/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 23:45:54,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 23:45:54,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 23:45:54,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 23:45:54,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 23:45:54,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 23:45:54,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 23:45:54,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 23:45:54,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 23:45:54,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 23:45:54,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 23:45:54,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 23:45:54,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 23:45:54,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 23:45:54,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 23:45:54,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 23:45:54,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 23:45:54,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 23:45:54,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 23:45:54,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 23:45:54,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 23:45:54,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 23:45:54,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 23:45:54,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 23:45:54,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 23:45:54,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 23:45:54,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 23:45:54,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 23:45:54,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 23:45:54,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 23:45:54,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 23:45:54,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 23:45:54,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 23:45:54,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 23:45:54,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 23:45:54,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 23:45:54,939 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-SemanticLbe.epf [2020-10-15 23:45:54,962 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 23:45:54,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 23:45:54,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 23:45:54,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 23:45:54,965 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 23:45:54,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 23:45:54,965 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 23:45:54,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 23:45:54,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 23:45:54,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 23:45:54,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 23:45:54,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 23:45:54,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 23:45:54,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 23:45:54,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 23:45:54,967 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 23:45:54,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 23:45:54,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 23:45:54,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 23:45:54,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 23:45:54,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 23:45:54,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 23:45:54,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 23:45:54,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 23:45:54,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 23:45:54,969 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 23:45:54,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 23:45:54,969 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-10-15 23:45:54,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 23:45:55,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 23:45:55,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 23:45:55,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 23:45:55,338 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 23:45:55,339 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 23:45:55,340 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2020-10-15 23:45:55,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40f3b824b/51bc5ad166fb4f12b1bf9d2239e2bf92/FLAG531fb7f66 [2020-10-15 23:45:56,173 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 23:45:56,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2020-10-15 23:45:56,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40f3b824b/51bc5ad166fb4f12b1bf9d2239e2bf92/FLAG531fb7f66 [2020-10-15 23:45:56,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40f3b824b/51bc5ad166fb4f12b1bf9d2239e2bf92 [2020-10-15 23:45:56,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 23:45:56,366 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 23:45:56,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 23:45:56,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 23:45:56,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 23:45:56,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:45:56" (1/1) ... [2020-10-15 23:45:56,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fc20f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:56, skipping insertion in model container [2020-10-15 23:45:56,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:45:56" (1/1) ... [2020-10-15 23:45:56,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 23:45:56,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 23:45:57,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 23:45:57,121 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 23:45:57,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 23:45:57,348 INFO L208 MainTranslator]: Completed translation [2020-10-15 23:45:57,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57 WrapperNode [2020-10-15 23:45:57,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 23:45:57,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 23:45:57,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 23:45:57,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 23:45:57,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 23:45:57,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 23:45:57,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 23:45:57,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 23:45:57,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... [2020-10-15 23:45:57,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 23:45:57,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 23:45:57,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 23:45:57,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 23:45:57,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 23:45:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-15 23:45:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-15 23:45:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-15 23:45:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-15 23:45:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 23:45:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 23:45:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 23:45:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 