: Finished difference. Result has 584 places, 599 transitions, 1537 flow [2022-01-19 07:14:48,192 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1520, PETRI_DIFFERENCE_MINUEND_PLACES=577, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=599, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=596, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1537, PETRI_PLACES=584, PETRI_TRANSITIONS=599} [2022-01-19 07:14:48,193 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 57 predicate places. [2022-01-19 07:14:48,193 INFO L470 AbstractCegarLoop]: Abstraction has has 584 places, 599 transitions, 1537 flow [2022-01-19 07:14:48,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 550.75) internal successors, (2203), 4 states have internal predecessors, (2203), 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) [2022-01-19 07:14:48,194 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:48,194 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:48,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-19 07:14:48,194 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:48,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:48,194 INFO L85 PathProgramCache]: Analyzing trace with hash -186903562, now seen corresponding path program 1 times [2022-01-19 07:14:48,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:48,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719496578] [2022-01-19 07:14:48,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:48,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:48,260 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:48,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719496578] [2022-01-19 07:14:48,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719496578] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:48,260 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:48,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:48,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702608939] [2022-01-19 07:14:48,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:48,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:48,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:48,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:48,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:48,264 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 549 out of 596 [2022-01-19 07:14:48,265 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 584 places, 599 transitions, 1537 flow. Second operand has 3 states, 3 states have (on average 552.0) internal successors, (1656), 3 states have internal predecessors, (1656), 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) [2022-01-19 07:14:48,265 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:48,265 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 549 of 596 [2022-01-19 07:14:48,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:48,581 INFO L129 PetriNetUnfolder]: 159/1654 cut-off events. [2022-01-19 07:14:48,581 INFO L130 PetriNetUnfolder]: For 141/159 co-relation queries the response was YES. [2022-01-19 07:14:48,599 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2126 conditions, 1654 events. 159/1654 cut-off events. For 141/159 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 10239 event pairs, 36 based on Foata normal form. 0/1485 useless extension candidates. Maximal degree in co-relation 2094. Up to 111 conditions per place. [2022-01-19 07:14:48,605 INFO L132 encePairwiseOnDemand]: 591/596 looper letters, 24 selfloop transitions, 4 changer transitions 0/606 dead transitions. [2022-01-19 07:14:48,605 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 586 places, 606 transitions, 1609 flow [2022-01-19 07:14:48,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:48,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1676 transitions. [2022-01-19 07:14:48,608 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9373601789709173 [2022-01-19 07:14:48,608 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1676 transitions. [2022-01-19 07:14:48,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1676 transitions. [2022-01-19 07:14:48,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:48,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1676 transitions. [2022-01-19 07:14:48,611 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 558.6666666666666) internal successors, (1676), 3 states have internal predecessors, (1676), 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) [2022-01-19 07:14:48,613 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:48,613 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:48,613 INFO L186 Difference]: Start difference. First operand has 584 places, 599 transitions, 1537 flow. Second operand 3 states and 1676 transitions. [2022-01-19 07:14:48,613 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 586 places, 606 transitions, 1609 flow [2022-01-19 07:14:48,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 584 places, 606 transitions, 1600 flow, removed 2 selfloop flow, removed 2 redundant places. [2022-01-19 07:14:48,630 INFO L242 Difference]: Finished difference. Result has 585 places, 600 transitions, 1546 flow [2022-01-19 07:14:48,631 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1528, PETRI_DIFFERENCE_MINUEND_PLACES=582, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=599, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=595, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1546, PETRI_PLACES=585, PETRI_TRANSITIONS=600} [2022-01-19 07:14:48,632 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 58 predicate places. [2022-01-19 07:14:48,632 INFO L470 AbstractCegarLoop]: Abstraction has has 585 places, 600 transitions, 1546 flow [2022-01-19 07:14:48,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 552.0) internal successors, (1656), 3 states have internal predecessors, (1656), 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) [2022-01-19 07:14:48,633 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:48,633 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:48,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-19 07:14:48,633 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:48,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:48,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1542592377, now seen corresponding path program 1 times [2022-01-19 07:14:48,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:48,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59840577] [2022-01-19 07:14:48,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:48,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:48,714 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:48,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59840577] [2022-01-19 07:14:48,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59840577] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:48,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:48,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:48,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902815729] [2022-01-19 07:14:48,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:48,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:48,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:48,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:48,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:48,719 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 549 out of 596 [2022-01-19 07:14:48,720 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 585 places, 600 transitions, 1546 flow. Second operand has 3 states, 3 states have (on average 552.0) internal successors, (1656), 3 states have internal predecessors, (1656), 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) [2022-01-19 07:14:48,720 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:48,720 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 549 of 596 [2022-01-19 07:14:48,720 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:49,186 INFO L129 PetriNetUnfolder]: 179/2575 cut-off events. [2022-01-19 07:14:49,186 INFO L130 PetriNetUnfolder]: For 125/167 co-relation queries the response was YES. [2022-01-19 07:14:49,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3205 conditions, 2575 events. 179/2575 cut-off events. For 125/167 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 17246 event pairs, 12 based on Foata normal form. 2/2357 useless extension candidates. Maximal degree in co-relation 3172. Up to 58 conditions per place. [2022-01-19 07:14:49,211 INFO L132 encePairwiseOnDemand]: 591/596 looper letters, 25 selfloop transitions, 4 changer transitions 0/608 dead transitions. [2022-01-19 07:14:49,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 587 places, 608 transitions, 1623 flow [2022-01-19 07:14:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:49,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1677 transitions. [2022-01-19 07:14:49,214 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9379194630872483 [2022-01-19 07:14:49,214 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1677 transitions. [2022-01-19 07:14:49,214 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1677 transitions. [2022-01-19 07:14:49,215 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:49,215 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1677 transitions. [2022-01-19 07:14:49,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 559.0) internal successors, (1677), 3 states have internal predecessors, (1677), 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) [2022-01-19 07:14:49,219 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:49,219 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:49,219 INFO L186 Difference]: Start difference. First operand has 585 places, 600 transitions, 1546 flow. Second operand 3 states and 1677 transitions. [2022-01-19 07:14:49,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 587 places, 608 transitions, 1623 flow [2022-01-19 07:14:49,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 586 places, 608 transitions, 1619 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 07:14:49,230 INFO L242 Difference]: Finished difference. Result has 587 places, 601 transitions, 1560 flow [2022-01-19 07:14:49,231 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1542, PETRI_DIFFERENCE_MINUEND_PLACES=584, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=600, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=596, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1560, PETRI_PLACES=587, PETRI_TRANSITIONS=601} [2022-01-19 07:14:49,232 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 60 predicate places. [2022-01-19 07:14:49,232 INFO L470 AbstractCegarLoop]: Abstraction has has 587 places, 601 transitions, 1560 flow [2022-01-19 07:14:49,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 552.0) internal successors, (1656), 3 states have internal predecessors, (1656), 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) [2022-01-19 07:14:49,232 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:49,232 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:49,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-19 07:14:49,233 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:49,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:49,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1049860450, now seen corresponding path program 1 times [2022-01-19 07:14:49,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:49,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840995270] [2022-01-19 07:14:49,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:49,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:49,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:49,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840995270] [2022-01-19 07:14:49,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840995270] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:49,295 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:49,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:49,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503053761] [2022-01-19 07:14:49,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:49,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:49,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:49,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:49,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:49,297 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 596 [2022-01-19 07:14:49,298 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 587 places, 601 transitions, 1560 flow. Second operand has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:49,298 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:49,298 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 596 [2022-01-19 07:14:49,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:49,898 INFO L129 PetriNetUnfolder]: 225/3066 cut-off events. [2022-01-19 07:14:49,898 INFO L130 PetriNetUnfolder]: For 240/296 co-relation queries the response was YES. [2022-01-19 07:14:49,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4006 conditions, 3066 events. 225/3066 cut-off events. For 240/296 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 22334 event pairs, 31 based on Foata normal form. 4/2849 useless extension candidates. Maximal degree in co-relation 3972. Up to 95 conditions per place. [2022-01-19 07:14:49,922 INFO L132 encePairwiseOnDemand]: 589/596 looper letters, 26 selfloop transitions, 5 changer transitions 0/612 dead transitions. [2022-01-19 07:14:49,923 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 589 places, 612 transitions, 1650 flow [2022-01-19 07:14:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:49,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1683 transitions. [2022-01-19 07:14:49,927 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9412751677852349 [2022-01-19 07:14:49,927 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1683 transitions. [2022-01-19 07:14:49,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1683 transitions. [2022-01-19 07:14:49,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:49,928 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1683 transitions. [2022-01-19 07:14:49,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 561.0) internal successors, (1683), 3 states have internal predecessors, (1683), 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) [2022-01-19 07:14:49,933 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:49,933 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:49,933 INFO L186 Difference]: Start difference. First operand has 587 places, 601 transitions, 1560 flow. Second operand 3 states and 1683 transitions. [2022-01-19 07:14:49,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 589 places, 612 transitions, 1650 flow [2022-01-19 07:14:49,942 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 588 places, 612 transitions, 1646 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 07:14:49,949 INFO L242 Difference]: Finished difference. Result has 590 places, 604 transitions, 1595 flow [2022-01-19 07:14:49,950 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1556, PETRI_DIFFERENCE_MINUEND_PLACES=586, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=601, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=596, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1595, PETRI_PLACES=590, PETRI_TRANSITIONS=604} [2022-01-19 07:14:49,951 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 63 predicate places. [2022-01-19 07:14:49,951 INFO L470 AbstractCegarLoop]: Abstraction has has 590 places, 604 transitions, 1595 flow [2022-01-19 07:14:49,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:49,951 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:49,952 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:49,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-19 07:14:49,952 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:49,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:49,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1896665874, now seen corresponding path program 2 times [2022-01-19 07:14:49,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:49,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785245803] [2022-01-19 07:14:49,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:49,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:50,013 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:50,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785245803] [2022-01-19 07:14:50,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785245803] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:50,013 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:50,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:50,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24940225] [2022-01-19 07:14:50,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:50,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:50,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:50,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:50,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:50,017 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 596 [2022-01-19 07:14:50,018 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 590 places, 604 transitions, 1595 flow. Second operand has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:50,018 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:50,018 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 596 [2022-01-19 07:14:50,018 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:50,591 INFO L129 PetriNetUnfolder]: 221/2931 cut-off events. [2022-01-19 07:14:50,592 INFO L130 PetriNetUnfolder]: For 311/371 co-relation queries the response was YES. [2022-01-19 07:14:50,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3890 conditions, 2931 events. 221/2931 cut-off events. For 311/371 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 20852 event pairs, 40 based on Foata normal form. 3/2717 useless extension candidates. Maximal degree in co-relation 3855. Up to 128 conditions per place. [2022-01-19 07:14:50,626 INFO L132 encePairwiseOnDemand]: 592/596 looper letters, 26 selfloop transitions, 2 changer transitions 3/612 dead transitions. [2022-01-19 07:14:50,626 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 592 places, 612 transitions, 1676 flow [2022-01-19 07:14:50,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:50,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1680 transitions. [2022-01-19 07:14:50,629 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9395973154362416 [2022-01-19 07:14:50,629 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1680 transitions. [2022-01-19 07:14:50,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1680 transitions. [2022-01-19 07:14:50,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:50,629 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1680 transitions. [2022-01-19 07:14:50,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 560.0) internal successors, (1680), 3 states have internal predecessors, (1680), 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) [2022-01-19 07:14:50,632 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:50,633 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:50,633 INFO L186 Difference]: Start difference. First operand has 590 places, 604 transitions, 1595 flow. Second operand 3 states and 1680 transitions. [2022-01-19 07:14:50,633 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 592 places, 612 transitions, 1676 flow [2022-01-19 07:14:50,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 590 places, 612 transitions, 1666 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-01-19 07:14:50,649 INFO L242 Difference]: Finished difference. Result has 591 places, 604 transitions, 1595 flow [2022-01-19 07:14:50,650 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1585, PETRI_DIFFERENCE_MINUEND_PLACES=588, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=604, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=602, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1595, PETRI_PLACES=591, PETRI_TRANSITIONS=604} [2022-01-19 07:14:50,650 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 64 predicate places. [2022-01-19 07:14:50,650 INFO L470 AbstractCegarLoop]: Abstraction has has 591 places, 604 transitions, 1595 flow [2022-01-19 07:14:50,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:50,651 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:50,651 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:50,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-19 07:14:50,651 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:50,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:50,652 INFO L85 PathProgramCache]: Analyzing trace with hash 428392958, now seen corresponding path program 1 times [2022-01-19 07:14:50,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:50,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685612522] [2022-01-19 07:14:50,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:50,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:50,706 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:50,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685612522] [2022-01-19 07:14:50,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685612522] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:50,707 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:50,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:50,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144419395] [2022-01-19 07:14:50,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:50,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:50,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:50,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:50,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:50,709 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 596 [2022-01-19 07:14:50,710 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 591 places, 604 transitions, 1595 flow. Second operand has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:50,710 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:50,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 596 [2022-01-19 07:14:50,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:51,187 INFO L129 PetriNetUnfolder]: 236/3053 cut-off events. [2022-01-19 07:14:51,188 INFO L130 PetriNetUnfolder]: For 365/427 co-relation queries the response was YES. [2022-01-19 07:14:51,210 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3964 conditions, 3053 events. 