23:45:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-15 23:45:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 23:45:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 23:45:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 23:45:57,599 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 23:45:58,359 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 23:45:58,359 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-15 23:45:58,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 11:45:58 BoogieIcfgContainer [2020-10-15 23:45:58,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 23:45:58,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 23:45:58,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 23:45:58,367 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 23:45:58,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 11:45:56" (1/3) ... [2020-10-15 23:45:58,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23559c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 11:45:58, skipping insertion in model container [2020-10-15 23:45:58,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:45:57" (2/3) ... [2020-10-15 23:45:58,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23559c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 11:45:58, skipping insertion in model container [2020-10-15 23:45:58,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 11:45:58" (3/3) ... [2020-10-15 23:45:58,372 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2020-10-15 23:45:58,386 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 23:45:58,395 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-15 23:45:58,396 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 23:45:58,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,443 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,444 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,444 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,444 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,446 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,446 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,448 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,448 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,448 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,448 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,449 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,449 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,449 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,449 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,450 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,450 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,451 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,451 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,451 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,452 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,452 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,452 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,453 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,453 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,453 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,454 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,454 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,454 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,454 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,457 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,460 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,460 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,462 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,462 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,462 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,462 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,463 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,463 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,463 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,464 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,464 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,464 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,464 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,464 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,465 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,465 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,465 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,466 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,466 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,466 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,466 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,467 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,467 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,467 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,467 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,467 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,468 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,468 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,468 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,468 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,472 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,472 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,472 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,474 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,474 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,475 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,475 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,477 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,478 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,478 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,478 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,478 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,478 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,479 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,479 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,479 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,479 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,480 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,480 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,480 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,480 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,480 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,481 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,481 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,481 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,482 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,482 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,482 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,482 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,482 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,483 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,483 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,483 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,483 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,484 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,484 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,484 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,484 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,484 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,485 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,485 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,485 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,485 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,486 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,486 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,486 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,486 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,488 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,488 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,489 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,490 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,491 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,492 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,492 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,492 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,492 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,493 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,493 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,493 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,493 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,494 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,494 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,494 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,513 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,513 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,513 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,514 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,514 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,514 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,514 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,514 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,514 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,514 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,515 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,515 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,515 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,515 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,516 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,516 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,516 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,517 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,517 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,517 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,517 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,518 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,518 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,518 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,519 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,519 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,519 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,519 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,519 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,519 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,520 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,520 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,521 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,521 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,522 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,522 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,523 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,523 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,523 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,523 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,524 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,524 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,524 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,524 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,525 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,525 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,525 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,525 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,525 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,525 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,526 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,526 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,526 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,526 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,526 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,526 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,533 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,533 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,533 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,534 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,534 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,535 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,535 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,536 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,537 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,539 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,539 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,539 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,539 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,539 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,547 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,547 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,547 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,548 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,548 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,548 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,548 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,548 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,549 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,549 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,549 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,549 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,549 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,549 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,550 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,550 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,550 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,550 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,550 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,551 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,551 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,551 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 23:45:58,577 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-15 23:45:58,600 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 23:45:58,600 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-15 23:45:58,601 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 23:45:58,601 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 23:45:58,601 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 23:45:58,601 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 23:45:58,601 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 23:45:58,601 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 23:45:58,623 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-10-15 23:45:58,761 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-10-15 23:45:58,761 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-15 23:45:58,778 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-10-15 23:45:58,778 INFO L82 GeneralOperation]: Start removeDead. Operand has 234 places, 244 transitions, 510 flow [2020-10-15 23:45:58,800 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 223 places, 232 transitions, 476 flow [2020-10-15 23:45:58,803 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 23:45:58,809 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 232 transitions, 476 flow [2020-10-15 23:45:58,811 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 232 transitions, 476 flow [2020-10-15 23:45:58,811 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 223 places, 232 transitions, 476 flow [2020-10-15 23:45:58,859 INFO L129 PetriNetUnfolder]: 15/234 cut-off events. [2020-10-15 23:45:58,859 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-15 23:45:58,862 INFO L80 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 234 events. 