236/3053 cut-off events. For 365/427 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 22043 event pairs, 39 based on Foata normal form. 5/2822 useless extension candidates. Maximal degree in co-relation 3928. Up to 116 conditions per place. [2022-01-19 07:14:51,217 INFO L132 encePairwiseOnDemand]: 592/596 looper letters, 26 selfloop transitions, 3 changer transitions 3/613 dead transitions. [2022-01-19 07:14:51,218 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 593 places, 613 transitions, 1684 flow [2022-01-19 07:14:51,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:51,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1681 transitions. [2022-01-19 07:14:51,221 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9401565995525727 [2022-01-19 07:14:51,221 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1681 transitions. [2022-01-19 07:14:51,221 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1681 transitions. [2022-01-19 07:14:51,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:51,222 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1681 transitions. [2022-01-19 07:14:51,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 560.3333333333334) internal successors, (1681), 3 states have internal predecessors, (1681), 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) [2022-01-19 07:14:51,225 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:51,226 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:51,226 INFO L186 Difference]: Start difference. First operand has 591 places, 604 transitions, 1595 flow. Second operand 3 states and 1681 transitions. [2022-01-19 07:14:51,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 593 places, 613 transitions, 1684 flow [2022-01-19 07:14:51,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 592 places, 613 transitions, 1682 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 07:14:51,239 INFO L242 Difference]: Finished difference. Result has 593 places, 604 transitions, 1606 flow [2022-01-19 07:14:51,240 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1593, PETRI_DIFFERENCE_MINUEND_PLACES=590, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=604, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=601, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1606, PETRI_PLACES=593, PETRI_TRANSITIONS=604} [2022-01-19 07:14:51,240 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 66 predicate places. [2022-01-19 07:14:51,241 INFO L470 AbstractCegarLoop]: Abstraction has has 593 places, 604 transitions, 1606 flow [2022-01-19 07:14:51,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:51,241 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:51,241 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:51,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-19 07:14:51,241 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:51,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:51,242 INFO L85 PathProgramCache]: Analyzing trace with hash -2085797344, now seen corresponding path program 2 times [2022-01-19 07:14:51,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:51,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163910586] [2022-01-19 07:14:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:51,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:51,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:51,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163910586] [2022-01-19 07:14:51,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163910586] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:51,300 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:51,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 07:14:51,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670793424] [2022-01-19 07:14:51,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:51,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 07:14:51,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:51,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 07:14:51,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 07:14:51,303 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 550 out of 596 [2022-01-19 07:14:51,304 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 593 places, 604 transitions, 1606 flow. Second operand has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:51,304 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:51,304 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 550 of 596 [2022-01-19 07:14:51,304 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:51,697 INFO L129 PetriNetUnfolder]: 215/2844 cut-off events. [2022-01-19 07:14:51,697 INFO L130 PetriNetUnfolder]: For 428/494 co-relation queries the response was YES. [2022-01-19 07:14:51,721 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3790 conditions, 2844 events. 215/2844 cut-off events. For 428/494 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 19686 event pairs, 26 based on Foata normal form. 4/2642 useless extension candidates. Maximal degree in co-relation 3753. Up to 74 conditions per place. [2022-01-19 07:14:51,728 INFO L132 encePairwiseOnDemand]: 589/596 looper letters, 27 selfloop transitions, 5 changer transitions 3/616 dead transitions. [2022-01-19 07:14:51,729 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 595 places, 616 transitions, 1720 flow [2022-01-19 07:14:51,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 07:14:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 07:14:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1683 transitions. [2022-01-19 07:14:51,733 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9412751677852349 [2022-01-19 07:14:51,733 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1683 transitions. [2022-01-19 07:14:51,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1683 transitions. [2022-01-19 07:14:51,733 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:51,733 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1683 transitions. [2022-01-19 07:14:51,735 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 561.0) internal successors, (1683), 3 states have internal predecessors, (1683), 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) [2022-01-19 07:14:51,737 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:51,737 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 596.0) internal successors, (2384), 4 states have internal predecessors, (2384), 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) [2022-01-19 07:14:51,737 INFO L186 Difference]: Start difference. First operand has 593 places, 604 transitions, 1606 flow. Second operand 3 states and 1683 transitions. [2022-01-19 07:14:51,737 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 595 places, 616 transitions, 1720 flow [2022-01-19 07:14:51,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 594 places, 616 transitions, 1717 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 07:14:51,752 INFO L242 Difference]: Finished difference. Result has 596 places, 605 transitions, 1628 flow [2022-01-19 07:14:51,753 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1603, PETRI_DIFFERENCE_MINUEND_PLACES=592, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=604, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=599, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1628, PETRI_PLACES=596, PETRI_TRANSITIONS=605} [2022-01-19 07:14:51,754 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 69 predicate places. [2022-01-19 07:14:51,754 INFO L470 AbstractCegarLoop]: Abstraction has has 596 places, 605 transitions, 1628 flow [2022-01-19 07:14:51,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 554.3333333333334) internal successors, (1663), 3 states have internal predecessors, (1663), 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) [2022-01-19 07:14:51,754 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:51,754 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:51,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-19 07:14:51,755 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:51,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:51,755 INFO L85 PathProgramCache]: Analyzing trace with hash 371722502, now seen corresponding path program 1 times [2022-01-19 07:14:51,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:51,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947714331] [2022-01-19 07:14:51,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:51,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:51,828 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:51,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:51,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947714331] [2022-01-19 07:14:51,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947714331] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:51,829 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:51,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:51,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937005396] [2022-01-19 07:14:51,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:51,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:51,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:51,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:51,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:51,832 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 514 out of 596 [2022-01-19 07:14:51,833 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 596 places, 605 transitions, 1628 flow. Second operand has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:14:51,833 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:51,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 514 of 596 [2022-01-19 07:14:51,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:52,790 INFO L129 PetriNetUnfolder]: 1062/6556 cut-off events. [2022-01-19 07:14:52,790 INFO L130 PetriNetUnfolder]: For 2187/2189 co-relation queries the response was YES. [2022-01-19 07:14:52,859 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9902 conditions, 6556 events. 1062/6556 cut-off events. For 2187/2189 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 63139 event pairs, 409 based on Foata normal form. 1/5865 useless extension candidates. Maximal degree in co-relation 9864. Up to 1002 conditions per place. [2022-01-19 07:14:52,878 INFO L132 encePairwiseOnDemand]: 574/596 looper letters, 71 selfloop transitions, 21 changer transitions 29/666 dead transitions. [2022-01-19 07:14:52,878 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 602 places, 666 transitions, 2081 flow [2022-01-19 07:14:52,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3713 transitions. [2022-01-19 07:14:52,885 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8899808245445829 [2022-01-19 07:14:52,885 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3713 transitions. [2022-01-19 07:14:52,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3713 transitions. [2022-01-19 07:14:52,886 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:52,886 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3713 transitions. [2022-01-19 07:14:52,890 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 530.4285714285714) internal successors, (3713), 7 states have internal predecessors, (3713), 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) [2022-01-19 07:14:52,894 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:52,894 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:52,894 INFO L186 Difference]: Start difference. First operand has 596 places, 605 transitions, 1628 flow. Second operand 7 states and 3713 transitions. [2022-01-19 07:14:52,894 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 602 places, 666 transitions, 2081 flow [2022-01-19 07:14:52,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 600 places, 666 transitions, 2047 flow, removed 9 selfloop flow, removed 2 redundant places. [2022-01-19 07:14:52,917 INFO L242 Difference]: Finished difference. Result has 606 places, 615 transitions, 1753 flow [2022-01-19 07:14:52,918 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1610, PETRI_DIFFERENCE_MINUEND_PLACES=594, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=605, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=586, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1753, PETRI_PLACES=606, PETRI_TRANSITIONS=615} [2022-01-19 07:14:52,918 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 79 predicate places. [2022-01-19 07:14:52,918 INFO L470 AbstractCegarLoop]: Abstraction has has 606 places, 615 transitions, 1753 flow [2022-01-19 07:14:52,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:14:52,919 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:52,919 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:52,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-19 07:14:52,920 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:52,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:52,920 INFO L85 PathProgramCache]: Analyzing trace with hash -487313754, now seen corresponding path program 2 times [2022-01-19 07:14:52,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:52,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194728140] [2022-01-19 07:14:52,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:52,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:53,034 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:53,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:53,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194728140] [2022-01-19 07:14:53,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194728140] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:53,035 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:53,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:53,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726909997] [2022-01-19 07:14:53,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:53,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:53,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:53,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:53,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:53,039 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 514 out of 596 [2022-01-19 07:14:53,040 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 606 places, 615 transitions, 1753 flow. Second operand has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:14:53,040 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:53,040 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 514 of 596 [2022-01-19 07:14:53,040 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:53,962 INFO L129 PetriNetUnfolder]: 965/5840 cut-off events. [2022-01-19 07:14:53,962 INFO L130 PetriNetUnfolder]: For 2973/2985 co-relation queries the response was YES. [2022-01-19 07:14:54,006 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9292 conditions, 5840 events. 965/5840 cut-off events. For 2973/2985 co-relation queries the response was YES. Maximal size of possible extension queue 145. Compared 54895 event pairs, 348 based on Foata normal form. 42/5414 useless extension candidates. Maximal degree in co-relation 9249. Up to 1071 conditions per place. [2022-01-19 07:14:54,023 INFO L132 encePairwiseOnDemand]: 585/596 looper letters, 82 selfloop transitions, 12 changer transitions 15/654 dead transitions. [2022-01-19 07:14:54,023 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 610 places, 654 transitions, 2159 flow [2022-01-19 07:14:54,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-19 07:14:54,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-01-19 07:14:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3179 transitions. [2022-01-19 07:14:54,026 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8889821029082774 [2022-01-19 07:14:54,027 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3179 transitions. [2022-01-19 07:14:54,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3179 transitions. [2022-01-19 07:14:54,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:54,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3179 transitions. [2022-01-19 07:14:54,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 529.8333333333334) internal successors, (3179), 6 states have internal predecessors, (3179), 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) [2022-01-19 07:14:54,034 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 596.0) internal successors, (4172), 7 states have internal predecessors, (4172), 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) [2022-01-19 07:14:54,034 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 596.0) internal successors, (4172), 7 states have internal predecessors, (4172), 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) [2022-01-19 07:14:54,034 INFO L186 Difference]: Start difference. First operand has 606 places, 615 transitions, 1753 flow. Second operand 6 states and 3179 transitions. [2022-01-19 07:14:54,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 610 places, 654 transitions, 2159 flow [2022-01-19 07:14:54,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 609 places, 654 transitions, 2155 flow, removed 2 selfloop flow, removed 1 redundant places. [2022-01-19 07:14:54,060 INFO L242 Difference]: Finished difference. Result has 613 places, 621 transitions, 1855 flow [2022-01-19 07:14:54,061 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1751, PETRI_DIFFERENCE_MINUEND_PLACES=604, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=615, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=604, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1855, PETRI_PLACES=613, PETRI_TRANSITIONS=621} [2022-01-19 07:14:54,062 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 86 predicate places. [2022-01-19 07:14:54,062 INFO L470 AbstractCegarLoop]: Abstraction has has 613 places, 621 transitions, 1855 flow [2022-01-19 07:14:54,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:14:54,062 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:54,063 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:54,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-19 07:14:54,063 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:54,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:54,063 INFO L85 PathProgramCache]: Analyzing trace with hash 742915764, now seen corresponding path program 3 times [2022-01-19 07:14:54,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:54,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396909336] [2022-01-19 07:14:54,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:54,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:54,141 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:54,141 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:54,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396909336] [2022-01-19 07:14:54,141 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396909336] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:54,141 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:54,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:54,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769439729] [2022-01-19 07:14:54,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:54,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:54,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:54,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:54,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:54,144 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 512 out of 596 [2022-01-19 07:14:54,146 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 613 places, 621 transitions, 1855 flow. Second operand has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:14:54,146 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:54,146 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 512 of 596 [2022-01-19 07:14:54,146 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:55,304 INFO L129 PetriNetUnfolder]: 978/6239 cut-off events. [2022-01-19 07:14:55,304 INFO L130 PetriNetUnfolder]: For 2859/2891 co-relation queries the response was YES. [2022-01-19 07:14:55,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10038 conditions, 6239 events. 978/6239 cut-off events. For 2859/2891 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 59455 event pairs, 396 based on Foata normal form. 20/5759 useless extension candidates. Maximal degree in co-relation 9992. Up to 772 conditions per place. [2022-01-19 07:14:55,434 INFO L132 encePairwiseOnDemand]: 581/596 looper letters, 82 selfloop transitions, 15 changer transitions 35/675 dead transitions. [2022-01-19 07:14:55,434 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 619 places, 675 transitions, 2349 flow [2022-01-19 07:14:55,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:55,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3693 transitions. [2022-01-19 07:14:55,441 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8851869606903164 [2022-01-19 07:14:55,441 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3693 transitions. [2022-01-19 07:14:55,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3693 transitions. [2022-01-19 07:14:55,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:55,443 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3693 transitions. [2022-01-19 07:14:55,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 527.5714285714286) internal successors, (3693), 7 states have internal predecessors, (3693), 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) [2022-01-19 07:14:55,456 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:55,456 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:55,457 INFO L186 Difference]: Start difference. First operand has 613 places, 621 transitions, 1855 flow. Second operand 7 states and 3693 transitions. [2022-01-19 07:14:55,457 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 619 places, 675 transitions, 2349 flow [2022-01-19 07:14:55,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 619 places, 675 transitions, 2331 flow, removed 9 selfloop flow, removed 0 redundant places. [2022-01-19 07:14:55,487 INFO L242 Difference]: Finished difference. Result has 622 places, 616 transitions, 1843 flow [2022-01-19 07:14:55,488 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1843, PETRI_DIFFERENCE_MINUEND_PLACES=613, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=621, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=606, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1843, PETRI_PLACES=622, PETRI_TRANSITIONS=616} [2022-01-19 07:14:55,489 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 95 predicate places. [2022-01-19 07:14:55,489 INFO L470 AbstractCegarLoop]: Abstraction has has 622 places, 616 transitions, 1843 flow [2022-01-19 07:14:55,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:14:55,489 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:55,490 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:55,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-19 07:14:55,490 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:55,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:55,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1823887304, now seen corresponding path program 4 times [2022-01-19 07:14:55,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:55,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778115208] [2022-01-19 07:14:55,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:55,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:55,598 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:55,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:55,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778115208] [2022-01-19 07:14:55,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778115208] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:55,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:55,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:55,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360574908] [2022-01-19 07:14:55,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:55,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:55,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:55,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:55,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:55,603 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 514 out of 596 [2022-01-19 07:14:55,612 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 622 places, 616 transitions, 1843 flow. Second operand has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:14:55,613 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:55,613 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 514 of 596 [2022-01-19 07:14:55,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:56,778 INFO L129 PetriNetUnfolder]: 891/5807 cut-off events. [2022-01-19 07:14:56,778 INFO L130 PetriNetUnfolder]: For 3132/3150 co-relation queries the response was YES. [2022-01-19 07:14:56,809 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9253 conditions, 5807 events. 891/5807 cut-off events. For 3132/3150 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 53568 event pairs, 203 based on Foata normal form. 14/5357 useless extension candidates. Maximal degree in co-relation 9203. Up to 794 conditions per place. [2022-01-19 07:14:56,818 INFO L132 encePairwiseOnDemand]: 567/596 looper letters, 75 selfloop transitions, 34 changer transitions 16/667 dead transitions. [2022-01-19 07:14:56,818 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 625 places, 667 transitions, 2267 flow [2022-01-19 07:14:56,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:56,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:56,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3711 transitions. [2022-01-19 07:14:56,822 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8895014381591563 [2022-01-19 07:14:56,822 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3711 transitions. [2022-01-19 07:14:56,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3711 transitions. [2022-01-19 07:14:56,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:56,823 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3711 transitions. [2022-01-19 07:14:56,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 530.1428571428571) internal successors, (3711), 7 states have internal predecessors, (3711), 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) [2022-01-19 07:14:56,831 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:56,832 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:56,832 INFO L186 Difference]: Start difference. First operand has 622 places, 616 transitions, 1843 flow. Second operand 7 states and 3711 transitions. [2022-01-19 07:14:56,832 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 625 places, 667 transitions, 2267 flow [2022-01-19 07:14:56,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 619 places, 667 transitions, 2229 flow, removed 11 selfloop flow, removed 6 redundant places. [2022-01-19 07:14:56,861 INFO L242 Difference]: Finished difference. Result has 622 places, 625 transitions, 1938 flow [2022-01-19 07:14:56,862 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1795, PETRI_DIFFERENCE_MINUEND_PLACES=613, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=614, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=585, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1938, PETRI_PLACES=622, PETRI_TRANSITIONS=625} [2022-01-19 07:14:56,862 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 95 predicate places. [2022-01-19 07:14:56,863 INFO L470 AbstractCegarLoop]: Abstraction has has 622 places, 625 transitions, 1938 flow [2022-01-19 07:14:56,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:14:56,863 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:56,863 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:56,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-19 07:14:56,864 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:56,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:56,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1135082975, now seen corresponding path program 1 times [2022-01-19 07:14:56,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:56,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445456472] [2022-01-19 07:14:56,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:56,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:56,992 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:56,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:56,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445456472] [2022-01-19 07:14:56,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445456472] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:56,992 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:56,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:56,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511168060] [2022-01-19 07:14:56,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:56,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:56,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:56,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:56,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:56,996 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 512 out of 596 [2022-01-19 07:14:56,998 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 622 places, 625 transitions, 1938 flow. Second operand has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:14:56,998 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:56,998 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 512 of 596 [2022-01-19 07:14:56,998 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:57,916 INFO L129 PetriNetUnfolder]: 619/4670 cut-off events. [2022-01-19 07:14:57,916 INFO L130 PetriNetUnfolder]: For 7560/8273 co-relation queries the response was YES. [2022-01-19 07:14:57,939 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7751 conditions, 4670 events. 619/4670 cut-off events. For 7560/8273 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 39167 event pairs, 79 based on Foata normal form. 155/4525 useless extension candidates. Maximal degree in co-relation 7703. Up to 565 conditions per place. [2022-01-19 07:14:57,947 INFO L132 encePairwiseOnDemand]: 588/596 looper letters, 82 selfloop transitions, 6 changer transitions 7/655 dead transitions. [2022-01-19 07:14:57,948 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 622 places, 655 transitions, 2354 flow [2022-01-19 07:14:57,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-19 07:14:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-01-19 07:14:57,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3159 transitions. [2022-01-19 07:14:57,950 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8833892617449665 [2022-01-19 07:14:57,950 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3159 transitions. [2022-01-19 07:14:57,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3159 transitions. [2022-01-19 07:14:57,951 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:57,951 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3159 transitions. [2022-01-19 07:14:57,954 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 526.5) internal successors, (3159), 6 states have internal predecessors, (3159), 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) [2022-01-19 07:14:57,957 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 596.0) internal successors, (4172), 7 states have internal predecessors, (4172), 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) [2022-01-19 07:14:57,957 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 596.0) internal successors, (4172), 7 states have internal predecessors, (4172), 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) [2022-01-19 07:14:57,957 INFO L186 Difference]: Start difference. First operand has 622 places, 625 transitions, 1938 flow. Second operand 6 states and 3159 transitions. [2022-01-19 07:14:57,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 622 places, 655 transitions, 2354 flow [2022-01-19 07:14:57,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 614 places, 655 transitions, 2291 flow, removed 8 selfloop flow, removed 8 redundant places. [2022-01-19 07:14:57,980 INFO L242 Difference]: Finished difference. Result has 615 places, 625 transitions, 1911 flow [2022-01-19 07:14:57,980 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1894, PETRI_DIFFERENCE_MINUEND_PLACES=609, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=625, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=619, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1911, PETRI_PLACES=615, PETRI_TRANSITIONS=625} [2022-01-19 07:14:57,981 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 88 predicate places. [2022-01-19 07:14:57,981 INFO L470 AbstractCegarLoop]: Abstraction has has 615 places, 625 transitions, 1911 flow [2022-01-19 07:14:57,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:14:57,982 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:57,982 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:57,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-19 07:14:57,982 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:57,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:57,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1888026411, now seen corresponding path program 2 times [2022-01-19 07:14:57,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:57,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636846645] [2022-01-19 07:14:57,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:57,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:58,057 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:58,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636846645] [2022-01-19 07:14:58,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636846645] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:58,057 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:58,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:58,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498409075] [2022-01-19 07:14:58,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:58,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:58,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:58,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:58,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:58,060 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 512 out of 596 [2022-01-19 07:14:58,061 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 615 places, 625 transitions, 1911 flow. Second operand has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:14:58,061 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:58,061 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 512 of 596 [2022-01-19 07:14:58,061 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:14:58,953 INFO L129 PetriNetUnfolder]: 617/5089 cut-off events. [2022-01-19 07:14:58,953 INFO L130 PetriNetUnfolder]: For 3158/3871 co-relation queries the response was YES. [2022-01-19 07:14:58,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8401 conditions, 5089 events. 617/5089 cut-off events. For 3158/3871 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 44863 event pairs, 259 based on Foata normal form. 22/4834 useless extension candidates. Maximal degree in co-relation 8358. Up to 597 conditions per place. [2022-01-19 07:14:58,991 INFO L132 encePairwiseOnDemand]: 582/596 looper letters, 73 selfloop transitions, 15 changer transitions 22/670 dead transitions. [2022-01-19 07:14:58,991 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 621 places, 670 transitions, 2285 flow [2022-01-19 07:14:58,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:14:58,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:14:58,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3685 transitions. [2022-01-19 07:14:58,993 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8832694151486098 [2022-01-19 07:14:58,993 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3685 transitions. [2022-01-19 07:14:58,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3685 transitions. [2022-01-19 07:14:58,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:14:58,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3685 transitions. [2022-01-19 07:14:58,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 526.4285714285714) internal successors, (3685), 7 states have internal predecessors, (3685), 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) [2022-01-19 07:14:59,001 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:59,001 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:14:59,002 INFO L186 Difference]: Start difference. First operand has 615 places, 625 transitions, 1911 flow. Second operand 7 states and 3685 transitions. [2022-01-19 07:14:59,002 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 621 places, 670 transitions, 2285 flow [2022-01-19 07:14:59,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 618 places, 670 transitions, 2269 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-01-19 07:14:59,026 INFO L242 Difference]: Finished difference. Result has 621 places, 625 transitions, 1946 flow [2022-01-19 07:14:59,026 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1903, PETRI_DIFFERENCE_MINUEND_PLACES=612, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=625, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=610, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1946, PETRI_PLACES=621, PETRI_TRANSITIONS=625} [2022-01-19 07:14:59,027 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 94 predicate places. [2022-01-19 07:14:59,027 INFO L470 AbstractCegarLoop]: Abstraction has has 621 places, 625 transitions, 1946 flow [2022-01-19 07:14:59,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:14:59,027 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:14:59,028 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:14:59,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-01-19 07:14:59,028 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:14:59,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:14:59,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1195017717, now seen corresponding path program 3 times [2022-01-19 07:14:59,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:14:59,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008497281] [2022-01-19 07:14:59,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:14:59,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:14:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:14:59,125 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:14:59,125 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:14:59,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008497281] [2022-01-19 07:14:59,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008497281] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:14:59,126 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:14:59,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:14:59,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892298371] [2022-01-19 07:14:59,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:14:59,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:14:59,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:14:59,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:14:59,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:14:59,129 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 514 out of 596 [2022-01-19 07:14:59,130 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 621 places, 625 transitions, 1946 flow. Second operand has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:14:59,130 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:14:59,130 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 514 of 596 [2022-01-19 07:14:59,130 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:00,039 INFO L129 PetriNetUnfolder]: 611/4816 cut-off events. [2022-01-19 07:15:00,039 INFO L130 PetriNetUnfolder]: For 3622/4354 co-relation queries the response was YES. [2022-01-19 07:15:00,075 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8020 conditions, 4816 events. 611/4816 cut-off events. For 3622/4354 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 41166 event pairs, 234 based on Foata normal form. 84/4691 useless extension candidates. Maximal degree in co-relation 7974. Up to 655 conditions per place. [2022-01-19 07:15:00,084 INFO L132 encePairwiseOnDemand]: 573/596 looper letters, 71 selfloop transitions, 18 changer transitions 17/668 dead transitions. [2022-01-19 07:15:00,084 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 624 places, 668 transitions, 2406 flow [2022-01-19 07:15:00,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:15:00,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:15:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3695 transitions. [2022-01-19 07:15:00,087 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8856663470757431 [2022-01-19 07:15:00,087 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3695 transitions. [2022-01-19 07:15:00,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3695 transitions. [2022-01-19 07:15:00,088 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:00,088 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3695 transitions. [2022-01-19 07:15:00,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 527.8571428571429) internal successors, (3695), 7 states have internal predecessors, (3695), 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) [2022-01-19 07:15:00,093 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:00,094 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:00,094 INFO L186 Difference]: Start difference. First operand has 621 places, 625 transitions, 1946 flow. Second operand 7 states and 3695 transitions. [2022-01-19 07:15:00,094 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 624 places, 668 transitions, 2406 flow [2022-01-19 07:15:00,111 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 622 places, 668 transitions, 2400 flow, removed 3 selfloop flow, removed 2 redundant places. [2022-01-19 07:15:00,118 INFO L242 Difference]: Finished difference. Result has 627 places, 632 transitions, 2060 flow [2022-01-19 07:15:00,118 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1942, PETRI_DIFFERENCE_MINUEND_PLACES=616, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=625, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=607, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2060, PETRI_PLACES=627, PETRI_TRANSITIONS=632} [2022-01-19 07:15:00,119 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 100 predicate places. [2022-01-19 07:15:00,119 INFO L470 AbstractCegarLoop]: Abstraction has has 627 places, 632 transitions, 2060 flow [2022-01-19 07:15:00,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 518.8) internal successors, (2594), 5 states have internal predecessors, (2594), 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) [2022-01-19 07:15:00,119 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:00,120 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:00,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-01-19 07:15:00,120 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:00,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:00,120 INFO L85 PathProgramCache]: Analyzing trace with hash -266538759, now seen corresponding path program 4 times [2022-01-19 07:15:00,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:00,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414434849] [2022-01-19 07:15:00,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:00,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:00,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:00,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414434849] [2022-01-19 07:15:00,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414434849] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:00,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:00,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:15:00,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442274848] [2022-01-19 07:15:00,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:00,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:15:00,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:00,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:15:00,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:15:00,203 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 512 out of 596 [2022-01-19 07:15:00,204 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 627 places, 632 transitions, 2060 flow. Second operand has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:15:00,204 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:00,204 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 512 of 596 [2022-01-19 07:15:00,204 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:01,085 INFO L129 PetriNetUnfolder]: 641/5341 cut-off events. [2022-01-19 07:15:01,085 INFO L130 PetriNetUnfolder]: For 3913/4253 co-relation queries the response was YES. [2022-01-19 07:15:01,133 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9040 conditions, 5341 events. 641/5341 cut-off events. For 3913/4253 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 47623 event pairs, 218 based on Foata normal form. 25/5105 useless extension candidates. Maximal degree in co-relation 8991. Up to 645 conditions per place. [2022-01-19 07:15:01,145 INFO L132 encePairwiseOnDemand]: 581/596 looper letters, 66 selfloop transitions, 14 changer transitions 18/655 dead transitions. [2022-01-19 07:15:01,145 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 633 places, 655 transitions, 2396 flow [2022-01-19 07:15:01,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:15:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:15:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3665 transitions. [2022-01-19 07:15:01,149 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8784755512943433 [2022-01-19 07:15:01,149 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3665 transitions. [2022-01-19 07:15:01,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3665 transitions. [2022-01-19 07:15:01,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:01,150 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3665 transitions. [2022-01-19 07:15:01,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 523.5714285714286) internal successors, (3665), 7 states have internal predecessors, (3665), 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) [2022-01-19 07:15:01,157 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:01,157 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:01,157 INFO L186 Difference]: Start difference. First operand has 627 places, 632 transitions, 2060 flow. Second operand 7 states and 3665 transitions. [2022-01-19 07:15:01,157 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 633 places, 655 transitions, 2396 flow [2022-01-19 07:15:01,184 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 630 places, 655 transitions, 2372 flow, removed 5 selfloop flow, removed 3 redundant places. [2022-01-19 07:15:01,191 INFO L242 Difference]: Finished difference. Result has 632 places, 627 transitions, 2017 flow [2022-01-19 07:15:01,193 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=2038, PETRI_DIFFERENCE_MINUEND_PLACES=624, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=632, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=620, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2017, PETRI_PLACES=632, PETRI_TRANSITIONS=627} [2022-01-19 07:15:01,193 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 105 predicate places. [2022-01-19 07:15:01,193 INFO L470 AbstractCegarLoop]: Abstraction has has 632 places, 627 transitions, 2017 flow [2022-01-19 07:15:01,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 517.2) internal successors, (2586), 5 states have internal predecessors, (2586), 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) [2022-01-19 07:15:01,194 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:01,194 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:01,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-01-19 07:15:01,194 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:01,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:01,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1985383172, now seen corresponding path program 1 times [2022-01-19 07:15:01,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:01,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948560173] [2022-01-19 07:15:01,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:01,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:01,279 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:01,279 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:01,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948560173] [2022-01-19 07:15:01,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948560173] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:01,281 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:01,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:15:01,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420155699] [2022-01-19 07:15:01,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:01,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:15:01,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:01,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:15:01,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:15:01,285 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 514 out of 596 [2022-01-19 07:15:01,286 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 632 places, 627 transitions, 2017 flow. Second operand has 5 states, 5 states have (on average 519.0) internal successors, (2595), 5 states have internal predecessors, (2595), 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) [2022-01-19 07:15:01,286 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:01,286 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 514 of 596 [2022-01-19 07:15:01,286 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:02,078 INFO L129 PetriNetUnfolder]: 788/4876 cut-off events. [2022-01-19 07:15:02,078 INFO L130 PetriNetUnfolder]: For 3809/3810 co-relation queries the response was YES. [2022-01-19 07:15:02,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8235 conditions, 4876 events. 