15/234 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 319 event pairs, 0 based on Foata normal form. 0/216 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2020-10-15 23:45:58,875 INFO L117 LiptonReduction]: Number of co-enabled transitions 14896 [2020-10-15 23:46:02,802 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-10-15 23:46:04,317 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 107 [2020-10-15 23:46:04,569 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-15 23:46:05,093 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 23:46:05,538 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 23:46:07,063 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 157 DAG size of output: 146 [2020-10-15 23:46:07,774 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-15 23:46:08,174 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-15 23:46:08,577 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-15 23:46:08,604 INFO L132 LiptonReduction]: Checked pairs total: 36538 [2020-10-15 23:46:08,604 INFO L134 LiptonReduction]: Total number of compositions: 204 [2020-10-15 23:46:08,607 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9806 [2020-10-15 23:46:08,612 INFO L129 PetriNetUnfolder]: 0/1 cut-off events. [2020-10-15 23:46:08,613 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-15 23:46:08,613 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:08,614 INFO L255 CegarLoopForPetriNet]: trace histogram [1] [2020-10-15 23:46:08,614 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:08,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:08,620 INFO L82 PathProgramCache]: Analyzing trace with hash 958, now seen corresponding path program 1 times [2020-10-15 23:46:08,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:08,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660612466] [2020-10-15 23:46:08,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:08,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:08,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660612466] [2020-10-15 23:46:08,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:08,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-15 23:46:08,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009414164] [2020-10-15 23:46:08,739 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 23:46:08,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:08,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 23:46:08,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 23:46:08,760 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 425 out of 448 [2020-10-15 23:46:08,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 65 transitions, 142 flow. Second operand 2 states. [2020-10-15 23:46:08,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:08,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 425 of 448 [2020-10-15 23:46:08,765 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:08,781 INFO L129 PetriNetUnfolder]: 8/64 cut-off events. [2020-10-15 23:46:08,781 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-15 23:46:08,782 INFO L80 FinitePrefix]: Finished finitePrefix Result has 74 conditions, 64 events. 8/64 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 121 event pairs, 0 based on Foata normal form. 3/57 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2020-10-15 23:46:08,783 INFO L132 encePairwiseOnDemand]: 445/448 looper letters, 0 selfloop transitions, 0 changer transitions 0/62 dead transitions. [2020-10-15 23:46:08,783 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 62 transitions, 136 flow [2020-10-15 23:46:08,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 23:46:08,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-10-15 23:46:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 853 transitions. [2020-10-15 23:46:08,803 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.9520089285714286 [2020-10-15 23:46:08,804 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 853 transitions. [2020-10-15 23:46:08,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 853 transitions. [2020-10-15 23:46:08,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:08,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 853 transitions. [2020-10-15 23:46:08,818 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2020-10-15 23:46:08,831 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 3 states. [2020-10-15 23:46:08,832 INFO L81 ComplementDD]: Finished complementDD. Result 3 states. [2020-10-15 23:46:08,834 INFO L185 Difference]: Start difference. First operand has 61 places, 65 transitions, 142 flow. Second operand 2 states and 853 transitions. [2020-10-15 23:46:08,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 62 transitions, 136 flow [2020-10-15 23:46:08,838 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 62 transitions, 128 flow, removed 0 selfloop flow, removed 4 redundant places. [2020-10-15 23:46:08,840 INFO L241 Difference]: Finished difference. Result has 57 places, 62 transitions, 128 flow [2020-10-15 23:46:08,843 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=128, PETRI_PLACES=57, PETRI_TRANSITIONS=62} [2020-10-15 23:46:08,844 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, -4 predicate places. [2020-10-15 23:46:08,844 INFO L481 AbstractCegarLoop]: Abstraction has has 57 places, 62 transitions, 128 flow [2020-10-15 23:46:08,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 23:46:08,844 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:08,845 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:08,845 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 23:46:08,845 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:08,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:08,846 INFO L82 PathProgramCache]: Analyzing trace with hash 100085460, now seen corresponding path program 1 times [2020-10-15 23:46:08,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:08,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873382325] [2020-10-15 23:46:08,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:08,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873382325] [2020-10-15 23:46:08,975 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:08,975 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 23:46:08,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987469555] [2020-10-15 23:46:08,977 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 23:46:08,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:08,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 23:46:08,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 23:46:08,979 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 448 [2020-10-15 23:46:08,980 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 62 transitions, 128 flow. Second operand 3 states. [2020-10-15 23:46:08,981 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:08,981 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 448 [2020-10-15 23:46:08,981 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:09,003 INFO L129 PetriNetUnfolder]: 7/63 cut-off events. [2020-10-15 23:46:09,003 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-15 23:46:09,004 INFO L80 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 63 events. 