788/4876 cut-off events. For 3809/3810 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 43528 event pairs, 87 based on Foata normal form. 33/4521 useless extension candidates. Maximal degree in co-relation 8186. Up to 728 conditions per place. [2022-01-19 07:15:02,134 INFO L132 encePairwiseOnDemand]: 586/596 looper letters, 72 selfloop transitions, 12 changer transitions 6/635 dead transitions. [2022-01-19 07:15:02,134 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 632 places, 635 transitions, 2194 flow [2022-01-19 07:15:02,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-19 07:15:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-01-19 07:15:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3161 transitions. [2022-01-19 07:15:02,136 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8839485458612976 [2022-01-19 07:15:02,136 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3161 transitions. [2022-01-19 07:15:02,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3161 transitions. [2022-01-19 07:15:02,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:02,137 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3161 transitions. [2022-01-19 07:15:02,138 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 526.8333333333334) internal successors, (3161), 6 states have internal predecessors, (3161), 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) [2022-01-19 07:15:02,140 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 596.0) internal successors, (4172), 7 states have internal predecessors, (4172), 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) [2022-01-19 07:15:02,140 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 596.0) internal successors, (4172), 7 states have internal predecessors, (4172), 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) [2022-01-19 07:15:02,140 INFO L186 Difference]: Start difference. First operand has 632 places, 627 transitions, 2017 flow. Second operand 6 states and 3161 transitions. [2022-01-19 07:15:02,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 632 places, 635 transitions, 2194 flow [2022-01-19 07:15:02,155 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 620 places, 635 transitions, 2070 flow, removed 25 selfloop flow, removed 12 redundant places. [2022-01-19 07:15:02,164 INFO L242 Difference]: Finished difference. Result has 620 places, 612 transitions, 1819 flow [2022-01-19 07:15:02,165 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1795, PETRI_DIFFERENCE_MINUEND_PLACES=615, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=612, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=600, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1819, PETRI_PLACES=620, PETRI_TRANSITIONS=612} [2022-01-19 07:15:02,165 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 93 predicate places. [2022-01-19 07:15:02,165 INFO L470 AbstractCegarLoop]: Abstraction has has 620 places, 612 transitions, 1819 flow [2022-01-19 07:15:02,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 519.0) internal successors, (2595), 5 states have internal predecessors, (2595), 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) [2022-01-19 07:15:02,166 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:02,166 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:02,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-01-19 07:15:02,166 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:02,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:02,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1106359420, now seen corresponding path program 2 times [2022-01-19 07:15:02,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:02,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890138169] [2022-01-19 07:15:02,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:02,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:02,242 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:02,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:02,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890138169] [2022-01-19 07:15:02,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890138169] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:02,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:02,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:15:02,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135385183] [2022-01-19 07:15:02,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:02,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:15:02,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:02,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:15:02,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:15:02,245 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 514 out of 596 [2022-01-19 07:15:02,247 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 620 places, 612 transitions, 1819 flow. Second operand has 5 states, 5 states have (on average 519.0) internal successors, (2595), 5 states have internal predecessors, (2595), 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) [2022-01-19 07:15:02,247 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:02,247 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 514 of 596 [2022-01-19 07:15:02,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:03,251 INFO L129 PetriNetUnfolder]: 823/5387 cut-off events. [2022-01-19 07:15:03,251 INFO L130 PetriNetUnfolder]: For 1445/1445 co-relation queries the response was YES. [2022-01-19 07:15:03,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8260 conditions, 5387 events. 823/5387 cut-off events. For 1445/1445 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 48586 event pairs, 207 based on Foata normal form. 2/4972 useless extension candidates. Maximal degree in co-relation 8217. Up to 780 conditions per place. [2022-01-19 07:15:03,302 INFO L132 encePairwiseOnDemand]: 577/596 looper letters, 65 selfloop transitions, 19 changer transitions 11/640 dead transitions. [2022-01-19 07:15:03,302 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 626 places, 640 transitions, 2125 flow [2022-01-19 07:15:03,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:15:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:15:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3684 transitions. [2022-01-19 07:15:03,305 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8830297219558965 [2022-01-19 07:15:03,305 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3684 transitions. [2022-01-19 07:15:03,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3684 transitions. [2022-01-19 07:15:03,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:03,306 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3684 transitions. [2022-01-19 07:15:03,308 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 526.2857142857143) internal successors, (3684), 7 states have internal predecessors, (3684), 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) [2022-01-19 07:15:03,310 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:03,310 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:03,310 INFO L186 Difference]: Start difference. First operand has 620 places, 612 transitions, 1819 flow. Second operand 7 states and 3684 transitions. [2022-01-19 07:15:03,310 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 626 places, 640 transitions, 2125 flow [2022-01-19 07:15:03,322 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 621 places, 640 transitions, 2101 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-01-19 07:15:03,327 INFO L242 Difference]: Finished difference. Result has 622 places, 611 transitions, 1824 flow [2022-01-19 07:15:03,328 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1795, PETRI_DIFFERENCE_MINUEND_PLACES=615, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=612, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=593, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1824, PETRI_PLACES=622, PETRI_TRANSITIONS=611} [2022-01-19 07:15:03,333 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 95 predicate places. [2022-01-19 07:15:03,333 INFO L470 AbstractCegarLoop]: Abstraction has has 622 places, 611 transitions, 1824 flow [2022-01-19 07:15:03,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 519.0) internal successors, (2595), 5 states have internal predecessors, (2595), 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) [2022-01-19 07:15:03,334 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:03,334 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:03,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-01-19 07:15:03,334 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:03,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:03,335 INFO L85 PathProgramCache]: Analyzing trace with hash 2127604216, now seen corresponding path program 3 times [2022-01-19 07:15:03,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:03,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29277868] [2022-01-19 07:15:03,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:03,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:03,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:03,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29277868] [2022-01-19 07:15:03,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29277868] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:03,420 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:03,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:15:03,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342464391] [2022-01-19 07:15:03,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:03,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:15:03,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:03,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:15:03,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:15:03,424 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 514 out of 596 [2022-01-19 07:15:03,425 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 622 places, 611 transitions, 1824 flow. Second operand has 5 states, 5 states have (on average 519.0) internal successors, (2595), 5 states have internal predecessors, (2595), 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) [2022-01-19 07:15:03,426 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:03,426 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 514 of 596 [2022-01-19 07:15:03,426 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:04,411 INFO L129 PetriNetUnfolder]: 748/4823 cut-off events. [2022-01-19 07:15:04,411 INFO L130 PetriNetUnfolder]: For 1631/1631 co-relation queries the response was YES. [2022-01-19 07:15:04,488 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7617 conditions, 4823 events. 748/4823 cut-off events. For 1631/1631 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 41905 event pairs, 221 based on Foata normal form. 2/4437 useless extension candidates. Maximal degree in co-relation 7574. Up to 717 conditions per place. [2022-01-19 07:15:04,498 INFO L132 encePairwiseOnDemand]: 579/596 looper letters, 55 selfloop transitions, 14 changer transitions 21/630 dead transitions. [2022-01-19 07:15:04,498 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 628 places, 630 transitions, 2068 flow [2022-01-19 07:15:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:15:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:15:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3675 transitions. [2022-01-19 07:15:04,501 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8808724832214765 [2022-01-19 07:15:04,502 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3675 transitions. [2022-01-19 07:15:04,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3675 transitions. [2022-01-19 07:15:04,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:04,502 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3675 transitions. [2022-01-19 07:15:04,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 525.0) internal successors, (3675), 7 states have internal predecessors, (3675), 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) [2022-01-19 07:15:04,508 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:04,508 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:04,509 INFO L186 Difference]: Start difference. First operand has 622 places, 611 transitions, 1824 flow. Second operand 7 states and 3675 transitions. [2022-01-19 07:15:04,509 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 628 places, 630 transitions, 2068 flow [2022-01-19 07:15:04,522 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 622 places, 630 transitions, 2039 flow, removed 2 selfloop flow, removed 6 redundant places. [2022-01-19 07:15:04,528 INFO L242 Difference]: Finished difference. Result has 622 places, 601 transitions, 1754 flow [2022-01-19 07:15:04,528 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1789, PETRI_DIFFERENCE_MINUEND_PLACES=616, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=610, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=596, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1754, PETRI_PLACES=622, PETRI_TRANSITIONS=601} [2022-01-19 07:15:04,529 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 95 predicate places. [2022-01-19 07:15:04,529 INFO L470 AbstractCegarLoop]: Abstraction has has 622 places, 601 transitions, 1754 flow [2022-01-19 07:15:04,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 519.0) internal successors, (2595), 5 states have internal predecessors, (2595), 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) [2022-01-19 07:15:04,530 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:04,530 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:04,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-01-19 07:15:04,530 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:04,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:04,531 INFO L85 PathProgramCache]: Analyzing trace with hash 134093937, now seen corresponding path program 1 times [2022-01-19 07:15:04,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:04,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72257562] [2022-01-19 07:15:04,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:04,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:04,622 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:04,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:04,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72257562] [2022-01-19 07:15:04,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72257562] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:04,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:04,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 07:15:04,623 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588100024] [2022-01-19 07:15:04,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:04,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 07:15:04,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:04,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 07:15:04,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-19 07:15:04,626 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 512 out of 596 [2022-01-19 07:15:04,627 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 622 places, 601 transitions, 1754 flow. Second operand has 5 states, 5 states have (on average 517.4) internal successors, (2587), 5 states have internal predecessors, (2587), 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) [2022-01-19 07:15:04,627 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:04,627 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 512 of 596 [2022-01-19 07:15:04,627 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:05,396 INFO L129 PetriNetUnfolder]: 499/3326 cut-off events. [2022-01-19 07:15:05,396 INFO L130 PetriNetUnfolder]: For 1856/1969 co-relation queries the response was YES. [2022-01-19 07:15:05,427 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5677 conditions, 3326 events. 499/3326 cut-off events. For 1856/1969 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 24933 event pairs, 229 based on Foata normal form. 7/3180 useless extension candidates. Maximal degree in co-relation 5637. Up to 531 conditions per place. [2022-01-19 07:15:05,435 INFO L132 encePairwiseOnDemand]: 580/596 looper letters, 67 selfloop transitions, 14 changer transitions 14/626 dead transitions. [2022-01-19 07:15:05,435 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 619 places, 626 transitions, 2063 flow [2022-01-19 07:15:05,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 07:15:05,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 07:15:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3669 transitions. [2022-01-19 07:15:05,438 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8794343240651965 [2022-01-19 07:15:05,438 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3669 transitions. [2022-01-19 07:15:05,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3669 transitions. [2022-01-19 07:15:05,438 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:05,438 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3669 transitions. [2022-01-19 07:15:05,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 524.1428571428571) internal successors, (3669), 7 states have internal predecessors, (3669), 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) [2022-01-19 07:15:05,442 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:05,442 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 596.0) internal successors, (4768), 8 states have internal predecessors, (4768), 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) [2022-01-19 07:15:05,442 INFO L186 Difference]: Start difference. First operand has 622 places, 601 transitions, 1754 flow. Second operand 7 states and 3669 transitions. [2022-01-19 07:15:05,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 619 places, 626 transitions, 2063 flow [2022-01-19 07:15:05,452 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 603 places, 626 transitions, 1950 flow, removed 14 selfloop flow, removed 16 redundant places. [2022-01-19 07:15:05,456 INFO L242 Difference]: Finished difference. Result has 604 places, 593 transitions, 1656 flow [2022-01-19 07:15:05,457 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1667, PETRI_DIFFERENCE_MINUEND_PLACES=597, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=599, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=585, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1656, PETRI_PLACES=604, PETRI_TRANSITIONS=593} [2022-01-19 07:15:05,458 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 77 predicate places. [2022-01-19 07:15:05,458 INFO L470 AbstractCegarLoop]: Abstraction has has 604 places, 593 transitions, 1656 flow [2022-01-19 07:15:05,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 517.4) internal successors, (2587), 5 states have internal predecessors, (2587), 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) [2022-01-19 07:15:05,458 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:05,459 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:05,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-01-19 07:15:05,459 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:05,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:05,460 INFO L85 PathProgramCache]: Analyzing trace with hash -70398850, now seen corresponding path program 1 times [2022-01-19 07:15:05,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:05,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742707342] [2022-01-19 07:15:05,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:05,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:05,696 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:05,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742707342] [2022-01-19 07:15:05,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742707342] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:05,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:05,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:05,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149045090] [2022-01-19 07:15:05,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:05,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:05,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:05,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:05,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:05,702 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:05,705 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 604 places, 593 transitions, 1656 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:05,705 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:05,705 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:05,705 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:09,908 INFO L129 PetriNetUnfolder]: 3263/15475 cut-off events. [2022-01-19 07:15:09,908 INFO L130 PetriNetUnfolder]: For 562/563 co-relation queries the response was YES. [2022-01-19 07:15:10,036 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23493 conditions, 15475 events. 