7/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 118 event pairs, 0 based on Foata normal form. 0/54 useless extension candidates. Maximal degree in co-relation 69. Up to 3 conditions per place. [2020-10-15 23:46:09,005 INFO L132 encePairwiseOnDemand]: 444/448 looper letters, 1 selfloop transitions, 3 changer transitions 0/61 dead transitions. [2020-10-15 23:46:09,005 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 61 transitions, 134 flow [2020-10-15 23:46:09,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 23:46:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-15 23:46:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1238 transitions. [2020-10-15 23:46:09,009 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.9211309523809523 [2020-10-15 23:46:09,010 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1238 transitions. [2020-10-15 23:46:09,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1238 transitions. [2020-10-15 23:46:09,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:09,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1238 transitions. [2020-10-15 23:46:09,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-15 23:46:09,017 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-15 23:46:09,017 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-15 23:46:09,017 INFO L185 Difference]: Start difference. First operand has 57 places, 62 transitions, 128 flow. Second operand 3 states and 1238 transitions. [2020-10-15 23:46:09,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 61 transitions, 134 flow [2020-10-15 23:46:09,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 61 transitions, 134 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-15 23:46:09,020 INFO L241 Difference]: Finished difference. Result has 59 places, 61 transitions, 132 flow [2020-10-15 23:46:09,020 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=132, PETRI_PLACES=59, PETRI_TRANSITIONS=61} [2020-10-15 23:46:09,021 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, -2 predicate places. [2020-10-15 23:46:09,021 INFO L481 AbstractCegarLoop]: Abstraction has has 59 places, 61 transitions, 132 flow [2020-10-15 23:46:09,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 23:46:09,021 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:09,021 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:09,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 23:46:09,022 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:09,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:09,022 INFO L82 PathProgramCache]: Analyzing trace with hash -701533541, now seen corresponding path program 1 times [2020-10-15 23:46:09,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:09,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861494589] [2020-10-15 23:46:09,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:09,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:09,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861494589] [2020-10-15 23:46:09,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:09,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 23:46:09,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993669937] [2020-10-15 23:46:09,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 23:46:09,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:09,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 23:46:09,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 23:46:09,121 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 404 out of 448 [2020-10-15 23:46:09,123 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 61 transitions, 132 flow. Second operand 3 states. [2020-10-15 23:46:09,123 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:09,123 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 404 of 448 [2020-10-15 23:46:09,123 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:09,163 INFO L129 PetriNetUnfolder]: 19/139 cut-off events. [2020-10-15 23:46:09,164 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-15 23:46:09,165 INFO L80 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 139 events. 19/139 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 284 event pairs, 0 based on Foata normal form. 2/121 useless extension candidates. Maximal degree in co-relation 159. Up to 12 conditions per place. [2020-10-15 23:46:09,167 INFO L132 encePairwiseOnDemand]: 444/448 looper letters, 4 selfloop transitions, 3 changer transitions 0/63 dead transitions. [2020-10-15 23:46:09,167 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 63 transitions, 150 flow [2020-10-15 23:46:09,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 23:46:09,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-15 23:46:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1220 transitions. [2020-10-15 23:46:09,172 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.9077380952380952 [2020-10-15 23:46:09,172 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1220 transitions. [2020-10-15 23:46:09,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1220 transitions. [2020-10-15 23:46:09,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:09,173 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1220 transitions. [2020-10-15 23:46:09,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-15 23:46:09,178 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-15 23:46:09,178 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-15 23:46:09,178 INFO L185 Difference]: Start difference. First operand has 59 places, 61 transitions, 132 flow. Second operand 3 states and 1220 transitions. [2020-10-15 23:46:09,178 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 63 transitions, 150 flow [2020-10-15 23:46:09,179 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 63 transitions, 144 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-15 23:46:09,181 INFO L241 Difference]: Finished difference. Result has 60 places, 62 transitions, 141 flow [2020-10-15 23:46:09,182 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=141, PETRI_PLACES=60, PETRI_TRANSITIONS=62} [2020-10-15 23:46:09,182 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, -1 predicate places. [2020-10-15 23:46:09,182 INFO L481 AbstractCegarLoop]: Abstraction has has 60 places, 62 transitions, 141 flow [2020-10-15 23:46:09,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 23:46:09,182 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:09,182 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:09,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 23:46:09,183 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:09,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:09,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1695525752, now seen corresponding path program 1 times [2020-10-15 23:46:09,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:09,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074362478] [2020-10-15 23:46:09,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:09,573 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 25 [2020-10-15 23:46:09,705 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2020-10-15 23:46:09,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:09,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074362478] [2020-10-15 