3263/15475 cut-off events. For 562/563 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 165344 event pairs, 1461 based on Foata normal form. 0/14358 useless extension candidates. Maximal degree in co-relation 23463. Up to 3100 conditions per place. [2022-01-19 07:15:10,069 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 491 selfloop transitions, 91 changer transitions 3/1092 dead transitions. [2022-01-19 07:15:10,069 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 653 places, 1092 transitions, 3969 flow [2022-01-19 07:15:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-19 07:15:10,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2022-01-19 07:15:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 29387 transitions. [2022-01-19 07:15:10,091 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8217841163310962 [2022-01-19 07:15:10,091 INFO L72 ComplementDD]: Start complementDD. Operand 60 states and 29387 transitions. [2022-01-19 07:15:10,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 29387 transitions. [2022-01-19 07:15:10,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:10,097 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 60 states and 29387 transitions. [2022-01-19 07:15:10,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 61 states, 60 states have (on average 489.78333333333336) internal successors, (29387), 60 states have internal predecessors, (29387), 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) [2022-01-19 07:15:10,143 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 61 states, 61 states have (on average 596.0) internal successors, (36356), 61 states have internal predecessors, (36356), 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) [2022-01-19 07:15:10,149 INFO L81 ComplementDD]: Finished complementDD. Result has 61 states, 61 states have (on average 596.0) internal successors, (36356), 61 states have internal predecessors, (36356), 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) [2022-01-19 07:15:10,150 INFO L186 Difference]: Start difference. First operand has 604 places, 593 transitions, 1656 flow. Second operand 60 states and 29387 transitions. [2022-01-19 07:15:10,150 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 653 places, 1092 transitions, 3969 flow [2022-01-19 07:15:10,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 640 places, 1092 transitions, 3805 flow, removed 67 selfloop flow, removed 13 redundant places. [2022-01-19 07:15:10,180 INFO L242 Difference]: Finished difference. Result has 686 places, 672 transitions, 2202 flow [2022-01-19 07:15:10,181 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=1612, PETRI_DIFFERENCE_MINUEND_PLACES=581, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=593, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=570, PETRI_DIFFERENCE_SUBTRAHEND_STATES=60, PETRI_FLOW=2202, PETRI_PLACES=686, PETRI_TRANSITIONS=672} [2022-01-19 07:15:10,181 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 159 predicate places. [2022-01-19 07:15:10,181 INFO L470 AbstractCegarLoop]: Abstraction has has 686 places, 672 transitions, 2202 flow [2022-01-19 07:15:10,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:10,183 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:10,183 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:10,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-01-19 07:15:10,183 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:10,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:10,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1998660648, now seen corresponding path program 2 times [2022-01-19 07:15:10,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:10,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011294427] [2022-01-19 07:15:10,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:10,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:10,437 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:10,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:10,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011294427] [2022-01-19 07:15:10,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011294427] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:10,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:10,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:10,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124618445] [2022-01-19 07:15:10,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:10,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:10,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:10,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:10,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:10,442 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:10,446 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 686 places, 672 transitions, 2202 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:10,446 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:10,446 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:10,446 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:14,911 INFO L129 PetriNetUnfolder]: 3218/15196 cut-off events. [2022-01-19 07:15:14,911 INFO L130 PetriNetUnfolder]: For 5614/5614 co-relation queries the response was YES. [2022-01-19 07:15:15,035 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26781 conditions, 15196 events. 3218/15196 cut-off events. For 5614/5614 co-relation queries the response was YES. Maximal size of possible extension queue 236. Compared 161258 event pairs, 1461 based on Foata normal form. 2/13998 useless extension candidates. Maximal degree in co-relation 26713. Up to 3079 conditions per place. [2022-01-19 07:15:15,066 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 516 selfloop transitions, 138 changer transitions 3/1164 dead transitions. [2022-01-19 07:15:15,066 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 745 places, 1164 transitions, 5231 flow [2022-01-19 07:15:15,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-19 07:15:15,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2022-01-19 07:15:15,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 29379 transitions. [2022-01-19 07:15:15,087 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8215604026845638 [2022-01-19 07:15:15,087 INFO L72 ComplementDD]: Start complementDD. Operand 60 states and 29379 transitions. [2022-01-19 07:15:15,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 29379 transitions. [2022-01-19 07:15:15,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:15,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 60 states and 29379 transitions. [2022-01-19 07:15:15,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 61 states, 60 states have (on average 489.65) internal successors, (29379), 60 states have internal predecessors, (29379), 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) [2022-01-19 07:15:15,140 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 61 states, 61 states have (on average 596.0) internal successors, (36356), 61 states have internal predecessors, (36356), 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) [2022-01-19 07:15:15,146 INFO L81 ComplementDD]: Finished complementDD. Result has 61 states, 61 states have (on average 596.0) internal successors, (36356), 61 states have internal predecessors, (36356), 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) [2022-01-19 07:15:15,147 INFO L186 Difference]: Start difference. First operand has 686 places, 672 transitions, 2202 flow. Second operand 60 states and 29379 transitions. [2022-01-19 07:15:15,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 745 places, 1164 transitions, 5231 flow [2022-01-19 07:15:15,197 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 734 places, 1164 transitions, 4847 flow, removed 6 selfloop flow, removed 11 redundant places. [2022-01-19 07:15:15,206 INFO L242 Difference]: Finished difference. Result has 780 places, 752 transitions, 3146 flow [2022-01-19 07:15:15,207 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=2122, PETRI_DIFFERENCE_MINUEND_PLACES=675, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=672, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=603, PETRI_DIFFERENCE_SUBTRAHEND_STATES=60, PETRI_FLOW=3146, PETRI_PLACES=780, PETRI_TRANSITIONS=752} [2022-01-19 07:15:15,208 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 253 predicate places. [2022-01-19 07:15:15,208 INFO L470 AbstractCegarLoop]: Abstraction has has 780 places, 752 transitions, 3146 flow [2022-01-19 07:15:15,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:15,210 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:15,210 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:15,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-01-19 07:15:15,210 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:15,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:15,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1909265420, now seen corresponding path program 3 times [2022-01-19 07:15:15,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:15,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238079875] [2022-01-19 07:15:15,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:15,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:15,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:15,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238079875] [2022-01-19 07:15:15,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238079875] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:15,420 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:15,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:15,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491148075] [2022-01-19 07:15:15,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:15,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:15,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:15,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:15,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:15,425 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:15,429 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 780 places, 752 transitions, 3146 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:15,430 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:15,430 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:15,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:20,549 INFO L129 PetriNetUnfolder]: 3399/15884 cut-off events. [2022-01-19 07:15:20,549 INFO L130 PetriNetUnfolder]: For 17069/17069 co-relation queries the response was YES. [2022-01-19 07:15:20,712 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31400 conditions, 15884 events. 3399/15884 cut-off events. For 17069/17069 co-relation queries the response was YES. Maximal size of possible extension queue 248. Compared 171499 event pairs, 1434 based on Foata normal form. 2/14548 useless extension candidates. Maximal degree in co-relation 31286. Up to 3100 conditions per place. [2022-01-19 07:15:20,752 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 510 selfloop transitions, 167 changer transitions 3/1187 dead transitions. [2022-01-19 07:15:20,753 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 837 places, 1187 transitions, 7532 flow [2022-01-19 07:15:20,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:15:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:15:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28365 transitions. [2022-01-19 07:15:20,766 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8205565841240453 [2022-01-19 07:15:20,766 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28365 transitions. [2022-01-19 07:15:20,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28365 transitions. [2022-01-19 07:15:20,772 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:20,772 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28365 transitions. [2022-01-19 07:15:20,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 489.05172413793105) internal successors, (28365), 58 states have internal predecessors, (28365), 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) [2022-01-19 07:15:20,818 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:20,825 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:20,825 INFO L186 Difference]: Start difference. First operand has 780 places, 752 transitions, 3146 flow. Second operand 58 states and 28365 transitions. [2022-01-19 07:15:20,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 837 places, 1187 transitions, 7532 flow [2022-01-19 07:15:20,906 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 826 places, 1187 transitions, 6793 flow, removed 140 selfloop flow, removed 11 redundant places. [2022-01-19 07:15:20,915 INFO L242 Difference]: Finished difference. Result has 870 places, 829 transitions, 4191 flow [2022-01-19 07:15:20,916 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=2722, PETRI_DIFFERENCE_MINUEND_PLACES=769, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=752, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=90, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=650, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=4191, PETRI_PLACES=870, PETRI_TRANSITIONS=829} [2022-01-19 07:15:20,916 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 343 predicate places. [2022-01-19 07:15:20,916 INFO L470 AbstractCegarLoop]: Abstraction has has 870 places, 829 transitions, 4191 flow [2022-01-19 07:15:20,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:20,918 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:20,918 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:20,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-01-19 07:15:20,918 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:20,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:20,919 INFO L85 PathProgramCache]: Analyzing trace with hash -2003560772, now seen corresponding path program 4 times [2022-01-19 07:15:20,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:20,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860286744] [2022-01-19 07:15:20,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:20,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:21,156 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:21,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:21,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860286744] [2022-01-19 07:15:21,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860286744] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:21,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:21,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:21,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109004941] [2022-01-19 07:15:21,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:21,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:21,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:21,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:21,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:21,163 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:21,166 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 870 places, 829 transitions, 4191 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:21,167 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:21,167 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:21,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:27,200 INFO L129 PetriNetUnfolder]: 3456/16318 cut-off events. [2022-01-19 07:15:27,201 INFO L130 PetriNetUnfolder]: For 37279/37279 co-relation queries the response was YES. [2022-01-19 07:15:27,449 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36434 conditions, 16318 events. 3456/16318 cut-off events. For 37279/37279 co-relation queries the response was YES. Maximal size of possible extension queue 251. Compared 176424 event pairs, 1474 based on Foata normal form. 2/15094 useless extension candidates. Maximal degree in co-relation 36276. Up to 3079 conditions per place. [2022-01-19 07:15:27,491 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 569 selfloop transitions, 206 changer transitions 3/1285 dead transitions. [2022-01-19 07:15:27,491 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 927 places, 1285 transitions, 9487 flow [2022-01-19 07:15:27,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:15:27,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:15:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28362 transitions. [2022-01-19 07:15:27,503 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8204697986577181 [2022-01-19 07:15:27,503 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28362 transitions. [2022-01-19 07:15:27,503 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28362 transitions. [2022-01-19 07:15:27,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:27,507 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28362 transitions. [2022-01-19 07:15:27,524 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 489.0) internal successors, (28362), 58 states have internal predecessors, (28362), 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) [2022-01-19 07:15:27,541 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:27,545 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:27,545 INFO L186 Difference]: Start difference. First operand has 870 places, 829 transitions, 4191 flow. Second operand 58 states and 28362 transitions. [2022-01-19 07:15:27,545 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 927 places, 1285 transitions, 9487 flow [2022-01-19 07:15:27,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 922 places, 1285 transitions, 8557 flow, removed 403 selfloop flow, removed 5 redundant places. [2022-01-19 07:15:27,771 INFO L242 Difference]: Finished difference. Result has 966 places, 906 transitions, 5450 flow [2022-01-19 07:15:27,772 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=3551, PETRI_DIFFERENCE_MINUEND_PLACES=865, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=829, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=129, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=688, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=5450, PETRI_PLACES=966, PETRI_TRANSITIONS=906} [2022-01-19 07:15:27,772 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 439 predicate places. [2022-01-19 07:15:27,772 INFO L470 AbstractCegarLoop]: Abstraction has has 966 places, 906 transitions, 5450 flow [2022-01-19 07:15:27,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:27,774 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:27,774 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:27,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-01-19 07:15:27,774 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:27,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:27,775 INFO L85 PathProgramCache]: Analyzing trace with hash 102389314, now seen corresponding path program 5 times [2022-01-19 07:15:27,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:27,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325945049] [2022-01-19 07:15:27,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:27,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:27,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:27,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325945049] [2022-01-19 07:15:27,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325945049] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:27,996 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:27,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:27,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232766744] [2022-01-19 07:15:27,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:27,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:27,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:27,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:27,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:28,002 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:28,005 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 966 places, 906 transitions, 5450 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:28,005 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:28,005 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:28,005 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:34,355 INFO L129 PetriNetUnfolder]: 3676/17045 cut-off events. [2022-01-19 07:15:34,356 INFO L130 PetriNetUnfolder]: For 66191/66191 co-relation queries the response was YES. [2022-01-19 07:15:34,678 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42224 conditions, 17045 events. 3676/17045 cut-off events. For 66191/66191 co-relation queries the response was YES. Maximal size of possible extension queue 236. Compared 185542 event pairs, 1553 based on Foata normal form. 2/15691 useless extension candidates. Maximal degree in co-relation 42023. Up to 3100 conditions per place. [2022-01-19 07:15:34,732 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 629 selfloop transitions, 204 changer transitions 3/1343 dead transitions. [2022-01-19 07:15:34,732 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1023 places, 1343 transitions, 12289 flow [2022-01-19 07:15:34,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:15:34,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:15:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28349 transitions. [2022-01-19 07:15:34,744 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8200937283036335 [2022-01-19 07:15:34,745 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28349 transitions. [2022-01-19 07:15:34,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28349 transitions. [2022-01-19 07:15:34,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:34,750 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28349 transitions. [2022-01-19 07:15:34,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 488.7758620689655) internal successors, (28349), 58 states have internal predecessors, (28349), 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) [2022-01-19 07:15:34,795 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:34,802 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:34,802 INFO L186 Difference]: Start difference. First operand has 966 places, 906 transitions, 5450 flow. Second operand 58 states and 28349 transitions. [2022-01-19 07:15:34,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1023 places, 1343 transitions, 12289 flow [2022-01-19 07:15:35,152 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1018 places, 1343 transitions, 10931 flow, removed 607 selfloop flow, removed 5 redundant places. [2022-01-19 07:15:35,163 INFO L242 Difference]: Finished difference. Result has 1063 places, 984 transitions, 6850 flow [2022-01-19 07:15:35,164 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=4508, PETRI_DIFFERENCE_MINUEND_PLACES=961, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=906, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=127, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=766, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=6850, PETRI_PLACES=1063, PETRI_TRANSITIONS=984} [2022-01-19 07:15:35,165 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 536 predicate places. [2022-01-19 07:15:35,165 INFO L470 AbstractCegarLoop]: Abstraction has has 1063 places, 984 transitions, 6850 flow [2022-01-19 07:15:35,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:35,166 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:35,166 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:35,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-01-19 07:15:35,166 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:35,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:35,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1378121062, now seen corresponding path program 6 times [2022-01-19 07:15:35,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:35,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083661337] [2022-01-19 07:15:35,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:35,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:35,392 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:35,393 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:35,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083661337] [2022-01-19 07:15:35,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083661337] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:35,393 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:35,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:35,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759814414] [2022-01-19 07:15:35,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:35,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:35,394 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:35,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:35,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:35,399 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:35,403 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1063 places, 984 transitions, 6850 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:35,403 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:35,404 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:35,404 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:43,623 INFO L129 PetriNetUnfolder]: 3725/17547 cut-off events. [2022-01-19 07:15:43,623 INFO L130 PetriNetUnfolder]: For 108344/108344 co-relation queries the response was YES. [2022-01-19 07:15:44,029 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48971 conditions, 17547 events. 3725/17547 cut-off events. For 108344/108344 co-relation queries the response was YES. Maximal size of possible extension queue 267. Compared 192577 event pairs, 1517 based on Foata normal form. 2/16298 useless extension candidates. Maximal degree in co-relation 48726. Up to 3079 conditions per place. [2022-01-19 07:15:44,069 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 699 selfloop transitions, 235 changer transitions 3/1444 dead transitions. [2022-01-19 07:15:44,070 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1120 places, 1444 transitions, 14804 flow [2022-01-19 07:15:44,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:15:44,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:15:44,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28347 transitions. [2022-01-19 07:15:44,080 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8200358713260819 [2022-01-19 07:15:44,081 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28347 transitions. [2022-01-19 07:15:44,081 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28347 transitions. [2022-01-19 07:15:44,084 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:44,084 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28347 transitions. [2022-01-19 07:15:44,100 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 488.7413793103448) internal successors, (28347), 58 states have internal predecessors, (28347), 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) [2022-01-19 07:15:44,118 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:44,122 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:44,122 INFO L186 Difference]: Start difference. First operand has 1063 places, 984 transitions, 6850 flow. Second operand 58 states and 28347 transitions. [2022-01-19 07:15:44,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1120 places, 1444 transitions, 14804 flow [2022-01-19 07:15:44,858 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1115 places, 1444 transitions, 13020 flow, removed 820 selfloop flow, removed 5 redundant places. [2022-01-19 07:15:44,871 INFO L242 Difference]: Finished difference. Result has 1160 places, 1062 transitions, 8336 flow [2022-01-19 07:15:44,872 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=5572, PETRI_DIFFERENCE_MINUEND_PLACES=1058, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=984, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=158, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=813, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=8336, PETRI_PLACES=1160, PETRI_TRANSITIONS=1062} [2022-01-19 07:15:44,872 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 633 predicate places. [2022-01-19 07:15:44,873 INFO L470 AbstractCegarLoop]: Abstraction has has 1160 places, 1062 transitions, 8336 flow [2022-01-19 07:15:44,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:44,874 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:44,874 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:44,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-01-19 07:15:44,874 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:44,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:44,875 INFO L85 PathProgramCache]: Analyzing trace with hash -125973380, now seen corresponding path program 7 times [2022-01-19 07:15:44,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:44,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980767071] [2022-01-19 07:15:44,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:44,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:45,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:45,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980767071] [2022-01-19 07:15:45,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980767071] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:45,065 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:45,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:45,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215883039] [2022-01-19 07:15:45,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:45,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:45,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:45,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:45,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:45,070 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:45,072 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1160 places, 1062 transitions, 8336 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:45,072 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:45,072 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:45,072 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:15:54,118 INFO L129 PetriNetUnfolder]: 3939/18157 cut-off events. [2022-01-19 07:15:54,118 INFO L130 PetriNetUnfolder]: For 164417/164417 co-relation queries the response was YES. [2022-01-19 07:15:54,692 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56249 conditions, 18157 events. 3939/18157 cut-off events. For 164417/164417 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 200828 event pairs, 1601 based on Foata normal form. 2/16804 useless extension candidates. Maximal degree in co-relation 55960. Up to 3100 conditions per place. [2022-01-19 07:15:54,741 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 785 selfloop transitions, 203 changer transitions 3/1498 dead transitions. [2022-01-19 07:15:54,741 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1217 places, 1498 transitions, 17729 flow [2022-01-19 07:15:54,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:15:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:15:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28334 transitions. [2022-01-19 07:15:54,757 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8196598009719972 [2022-01-19 07:15:54,757 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28334 transitions. [2022-01-19 07:15:54,757 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28334 transitions. [2022-01-19 07:15:54,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:15:54,763 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28334 transitions. [2022-01-19 07:15:54,784 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 488.51724137931035) internal successors, (28334), 58 states have internal predecessors, (28334), 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) [2022-01-19 07:15:54,805 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:54,809 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:15:54,810 INFO L186 Difference]: Start difference. First operand has 1160 places, 1062 transitions, 8336 flow. Second operand 58 states and 28334 transitions. [2022-01-19 07:15:54,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1217 places, 1498 transitions, 17729 flow [2022-01-19 07:15:56,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1212 places, 1498 transitions, 15543 flow, removed 1011 selfloop flow, removed 5 redundant places. [2022-01-19 07:15:56,072 INFO L242 Difference]: Finished difference. Result has 1258 places, 1141 transitions, 9891 flow [2022-01-19 07:15:56,073 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=6732, PETRI_DIFFERENCE_MINUEND_PLACES=1155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1062, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=126, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=922, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=9891, PETRI_PLACES=1258, PETRI_TRANSITIONS=1141} [2022-01-19 07:15:56,074 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 731 predicate places. [2022-01-19 07:15:56,074 INFO L470 AbstractCegarLoop]: Abstraction has has 1258 places, 1141 transitions, 9891 flow [2022-01-19 07:15:56,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:56,075 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:15:56,075 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:15:56,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-01-19 07:15:56,075 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:15:56,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:15:56,076 INFO L85 PathProgramCache]: Analyzing trace with hash 2073416232, now seen corresponding path program 8 times [2022-01-19 07:15:56,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:15:56,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106299444] [2022-01-19 07:15:56,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:15:56,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:15:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:15:56,304 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:15:56,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:15:56,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106299444] [2022-01-19 07:15:56,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106299444] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:15:56,305 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:15:56,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:15:56,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849643933] [2022-01-19 07:15:56,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:15:56,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:15:56,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:15:56,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:15:56,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:15:56,311 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:15:56,315 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1258 places, 1141 transitions, 9891 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:15:56,315 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:15:56,315 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:15:56,315 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:16:06,406 INFO L129 PetriNetUnfolder]: 4041/18768 cut-off events. [2022-01-19 07:16:06,407 INFO L130 PetriNetUnfolder]: For 235480/235480 co-relation queries the response was YES. [2022-01-19 07:16:06,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64359 conditions, 18768 events. 4041/18768 cut-off events. For 235480/235480 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 208498 event pairs, 1611 based on Foata normal form. 2/17511 useless extension candidates. Maximal degree in co-relation 64025. Up to 3079 conditions per place. [2022-01-19 07:16:06,872 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 864 selfloop transitions, 226 changer transitions 3/1600 dead transitions. [2022-01-19 07:16:06,872 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1315 places, 1600 transitions, 20457 flow [2022-01-19 07:16:06,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:16:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:16:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28333 transitions. [2022-01-19 07:16:06,883 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8196308724832215 [2022-01-19 07:16:06,883 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28333 transitions. [2022-01-19 07:16:06,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28333 transitions. [2022-01-19 07:16:06,887 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:16:06,887 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28333 transitions. [2022-01-19 07:16:06,903 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 488.5) internal successors, (28333), 58 states have internal predecessors, (28333), 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) [2022-01-19 07:16:06,920 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:16:06,923 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:16:06,923 INFO L186 Difference]: Start difference. First operand has 1258 places, 1141 transitions, 9891 flow. Second operand 58 states and 28333 transitions. [2022-01-19 07:16:06,923 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1315 places, 1600 transitions, 20457 flow [2022-01-19 07:16:08,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1310 places, 1600 transitions, 17783 flow, removed 1255 selfloop flow, removed 5 redundant places. [2022-01-19 07:16:08,946 INFO L242 Difference]: Finished difference. Result has 1356 places, 1220 transitions, 11492 flow [2022-01-19 07:16:08,947 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=7919, PETRI_DIFFERENCE_MINUEND_PLACES=1253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=978, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=11492, PETRI_PLACES=1356, PETRI_TRANSITIONS=1220} [2022-01-19 07:16:08,947 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 829 predicate places. [2022-01-19 07:16:08,947 INFO L470 AbstractCegarLoop]: Abstraction has has 1356 places, 1220 transitions, 11492 flow [2022-01-19 07:16:08,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:16:08,949 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:16:08,949 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:16:08,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-01-19 07:16:08,949 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:16:08,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:16:08,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1117320100, now seen corresponding path program 9 times [2022-01-19 07:16:08,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:16:08,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182476020] [2022-01-19 07:16:08,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:16:08,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:16:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:16:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:16:09,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:16:09,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182476020] [2022-01-19 07:16:09,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182476020] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:16:09,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:16:09,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:16:09,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395770114] [2022-01-19 07:16:09,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:16:09,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:16:09,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:16:09,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:16:09,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:16:09,189 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:16:09,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1356 places, 1220 transitions, 11492 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:16:09,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:16:09,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:16:09,194 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:16:20,820 INFO L129 PetriNetUnfolder]: 4357/20134 cut-off events. [2022-01-19 07:16:20,820 INFO L130 PetriNetUnfolder]: For 328217/328217 co-relation queries the response was YES. [2022-01-19 07:16:21,349 INFO L84 FinitePrefix]: Finished finitePrefix Result has 73628 conditions, 20134 events. 4357/20134 cut-off events. For 328217/328217 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 225953 event pairs, 1864 based on Foata normal form. 2/18656 useless extension candidates. Maximal degree in co-relation 73249. Up to 3100 conditions per place. [2022-01-19 07:16:21,406 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 983 selfloop transitions, 164 changer transitions 3/1657 dead transitions. [2022-01-19 07:16:21,406 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1414 places, 1657 transitions, 23392 flow [2022-01-19 07:16:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-19 07:16:21,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2022-01-19 07:16:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 28808 transitions. [2022-01-19 07:16:21,418 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8192469571152314 [2022-01-19 07:16:21,418 INFO L72 ComplementDD]: Start complementDD. Operand 59 states and 28808 transitions. [2022-01-19 07:16:21,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 28808 transitions. [2022-01-19 07:16:21,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:16:21,422 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 59 states and 28808 transitions. [2022-01-19 07:16:21,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 60 states, 59 states have (on average 488.271186440678) internal successors, (28808), 59 states have internal predecessors, (28808), 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) [2022-01-19 07:16:21,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:16:21,461 INFO L81 ComplementDD]: Finished complementDD. Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:16:21,461 INFO L186 Difference]: Start difference. First operand has 1356 places, 1220 transitions, 11492 flow. Second operand 59 states and 28808 transitions. [2022-01-19 07:16:21,461 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1414 places, 1657 transitions, 23392 flow [2022-01-19 07:16:24,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1409 places, 1657 transitions, 20374 flow, removed 1417 selfloop flow, removed 5 redundant places. [2022-01-19 07:16:24,558 INFO L242 Difference]: Finished difference. Result has 1456 places, 1300 transitions, 13045 flow [2022-01-19 07:16:24,559 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=9170, PETRI_DIFFERENCE_MINUEND_PLACES=1351, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1220, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=87, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=59, PETRI_FLOW=13045, PETRI_PLACES=1456, PETRI_TRANSITIONS=1300} [2022-01-19 07:16:24,561 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 929 predicate places. [2022-01-19 07:16:24,561 INFO L470 AbstractCegarLoop]: Abstraction has has 1456 places, 1300 transitions, 13045 flow [2022-01-19 07:16:24,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:16:24,562 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:16:24,562 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:16:24,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-01-19 07:16:24,563 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:16:24,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:16:24,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1932896218, now seen corresponding path program 10 times [2022-01-19 07:16:24,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:16:24,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431840116] [2022-01-19 07:16:24,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:16:24,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:16:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:16:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:16:24,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:16:24,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431840116] [2022-01-19 07:16:24,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431840116] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:16:24,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:16:24,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:16:24,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134924985] [2022-01-19 07:16:24,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:16:24,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:16:24,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:16:24,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:16:24,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:16:24,783 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:16:24,788 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1456 places, 1300 transitions, 13045 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:16:24,788 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:16:24,788 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:16:24,788 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:16:37,572 INFO L129 PetriNetUnfolder]: 4403/20232 cut-off events. [2022-01-19 07:16:37,573 INFO L130 PetriNetUnfolder]: For 435276/435276 co-relation queries the response was YES. [2022-01-19 07:16:38,174 INFO L84 FinitePrefix]: Finished finitePrefix Result has 82641 conditions, 20232 events. 4403/20232 cut-off events. For 435276/435276 co-relation queries the response was YES. Maximal size of possible extension queue 313. Compared 228558 event pairs, 1764 based on Foata normal form. 2/18949 useless extension candidates. Maximal degree in co-relation 82216. Up to 3079 conditions per place. [2022-01-19 07:16:38,230 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1068 selfloop transitions, 179 changer transitions 3/1757 dead transitions. [2022-01-19 07:16:38,231 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1514 places, 1757 transitions, 26077 flow [2022-01-19 07:16:38,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-19 07:16:38,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2022-01-19 07:16:38,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 28807 transitions. [2022-01-19 07:16:38,242 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8192185189398248 [2022-01-19 07:16:38,242 INFO L72 ComplementDD]: Start complementDD. Operand 59 states and 28807 transitions. [2022-01-19 07:16:38,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 28807 transitions. [2022-01-19 07:16:38,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:16:38,246 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 59 states and 28807 transitions. [2022-01-19 07:16:38,497 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 60 states, 59 states have (on average 488.2542372881356) internal successors, (28807), 59 states have internal predecessors, (28807), 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) [2022-01-19 07:16:38,517 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:16:38,520 INFO L81 ComplementDD]: Finished complementDD. Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:16:38,520 INFO L186 Difference]: Start difference. First operand has 1456 places, 1300 transitions, 13045 flow. Second operand 59 states and 28807 transitions. [2022-01-19 07:16:38,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1514 places, 1757 transitions, 26077 flow [2022-01-19 07:16:43,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1509 places, 1757 transitions, 22533 flow, removed 1680 selfloop flow, removed 5 redundant places. [2022-01-19 07:16:43,029 INFO L242 Difference]: Finished difference. Result has 1556 places, 1380 transitions, 14600 flow [2022-01-19 07:16:43,030 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=10323, PETRI_DIFFERENCE_MINUEND_PLACES=1451, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=102, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=59, PETRI_FLOW=14600, PETRI_PLACES=1556, PETRI_TRANSITIONS=1380} [2022-01-19 07:16:43,030 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1029 predicate places. [2022-01-19 07:16:43,030 INFO L470 AbstractCegarLoop]: Abstraction has has 1556 places, 1380 transitions, 14600 flow [2022-01-19 07:16:43,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:16:43,031 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:16:43,032 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:16:43,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-01-19 07:16:43,032 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:16:43,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:16:43,032 INFO L85 PathProgramCache]: Analyzing trace with hash -709051800, now seen corresponding path program 11 times [2022-01-19 07:16:43,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:16:43,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423712560] [2022-01-19 07:16:43,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:16:43,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:16:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:16:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:16:43,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:16:43,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423712560] [2022-01-19 07:16:43,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423712560] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:16:43,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:16:43,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:16:43,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405149946] [2022-01-19 07:16:43,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:16:43,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:16:43,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:16:43,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:16:43,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:16:43,248 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:16:43,252 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1556 places, 1380 transitions, 14600 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:16:43,252 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:16:43,252 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:16:43,252 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:16:57,757 INFO L129 PetriNetUnfolder]: 4692/21162 cut-off events. [2022-01-19 07:16:57,758 INFO L130 PetriNetUnfolder]: For 578318/578322 co-relation queries the response was YES. [2022-01-19 07:16:58,616 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93437 conditions, 21162 events. 