23:46:09,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:09,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 23:46:09,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423439403] [2020-10-15 23:46:09,775 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 23:46:09,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:09,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 23:46:09,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 23:46:09,779 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 448 [2020-10-15 23:46:09,781 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 62 transitions, 141 flow. Second operand 6 states. [2020-10-15 23:46:09,781 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:09,781 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 448 [2020-10-15 23:46:09,781 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:09,998 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-10-15 23:46:10,185 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-10-15 23:46:11,108 INFO L129 PetriNetUnfolder]: 609/1260 cut-off events. [2020-10-15 23:46:11,109 INFO L130 PetriNetUnfolder]: For 69/69 co-relation queries the response was YES. [2020-10-15 23:46:11,112 INFO L80 FinitePrefix]: Finished finitePrefix Result has 2380 conditions, 1260 events. 609/1260 cut-off events. For 69/69 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5775 event pairs, 429 based on Foata normal form. 0/1092 useless extension candidates. Maximal degree in co-relation 2375. Up to 979 conditions per place. [2020-10-15 23:46:11,122 INFO L132 encePairwiseOnDemand]: 441/448 looper letters, 45 selfloop transitions, 9 changer transitions 0/74 dead transitions. [2020-10-15 23:46:11,122 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 74 transitions, 273 flow [2020-10-15 23:46:11,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 23:46:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-10-15 23:46:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1609 transitions. [2020-10-15 23:46:11,128 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5985863095238095 [2020-10-15 23:46:11,129 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1609 transitions. [2020-10-15 23:46:11,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1609 transitions. [2020-10-15 23:46:11,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:11,131 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1609 transitions. [2020-10-15 23:46:11,135 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 7 states. [2020-10-15 23:46:11,141 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 7 states. [2020-10-15 23:46:11,141 INFO L81 ComplementDD]: Finished complementDD. Result 7 states. [2020-10-15 23:46:11,141 INFO L185 Difference]: Start difference. First operand has 60 places, 62 transitions, 141 flow. Second operand 6 states and 1609 transitions. [2020-10-15 23:46:11,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 74 transitions, 273 flow [2020-10-15 23:46:11,144 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 74 transitions, 270 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-15 23:46:11,147 INFO L241 Difference]: Finished difference. Result has 68 places, 70 transitions, 196 flow [2020-10-15 23:46:11,147 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=196, PETRI_PLACES=68, PETRI_TRANSITIONS=70} [2020-10-15 23:46:11,148 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 7 predicate places. [2020-10-15 23:46:11,148 INFO L481 AbstractCegarLoop]: Abstraction has has 68 places, 70 transitions, 196 flow [2020-10-15 23:46:11,148 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 23:46:11,148 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:11,148 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:11,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 23:46:11,149 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:11,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:11,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1794618206, now seen corresponding path program 1 times [2020-10-15 23:46:11,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:11,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138040589] [2020-10-15 23:46:11,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:11,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138040589] [2020-10-15 23:46:11,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:11,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 23:46:11,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007497335] [2020-10-15 23:46:11,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 23:46:11,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:11,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 23:46:11,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-15 23:46:11,273 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 448 [2020-10-15 23:46:11,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 70 transitions, 196 flow. Second operand 7 states. [2020-10-15 23:46:11,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:11,275 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 448 [2020-10-15 23:46:11,275 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:11,859 INFO L129 PetriNetUnfolder]: 698/1432 cut-off events. [2020-10-15 23:46:11,859 INFO L130 PetriNetUnfolder]: For 85/85 co-relation queries the response was YES. [2020-10-15 23:46:11,864 INFO L80 FinitePrefix]: Finished finitePrefix Result has 2798 conditions, 1432 events. 698/1432 cut-off events. For 85/85 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 6898 event pairs, 153 based on Foata normal form. 4/1256 useless extension candidates. Maximal degree in co-relation 2789. Up to 836 conditions per place. [2020-10-15 23:46:11,873 INFO L132 encePairwiseOnDemand]: 432/448 looper letters, 65 selfloop transitions, 22 changer transitions 0/107 dead transitions. [2020-10-15 23:46:11,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 107 transitions, 459 flow [2020-10-15 23:46:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 23:46:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-10-15 23:46:11,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1840 transitions. [2020-10-15 23:46:11,879 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5867346938775511 [2020-10-15 23:46:11,880 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1840 transitions. [2020-10-15 23:46:11,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1840 transitions. [2020-10-15 23:46:11,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:11,881 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1840 transitions. [2020-10-15 23:46:11,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 8 states. [2020-10-15 23:46:11,890 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 8 states. [2020-10-15 23:46:11,890 INFO L81 ComplementDD]: Finished complementDD. Result 8 states. [2020-10-15 23:46:11,891 INFO L185 Difference]: Start difference. First operand has 68 places, 70 transitions, 196 flow. Second operand 7 states and 1840 transitions. [2020-10-15 23:46:11,891 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 107 transitions, 459 flow [2020-10-15 23:46:11,893 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 107 transitions, 459 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-15 23:46:11,896 INFO L241 Difference]: Finished difference. Result has 77 places, 79 transitions, 312 flow [2020-10-15 23:46:11,896 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=312, PETRI_PLACES=77, PETRI_TRANSITIONS=79} [2020-10-15 23:46:11,896 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 16 predicate places. [2020-10-15 23:46:11,896 INFO L481 AbstractCegarLoop]: Abstraction has has 77 places, 79 transitions, 312 flow [2020-10-15 23:46:11,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 23:46:11,897 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:11,897 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:11,897 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 23:46:11,897 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:11,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:11,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1851363526, now seen corresponding path program 2 times [2020-10-15 23:46:11,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:11,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777965473] [2020-10-15 23:46:11,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:12,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777965473] [2020-10-15 23:46:12,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:12,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 23:46:12,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121584703] [2020-10-15 23:46:12,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 23:46:12,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:12,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 23:46:12,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-15 23:46:12,047 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 448 [2020-10-15 23:46:12,049 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 79 transitions, 312 flow. Second operand 7 states. [2020-10-15 23:46:12,049 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:12,049 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 448 [2020-10-15 23:46:12,049 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:12,547 INFO L129 PetriNetUnfolder]: 714/1526 cut-off events. [2020-10-15 23:46:12,547 INFO L130 PetriNetUnfolder]: For 493/493 co-relation queries the response was YES. [2020-10-15 23:46:12,552 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3348 conditions, 1526 events. 714/1526 cut-off events. For 493/493 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 7549 event pairs, 219 based on Foata normal form. 4/1361 useless extension candidates. Maximal degree in co-relation 3336. Up to 1059 conditions per place. [2020-10-15 23:46:12,561 INFO L132 encePairwiseOnDemand]: 441/448 looper letters, 60 selfloop transitions, 13 changer transitions 0/93 dead transitions. [2020-10-15 23:46:12,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 93 transitions, 486 flow [2020-10-15 23:46:12,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 23:46:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-10-15 23:46:12,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1568 transitions. [2020-10-15 23:46:12,567 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5833333333333334 [2020-10-15 23:46:12,567 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1568 transitions. [2020-10-15 23:46:12,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1568 transitions. [2020-10-15 23:46:12,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:12,569 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1568 transitions. [2020-10-15 23:46:12,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 7 states. [2020-10-15 23:46:12,577 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 7 states. [2020-10-15 23:46:12,577 INFO L81 ComplementDD]: Finished complementDD. Result 7 states. [2020-10-15 23:46:12,577 INFO L185 Difference]: Start difference. First operand has 77 places, 79 transitions, 312 flow. Second operand 6 states and 1568 transitions. [2020-10-15 23:46:12,577 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 93 transitions, 486 flow [2020-10-15 23:46:12,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 93 transitions, 478 flow, removed 4 selfloop flow, removed 0 redundant places. [2020-10-15 23:46:12,583 INFO L241 Difference]: Finished difference. Result has 82 places, 77 transitions, 329 flow [2020-10-15 23:46:12,584 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=329, PETRI_PLACES=82, PETRI_TRANSITIONS=77} [2020-10-15 23:46:12,584 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 21 predicate places. [2020-10-15 23:46:12,584 INFO L481 AbstractCegarLoop]: Abstraction has has 82 places, 77 transitions, 329 flow [2020-10-15 23:46:12,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 23:46:12,584 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:12,584 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:12,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 23:46:12,585 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:12,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:12,585 INFO L82 PathProgramCache]: Analyzing trace with hash 1689185982, now seen corresponding path program 1 times [2020-10-15 23:46:12,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:12,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079549470] [2020-10-15 23:46:12,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:12,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079549470] [2020-10-15 23:46:12,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:12,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 23:46:12,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15519734] [2020-10-15 23:46:12,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 23:46:12,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:12,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 23:46:12,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-15 23:46:12,926 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 448 [2020-10-15 23:46:12,928 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 77 transitions, 329 flow. Second operand 10 states. [2020-10-15 23:46:12,928 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:12,928 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 448 [2020-10-15 23:46:12,928 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:13,589 INFO L129 PetriNetUnfolder]: 712/1518 cut-off events. [2020-10-15 23:46:13,589 INFO L130 PetriNetUnfolder]: For 570/570 co-relation queries the response was YES. [2020-10-15 23:46:13,596 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3374 conditions, 1518 events. 712/1518 cut-off events. For 570/570 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 7456 event pairs, 471 based on Foata normal form. 0/1346 useless extension candidates. Maximal degree in co-relation 3360. Up to 1149 conditions per place. [2020-10-15 23:46:13,605 INFO L132 encePairwiseOnDemand]: 436/448 looper letters, 52 selfloop transitions, 18 changer transitions 0/90 dead transitions. [2020-10-15 23:46:13,605 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 90 transitions, 509 flow [2020-10-15 23:46:13,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 23:46:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-15 23:46:13,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2502 transitions. [2020-10-15 23:46:13,614 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5584821428571428 [2020-10-15 23:46:13,614 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2502 transitions. [2020-10-15 23:46:13,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2502 transitions. [2020-10-15 23:46:13,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:13,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2502 transitions. [2020-10-15 23:46:13,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-15 23:46:13,628 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-15 23:46:13,628 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-15 23:46:13,628 INFO L185 Difference]: Start difference. First operand has 82 places, 77 transitions, 329 flow. Second operand 10 states and 2502 transitions. [2020-10-15 23:46:13,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 90 transitions, 509 flow [2020-10-15 23:46:13,632 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 90 transitions, 487 flow, removed 1 selfloop flow, removed 4 redundant places. [2020-10-15 23:46:13,634 INFO L241 Difference]: Finished difference. Result has 91 places, 86 transitions, 401 flow [2020-10-15 23:46:13,634 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=308, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=401, PETRI_PLACES=91, PETRI_TRANSITIONS=86} [2020-10-15 23:46:13,634 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 30 predicate places. [2020-10-15 23:46:13,635 INFO L481 AbstractCegarLoop]: Abstraction has has 91 places, 86 transitions, 401 flow [2020-10-15 23:46:13,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 23:46:13,635 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:13,635 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:13,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 23:46:13,635 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:13,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:13,636 INFO L82 PathProgramCache]: Analyzing trace with hash 466084760, now seen corresponding path program 1 times [2020-10-15 23:46:13,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:13,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913549579] [2020-10-15 23:46:13,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:13,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913549579] [2020-10-15 23:46:13,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:13,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 23:46:13,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862963188] [2020-10-15 23:46:13,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 23:46:13,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:13,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 23:46:13,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-15 23:46:13,974 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 448 [2020-10-15 23:46:13,979 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 86 transitions, 401 flow. Second operand 11 states. [2020-10-15 23:46:13,979 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:13,979 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 448 [2020-10-15 23:46:13,979 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:14,872 INFO L129 PetriNetUnfolder]: 729/1567 cut-off events. [2020-10-15 23:46:14,872 INFO L130 PetriNetUnfolder]: For 593/593 co-relation queries the response was YES. [2020-10-15 23:46:14,879 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3566 conditions, 1567 events. 729/1567 cut-off events. For 593/593 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 7819 event pairs, 237 based on Foata normal form. 0/1397 useless extension candidates. Maximal degree in co-relation 3548. Up to 1012 conditions per place. [2020-10-15 23:46:14,886 INFO L132 encePairwiseOnDemand]: 436/448 looper letters, 62 selfloop transitions, 26 changer transitions 7/115 dead transitions. [2020-10-15 23:46:14,887 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 115 transitions, 665 flow [2020-10-15 23:46:14,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 23:46:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-15 23:46:14,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2438 transitions. [2020-10-15 23:46:14,893 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5441964285714286 [2020-10-15 23:46:14,893 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2438 transitions. [2020-10-15 23:46:14,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2438 transitions. [2020-10-15 23:46:14,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:14,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2438 transitions. [2020-10-15 23:46:14,900 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-15 23:46:14,907 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-15 23:46:14,907 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-15 23:46:14,907 INFO L185 Difference]: Start difference. First operand has 91 places, 86 transitions, 401 flow. Second operand 10 states and 2438 transitions. [2020-10-15 23:46:14,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 115 transitions, 665 flow [2020-10-15 23:46:14,911 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 115 transitions, 637 flow, removed 4 selfloop flow, removed 5 redundant places. [2020-10-15 23:46:14,913 INFO L241 Difference]: Finished difference. Result has 98 places, 90 transitions, 471 flow [2020-10-15 23:46:14,914 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=471, PETRI_PLACES=98, PETRI_TRANSITIONS=90} [2020-10-15 23:46:14,914 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 37 predicate places. [2020-10-15 23:46:14,914 INFO L481 AbstractCegarLoop]: Abstraction has has 98 places, 90 transitions, 471 flow [2020-10-15 23:46:14,914 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 23:46:14,914 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:14,914 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:14,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 23:46:14,915 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:14,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:14,915 INFO L82 PathProgramCache]: Analyzing trace with hash 823964326, now seen corresponding path program 2 times [2020-10-15 23:46:14,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:14,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205949237] [2020-10-15 23:46:14,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:15,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205949237] [2020-10-15 23:46:15,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:15,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 23:46:15,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070536398] [2020-10-15 23:46:15,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 23:46:15,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:15,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 23:46:15,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-15 23:46:15,256 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 448 [2020-10-15 23:46:15,258 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 90 transitions, 471 flow. Second operand 11 states. [2020-10-15 23:46:15,258 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:15,258 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 448 [2020-10-15 23:46:15,258 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:16,053 INFO L129 PetriNetUnfolder]: 733/1588 cut-off events. [2020-10-15 23:46:16,053 INFO L130 PetriNetUnfolder]: For 710/710 co-relation queries the response was YES. [2020-10-15 23:46:16,059 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3716 conditions, 1588 events. 733/1588 cut-off events. For 710/710 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 8075 event pairs, 239 based on Foata normal form. 0/1413 useless extension candidates. Maximal degree in co-relation 3695. Up to 970 conditions per place. [2020-10-15 23:46:16,067 INFO L132 encePairwiseOnDemand]: 436/448 looper letters, 64 selfloop transitions, 28 changer transitions 5/117 dead transitions. [2020-10-15 23:46:16,068 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 117 transitions, 735 flow [2020