4692/21162 cut-off events. For 578318/578322 co-relation queries the response was YES. Maximal size of possible extension queue 347. Compared 242340 event pairs, 1903 based on Foata normal form. 2/19732 useless extension candidates. Maximal degree in co-relation 92966. Up to 3100 conditions per place. [2022-01-19 07:16:58,675 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1128 selfloop transitions, 162 changer transitions 3/1800 dead transitions. [2022-01-19 07:16:58,675 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1614 places, 1800 transitions, 28696 flow [2022-01-19 07:16:58,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-19 07:16:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2022-01-19 07:16:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 28793 transitions. [2022-01-19 07:16:58,686 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8188203844841315 [2022-01-19 07:16:58,686 INFO L72 ComplementDD]: Start complementDD. Operand 59 states and 28793 transitions. [2022-01-19 07:16:58,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 28793 transitions. [2022-01-19 07:16:58,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:16:58,689 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 59 states and 28793 transitions. [2022-01-19 07:16:58,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 60 states, 59 states have (on average 488.0169491525424) internal successors, (28793), 59 states have internal predecessors, (28793), 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) [2022-01-19 07:16:58,719 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:16:58,723 INFO L81 ComplementDD]: Finished complementDD. Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:16:58,723 INFO L186 Difference]: Start difference. First operand has 1556 places, 1380 transitions, 14600 flow. Second operand 59 states and 28793 transitions. [2022-01-19 07:16:58,723 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1614 places, 1800 transitions, 28696 flow [2022-01-19 07:17:07,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1609 places, 1800 transitions, 24910 flow, removed 1791 selfloop flow, removed 5 redundant places. [2022-01-19 07:17:07,309 INFO L242 Difference]: Finished difference. Result has 1657 places, 1461 transitions, 16204 flow [2022-01-19 07:17:07,310 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=11504, PETRI_DIFFERENCE_MINUEND_PLACES=1551, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=84, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1280, PETRI_DIFFERENCE_SUBTRAHEND_STATES=59, PETRI_FLOW=16204, PETRI_PLACES=1657, PETRI_TRANSITIONS=1461} [2022-01-19 07:17:07,311 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1130 predicate places. [2022-01-19 07:17:07,311 INFO L470 AbstractCegarLoop]: Abstraction has has 1657 places, 1461 transitions, 16204 flow [2022-01-19 07:17:07,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:17:07,312 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:17:07,312 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:17:07,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-01-19 07:17:07,312 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:17:07,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:17:07,314 INFO L85 PathProgramCache]: Analyzing trace with hash -931781678, now seen corresponding path program 12 times [2022-01-19 07:17:07,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:17:07,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690992645] [2022-01-19 07:17:07,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:17:07,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:17:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:17:07,536 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:17:07,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:17:07,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690992645] [2022-01-19 07:17:07,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690992645] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:17:07,536 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:17:07,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:17:07,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943286678] [2022-01-19 07:17:07,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:17:07,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:17:07,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:17:07,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:17:07,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:17:07,542 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:17:07,546 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1657 places, 1461 transitions, 16204 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:17:07,546 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:17:07,546 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:17:07,546 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:17:23,244 INFO L129 PetriNetUnfolder]: 4858/21997 cut-off events. [2022-01-19 07:17:23,245 INFO L130 PetriNetUnfolder]: For 737215/737225 co-relation queries the response was YES. [2022-01-19 07:17:24,148 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105255 conditions, 21997 events. 4858/21997 cut-off events. For 737215/737225 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 253782 event pairs, 1903 based on Foata normal form. 2/20680 useless extension candidates. Maximal degree in co-relation 104737. Up to 3079 conditions per place. [2022-01-19 07:17:24,215 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1214 selfloop transitions, 173 changer transitions 3/1897 dead transitions. [2022-01-19 07:17:24,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1715 places, 1897 transitions, 31361 flow [2022-01-19 07:17:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-19 07:17:24,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2022-01-19 07:17:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 28793 transitions. [2022-01-19 07:17:24,226 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8188203844841315 [2022-01-19 07:17:24,226 INFO L72 ComplementDD]: Start complementDD. Operand 59 states and 28793 transitions. [2022-01-19 07:17:24,226 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 28793 transitions. [2022-01-19 07:17:24,230 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:17:24,230 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 59 states and 28793 transitions. [2022-01-19 07:17:24,246 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 60 states, 59 states have (on average 488.0169491525424) internal successors, (28793), 59 states have internal predecessors, (28793), 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) [2022-01-19 07:17:24,265 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:17:24,270 INFO L81 ComplementDD]: Finished complementDD. Result has 60 states, 60 states have (on average 596.0) internal successors, (35760), 60 states have internal predecessors, (35760), 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) [2022-01-19 07:17:24,271 INFO L186 Difference]: Start difference. First operand has 1657 places, 1461 transitions, 16204 flow. Second operand 59 states and 28793 transitions. [2022-01-19 07:17:24,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1715 places, 1897 transitions, 31361 flow [2022-01-19 07:17:33,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1711 places, 1897 transitions, 27107 flow, removed 2062 selfloop flow, removed 4 redundant places. [2022-01-19 07:17:33,968 INFO L242 Difference]: Finished difference. Result has 1759 places, 1542 transitions, 17826 flow [2022-01-19 07:17:33,969 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=12716, PETRI_DIFFERENCE_MINUEND_PLACES=1653, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1461, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=95, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=59, PETRI_FLOW=17826, PETRI_PLACES=1759, PETRI_TRANSITIONS=1542} [2022-01-19 07:17:33,970 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1232 predicate places. [2022-01-19 07:17:33,970 INFO L470 AbstractCegarLoop]: Abstraction has has 1759 places, 1542 transitions, 17826 flow [2022-01-19 07:17:33,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:17:33,971 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:17:33,971 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:17:33,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-01-19 07:17:33,971 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:17:33,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:17:33,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1453746146, now seen corresponding path program 13 times [2022-01-19 07:17:33,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:17:33,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921027424] [2022-01-19 07:17:33,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:17:33,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:17:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:17:34,234 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:17:34,235 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:17:34,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921027424] [2022-01-19 07:17:34,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921027424] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:17:34,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:17:34,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:17:34,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162063786] [2022-01-19 07:17:34,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:17:34,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:17:34,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:17:34,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:17:34,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:17:34,241 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:17:34,244 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1759 places, 1542 transitions, 17826 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:17:34,244 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:17:34,245 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:17:34,245 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:17:51,306 INFO L129 PetriNetUnfolder]: 5023/23123 cut-off events. [2022-01-19 07:17:51,306 INFO L130 PetriNetUnfolder]: For 823103/823119 co-relation queries the response was YES. [2022-01-19 07:17:52,604 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108241 conditions, 23123 events. 5023/23123 cut-off events. For 823103/823119 co-relation queries the response was YES. Maximal size of possible extension queue 376. Compared 268740 event pairs, 1777 based on Foata normal form. 8/21573 useless extension candidates. Maximal degree in co-relation 107676. Up to 3100 conditions per place. [2022-01-19 07:17:52,676 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1079 selfloop transitions, 542 changer transitions 3/2131 dead transitions. [2022-01-19 07:17:52,676 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1813 places, 2131 transitions, 35440 flow [2022-01-19 07:17:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-19 07:17:52,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2022-01-19 07:17:52,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 26907 transitions. [2022-01-19 07:17:52,686 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8208358755338621 [2022-01-19 07:17:52,686 INFO L72 ComplementDD]: Start complementDD. Operand 55 states and 26907 transitions. [2022-01-19 07:17:52,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 26907 transitions. [2022-01-19 07:17:52,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:17:52,690 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 55 states and 26907 transitions. [2022-01-19 07:17:52,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 56 states, 55 states have (on average 489.2181818181818) internal successors, (26907), 55 states have internal predecessors, (26907), 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) [2022-01-19 07:17:52,719 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 56 states, 56 states have (on average 596.0) internal successors, (33376), 56 states have internal predecessors, (33376), 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) [2022-01-19 07:17:52,723 INFO L81 ComplementDD]: Finished complementDD. Result has 56 states, 56 states have (on average 596.0) internal successors, (33376), 56 states have internal predecessors, (33376), 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) [2022-01-19 07:17:52,723 INFO L186 Difference]: Start difference. First operand has 1759 places, 1542 transitions, 17826 flow. Second operand 55 states and 26907 transitions. [2022-01-19 07:17:52,723 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1813 places, 2131 transitions, 35440 flow [2022-01-19 07:18:02,210 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1809 places, 2131 transitions, 29030 flow, removed 3140 selfloop flow, removed 4 redundant places. [2022-01-19 07:18:02,233 INFO L242 Difference]: Finished difference. Result has 1849 places, 1611 transitions, 17873 flow [2022-01-19 07:18:02,234 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=13956, PETRI_DIFFERENCE_MINUEND_PLACES=1755, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1542, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=473, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1058, PETRI_DIFFERENCE_SUBTRAHEND_STATES=55, PETRI_FLOW=17873, PETRI_PLACES=1849, PETRI_TRANSITIONS=1611} [2022-01-19 07:18:02,235 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1322 predicate places. [2022-01-19 07:18:02,235 INFO L470 AbstractCegarLoop]: Abstraction has has 1849 places, 1611 transitions, 17873 flow [2022-01-19 07:18:02,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:18:02,236 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:18:02,236 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:18:02,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-01-19 07:18:02,237 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:18:02,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:18:02,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1129447238, now seen corresponding path program 14 times [2022-01-19 07:18:02,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:18:02,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72988733] [2022-01-19 07:18:02,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:18:02,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:18:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:18:02,448 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:18:02,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:18:02,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72988733] [2022-01-19 07:18:02,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72988733] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:18:02,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:18:02,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:18:02,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498365949] [2022-01-19 07:18:02,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:18:02,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:18:02,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:18:02,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:18:02,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:18:02,454 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:18:02,458 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1849 places, 1611 transitions, 17873 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:18:02,458 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:18:02,458 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:18:02,458 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:18:23,777 INFO L129 PetriNetUnfolder]: 5393/24036 cut-off events. [2022-01-19 07:18:23,778 INFO L130 PetriNetUnfolder]: For 1206226/1206264 co-relation queries the response was YES. [2022-01-19 07:18:25,773 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134667 conditions, 24036 events. 5393/24036 cut-off events. For 1206226/1206264 co-relation queries the response was YES. Maximal size of possible extension queue 425. Compared 281334 event pairs, 2355 based on Foata normal form. 5/22617 useless extension candidates. Maximal degree in co-relation 134063. Up to 3341 conditions per place. [2022-01-19 07:18:25,849 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1357 selfloop transitions, 150 changer transitions 3/2017 dead transitions. [2022-01-19 07:18:25,849 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1906 places, 2017 transitions, 35061 flow [2022-01-19 07:18:25,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:18:25,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:18:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28318 transitions. [2022-01-19 07:18:25,860 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8191969451515853 [2022-01-19 07:18:25,860 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28318 transitions. [2022-01-19 07:18:25,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28318 transitions. [2022-01-19 07:18:25,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:18:25,863 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28318 transitions. [2022-01-19 07:18:25,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 488.2413793103448) internal successors, (28318), 58 states have internal predecessors, (28318), 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) [2022-01-19 07:18:25,893 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:18:25,897 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:18:25,897 INFO L186 Difference]: Start difference. First operand has 1849 places, 1611 transitions, 17873 flow. Second operand 58 states and 28318 transitions. [2022-01-19 07:18:25,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1906 places, 2017 transitions, 35061 flow [2022-01-19 07:18:41,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1900 places, 2017 transitions, 32632 flow, removed 997 selfloop flow, removed 6 redundant places. [2022-01-19 07:18:41,315 INFO L242 Difference]: Finished difference. Result has 1946 places, 1695 transitions, 21597 flow [2022-01-19 07:18:41,316 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=15587, PETRI_DIFFERENCE_MINUEND_PLACES=1843, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1611, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=75, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1519, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=21597, PETRI_PLACES=1946, PETRI_TRANSITIONS=1695} [2022-01-19 07:18:41,317 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1419 predicate places. [2022-01-19 07:18:41,317 INFO L470 AbstractCegarLoop]: Abstraction has has 1946 places, 1695 transitions, 21597 flow [2022-01-19 07:18:41,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:18:41,318 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:18:41,318 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:18:41,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-01-19 07:18:41,318 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:18:41,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:18:41,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1579267606, now seen corresponding path program 15 times [2022-01-19 07:18:41,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:18:41,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139925535] [2022-01-19 07:18:41,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:18:41,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:18:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:18:41,531 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:18:41,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:18:41,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139925535] [2022-01-19 07:18:41,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139925535] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:18:41,531 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:18:41,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:18:41,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330462964] [2022-01-19 07:18:41,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:18:41,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:18:41,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:18:41,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:18:41,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:18:41,535 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:18:41,538 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1946 places, 1695 transitions, 21597 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:18:41,538 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:18:41,538 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:18:41,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:19:01,329 INFO L129 PetriNetUnfolder]: 5498/24658 cut-off events. [2022-01-19 07:19:01,329 INFO L130 PetriNetUnfolder]: For 1379596/1379638 co-relation queries the response was YES. [2022-01-19 07:19:03,315 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141515 conditions, 24658 events. 5498/24658 cut-off events. For 1379596/1379638 co-relation queries the response was YES. Maximal size of possible extension queue 434. Compared 291454 event pairs, 1803 based on Foata normal form. 10/23081 useless extension candidates. Maximal degree in co-relation 140866. Up to 3100 conditions per place. [2022-01-19 07:19:03,397 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1240 selfloop transitions, 460 changer transitions 3/2210 dead transitions. [2022-01-19 07:19:03,397 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1975 places, 2210 transitions, 39095 flow [2022-01-19 07:19:03,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-19 07:19:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2022-01-19 07:19:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 14800 transitions. [2022-01-19 07:19:03,403 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8277404921700223 [2022-01-19 07:19:03,403 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 14800 transitions. [2022-01-19 07:19:03,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 14800 transitions. [2022-01-19 07:19:03,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:19:03,405 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 14800 transitions. [2022-01-19 07:19:03,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 493.3333333333333) internal successors, (14800), 30 states have internal predecessors, (14800), 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) [2022-01-19 07:19:03,622 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 596.0) internal successors, (18476), 31 states have internal predecessors, (18476), 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) [2022-01-19 07:19:03,623 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 596.0) internal successors, (18476), 31 states have internal predecessors, (18476), 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) [2022-01-19 07:19:03,623 INFO L186 Difference]: Start difference. First operand has 1946 places, 1695 transitions, 21597 flow. Second operand 30 states and 14800 transitions. [2022-01-19 07:19:03,623 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1975 places, 2210 transitions, 39095 flow [2022-01-19 07:19:23,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1972 places, 2210 transitions, 30650 flow, removed 4192 selfloop flow, removed 3 redundant places. [2022-01-19 07:19:23,032 INFO L242 Difference]: Finished difference. Result has 1988 places, 1729 transitions, 19221 flow [2022-01-19 07:19:23,033 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=17002, PETRI_DIFFERENCE_MINUEND_PLACES=1943, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1695, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=426, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=19221, PETRI_PLACES=1988, PETRI_TRANSITIONS=1729} [2022-01-19 07:19:23,034 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1461 predicate places. [2022-01-19 07:19:23,034 INFO L470 AbstractCegarLoop]: Abstraction has has 1988 places, 1729 transitions, 19221 flow [2022-01-19 07:19:23,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:19:23,035 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:19:23,035 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:19:23,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-01-19 07:19:23,035 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:19:23,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:19:23,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1417894316, now seen corresponding path program 16 times [2022-01-19 07:19:23,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:19:23,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262721202] [2022-01-19 07:19:23,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:19:23,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:19:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:19:23,263 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:19:23,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:19:23,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262721202] [2022-01-19 07:19:23,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262721202] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:19:23,263 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:19:23,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:19:23,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325464687] [2022-01-19 07:19:23,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:19:23,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:19:23,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:19:23,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:19:23,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:19:23,269 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:19:23,272 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1988 places, 1729 transitions, 19221 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:19:23,273 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:19:23,273 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:19:23,273 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:19:50,574 INFO L129 PetriNetUnfolder]: 6170/27545 cut-off events. [2022-01-19 07:19:50,574 INFO L130 PetriNetUnfolder]: For 1768968/1769032 co-relation queries the response was YES. [2022-01-19 07:19:52,382 INFO L84 FinitePrefix]: Finished finitePrefix Result has 167710 conditions, 27545 events. 6170/27545 cut-off events. For 1768968/1769032 co-relation queries the response was YES. Maximal size of possible extension queue 492. Compared 327860 event pairs, 3561 based on Foata normal form. 6/25813 useless extension candidates. Maximal degree in co-relation 167046. Up to 3961 conditions per place. [2022-01-19 07:19:52,491 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1458 selfloop transitions, 131 changer transitions 3/2099 dead transitions. [2022-01-19 07:19:52,491 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 2045 places, 2099 transitions, 38229 flow [2022-01-19 07:19:52,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:19:52,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:19:52,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28304 transitions. [2022-01-19 07:19:52,501 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8187919463087249 [2022-01-19 07:19:52,502 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28304 transitions. [2022-01-19 07:19:52,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28304 transitions. [2022-01-19 07:19:52,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:19:52,710 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28304 transitions. [2022-01-19 07:19:52,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 488.0) internal successors, (28304), 58 states have internal predecessors, (28304), 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) [2022-01-19 07:19:52,750 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:19:52,756 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:19:52,756 INFO L186 Difference]: Start difference. First operand has 1988 places, 1729 transitions, 19221 flow. Second operand 58 states and 28304 transitions. [2022-01-19 07:19:52,756 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 2045 places, 2099 transitions, 38229 flow [2022-01-19 07:20:12,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 2039 places, 2099 transitions, 37009 flow, removed 435 selfloop flow, removed 6 redundant places. [2022-01-19 07:20:12,807 INFO L242 Difference]: Finished difference. Result has 2086 places, 1814 transitions, 24741 flow [2022-01-19 07:20:12,809 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=18152, PETRI_DIFFERENCE_MINUEND_PLACES=1982, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1729, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1656, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=24741, PETRI_PLACES=2086, PETRI_TRANSITIONS=1814} [2022-01-19 07:20:12,809 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1559 predicate places. [2022-01-19 07:20:12,809 INFO L470 AbstractCegarLoop]: Abstraction has has 2086 places, 1814 transitions, 24741 flow [2022-01-19 07:20:12,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:20:12,810 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:20:12,810 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:20:12,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-01-19 07:20:12,810 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:20:12,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:20:12,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1999198820, now seen corresponding path program 17 times [2022-01-19 07:20:12,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:20:12,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019945153] [2022-01-19 07:20:12,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:20:12,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:20:12,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:20:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:20:13,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:20:13,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019945153] [2022-01-19 07:20:13,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019945153] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:20:13,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:20:13,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:20:13,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030734317] [2022-01-19 07:20:13,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:20:13,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:20:13,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:20:13,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:20:13,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:20:13,007 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:20:13,011 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 2086 places, 1814 transitions, 24741 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:20:13,011 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:20:13,011 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:20:13,011 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:20:36,914 INFO L129 PetriNetUnfolder]: 6076/26963 cut-off events. [2022-01-19 07:20:36,915 INFO L130 PetriNetUnfolder]: For 1926270/1926337 co-relation queries the response was YES. [2022-01-19 07:20:39,867 INFO L84 FinitePrefix]: Finished finitePrefix Result has 174509 conditions, 26963 events. 6076/26963 cut-off events. For 1926270/1926337 co-relation queries the response was YES. Maximal size of possible extension queue 501. Compared 323732 event pairs, 1928 based on Foata normal form. 17/25335 useless extension candidates. Maximal degree in co-relation 173799. Up to 3100 conditions per place. [2022-01-19 07:20:39,969 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1333 selfloop transitions, 588 changer transitions 3/2431 dead transitions. [2022-01-19 07:20:39,969 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 2121 places, 2431 transitions, 44209 flow [2022-01-19 07:20:39,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-01-19 07:20:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2022-01-19 07:20:39,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 17681 transitions. [2022-01-19 07:20:39,976 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.824058538404176 [2022-01-19 07:20:39,976 INFO L72 ComplementDD]: Start complementDD. Operand 36 states and 17681 transitions. [2022-01-19 07:20:39,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 17681 transitions. [2022-01-19 07:20:39,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:20:39,978 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 36 states and 17681 transitions. [2022-01-19 07:20:39,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 37 states, 36 states have (on average 491.1388888888889) internal successors, (17681), 36 states have internal predecessors, (17681), 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) [2022-01-19 07:20:39,998 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 37 states, 37 states have (on average 596.0) internal successors, (22052), 37 states have internal predecessors, (22052), 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) [2022-01-19 07:20:40,001 INFO L81 ComplementDD]: Finished complementDD. Result has 37 states, 37 states have (on average 596.0) internal successors, (22052), 37 states have internal predecessors, (22052), 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) [2022-01-19 07:20:40,001 INFO L186 Difference]: Start difference. First operand has 2086 places, 1814 transitions, 24741 flow. Second operand 36 states and 17681 transitions. [2022-01-19 07:20:40,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 2121 places, 2431 transitions, 44209 flow [2022-01-19 07:21:14,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 2119 places, 2431 transitions, 34630 flow, removed 4782 selfloop flow, removed 2 redundant places. [2022-01-19 07:21:14,056 INFO L242 Difference]: Finished difference. Result has 2143 places, 1873 transitions, 23211 flow [2022-01-19 07:21:14,057 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=19608, PETRI_DIFFERENCE_MINUEND_PLACES=2084, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1814, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=529, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=23211, PETRI_PLACES=2143, PETRI_TRANSITIONS=1873} [2022-01-19 07:21:14,058 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1616 predicate places. [2022-01-19 07:21:14,058 INFO L470 AbstractCegarLoop]: Abstraction has has 2143 places, 1873 transitions, 23211 flow [2022-01-19 07:21:14,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:21:14,059 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:21:14,059 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:21:14,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-01-19 07:21:14,059 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:21:14,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:21:14,060 INFO L85 PathProgramCache]: Analyzing trace with hash -2050598446, now seen corresponding path program 18 times [2022-01-19 07:21:14,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:21:14,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503526439] [2022-01-19 07:21:14,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:21:14,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:21:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:21:14,264 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:21:14,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:21:14,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503526439] [2022-01-19 07:21:14,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503526439] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:21:14,264 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:21:14,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:21:14,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242153913] [2022-01-19 07:21:14,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:21:14,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:21:14,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:21:14,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:21:14,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:21:14,270 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:21:14,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 2143 places, 1873 transitions, 23211 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:21:14,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:21:14,274 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:21:14,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:21:40,525 INFO L129 PetriNetUnfolder]: 6081/26444 cut-off events. [2022-01-19 07:21:40,525 INFO L130 PetriNetUnfolder]: For 1925762/1925863 co-relation queries the response was YES. [2022-01-19 07:21:42,704 INFO L84 FinitePrefix]: Finished finitePrefix Result has 171325 conditions, 26444 events. 6081/26444 cut-off events. For 1925762/1925863 co-relation queries the response was YES. Maximal size of possible extension queue 505. Compared 315812 event pairs, 2848 based on Foata normal form. 9/24915 useless extension candidates. Maximal degree in co-relation 170592. Up to 5340 conditions per place. [2022-01-19 07:21:42,800 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1523 selfloop transitions, 449 changer transitions 3/2482 dead transitions. [2022-01-19 07:21:42,800 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 2200 places, 2482 transitions, 47081 flow [2022-01-19 07:21:42,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-19 07:21:42,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2022-01-19 07:21:42,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 28265 transitions. [2022-01-19 07:21:42,811 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8176637352464707 [2022-01-19 07:21:42,811 INFO L72 ComplementDD]: Start complementDD. Operand 58 states and 28265 transitions. [2022-01-19 07:21:42,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 28265 transitions. [2022-01-19 07:21:42,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:21:42,814 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 58 states and 28265 transitions. [2022-01-19 07:21:43,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 59 states, 58 states have (on average 487.32758620689657) internal successors, (28265), 58 states have internal predecessors, (28265), 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) [2022-01-19 07:21:43,050 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:21:43,056 INFO L81 ComplementDD]: Finished complementDD. Result has 59 states, 59 states have (on average 596.0) internal successors, (35164), 59 states have internal predecessors, (35164), 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) [2022-01-19 07:21:43,056 INFO L186 Difference]: Start difference. First operand has 2143 places, 1873 transitions, 23211 flow. Second operand 58 states and 28265 transitions. [2022-01-19 07:21:43,056 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 2200 places, 2482 transitions, 47081 flow [2022-01-19 07:22:10,513 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 2195 places, 2482 transitions, 45299 flow, removed 707 selfloop flow, removed 5 redundant places. [2022-01-19 07:22:10,542 INFO L242 Difference]: Finished difference. Result has 2245 places, 1955 transitions, 29952 flow [2022-01-19 07:22:10,544 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=21758, PETRI_DIFFERENCE_MINUEND_PLACES=2138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1873, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=370, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1485, PETRI_DIFFERENCE_SUBTRAHEND_STATES=58, PETRI_FLOW=29952, PETRI_PLACES=2245, PETRI_TRANSITIONS=1955} [2022-01-19 07:22:10,544 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1718 predicate places. [2022-01-19 07:22:10,544 INFO L470 AbstractCegarLoop]: Abstraction has has 2245 places, 1955 transitions, 29952 flow [2022-01-19 07:22:10,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:22:10,545 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:22:10,545 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:22:10,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-01-19 07:22:10,545 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:22:10,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:22:10,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1554308756, now seen corresponding path program 19 times [2022-01-19 07:22:10,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:22:10,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344585847] [2022-01-19 07:22:10,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:22:10,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:22:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:22:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:22:10,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:22:10,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344585847] [2022-01-19 07:22:10,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344585847] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:22:10,737 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:22:10,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:22:10,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098444817] [2022-01-19 07:22:10,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:22:10,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:22:10,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:22:10,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:22:10,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:22:10,741 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:22:10,744 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 2245 places, 1955 transitions, 29952 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:22:10,744 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:22:10,744 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:22:10,744 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 07:22:39,385 INFO L129 PetriNetUnfolder]: 6239/28194 cut-off events. [2022-01-19 07:22:39,385 INFO L130 PetriNetUnfolder]: For 1949828/1949920 co-relation queries the response was YES. [2022-01-19 07:22:42,949 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177882 conditions, 28194 events. 6239/28194 cut-off events. For 1949828/1949920 co-relation queries the response was YES. Maximal size of possible extension queue 519. Compared 342419 event pairs, 2186 based on Foata normal form. 16/26465 useless extension candidates. Maximal degree in co-relation 177100. Up to 5058 conditions per place. [2022-01-19 07:22:43,041 INFO L132 encePairwiseOnDemand]: 570/596 looper letters, 1686 selfloop transitions, 235 changer transitions 3/2431 dead transitions. [2022-01-19 07:22:43,041 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 2301 places, 2431 transitions, 47488 flow [2022-01-19 07:22:43,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-19 07:22:43,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2022-01-19 07:22:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 27840 transitions. [2022-01-19 07:22:43,051 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8194984104556694 [2022-01-19 07:22:43,051 INFO L72 ComplementDD]: Start complementDD. Operand 57 states and 27840 transitions. [2022-01-19 07:22:43,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 27840 transitions. [2022-01-19 07:22:43,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 07:22:43,055 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 57 states and 27840 transitions. [2022-01-19 07:22:43,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 58 states, 57 states have (on average 488.42105263157896) internal successors, (27840), 57 states have internal predecessors, (27840), 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) [2022-01-19 07:22:43,081 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 58 states, 58 states have (on average 596.0) internal successors, (34568), 58 states have internal predecessors, (34568), 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) [2022-01-19 07:22:43,084 INFO L81 ComplementDD]: Finished complementDD. Result has 58 states, 58 states have (on average 596.0) internal successors, (34568), 58 states have internal predecessors, (34568), 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) [2022-01-19 07:22:43,084 INFO L186 Difference]: Start difference. First operand has 2245 places, 1955 transitions, 29952 flow. Second operand 57 states and 27840 transitions. [2022-01-19 07:22:43,084 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 2301 places, 2431 transitions, 47488 flow [2022-01-19 07:23:19,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 2299 places, 2431 transitions, 39139 flow, removed 4167 selfloop flow, removed 2 redundant places. [2022-01-19 07:23:19,068 INFO L242 Difference]: Finished difference. Result has 2339 places, 2025 transitions, 27745 flow [2022-01-19 07:23:19,070 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=596, PETRI_DIFFERENCE_MINUEND_FLOW=24363, PETRI_DIFFERENCE_MINUEND_PLACES=2243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1955, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=165, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1779, PETRI_DIFFERENCE_SUBTRAHEND_STATES=57, PETRI_FLOW=27745, PETRI_PLACES=2339, PETRI_TRANSITIONS=2025} [2022-01-19 07:23:19,070 INFO L334 CegarLoopForPetriNet]: 527 programPoint places, 1812 predicate places. [2022-01-19 07:23:19,070 INFO L470 AbstractCegarLoop]: Abstraction has has 2339 places, 2025 transitions, 27745 flow [2022-01-19 07:23:19,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:23:19,072 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 07:23:19,072 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 07:23:19,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-01-19 07:23:19,072 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 07:23:19,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 07:23:19,072 INFO L85 PathProgramCache]: Analyzing trace with hash -257923188, now seen corresponding path program 20 times [2022-01-19 07:23:19,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 07:23:19,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579898350] [2022-01-19 07:23:19,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 07:23:19,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 07:23:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 07:23:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-01-19 07:23:19,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 07:23:19,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579898350] [2022-01-19 07:23:19,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579898350] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 07:23:19,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 07:23:19,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 07:23:19,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386133098] [2022-01-19 07:23:19,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 07:23:19,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 07:23:19,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 07:23:19,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 07:23:19,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2022-01-19 07:23:19,289 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 596 [2022-01-19 07:23:19,293 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 2339 places, 2025 transitions, 27745 flow. Second operand has 19 states, 19 states have (on average 482.42105263157896) internal successors, (9166), 19 states have internal predecessors, (9166), 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) [2022-01-19 07:23:19,293 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 07:23:19,293 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 596 [2022-01-19 07:23:19,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand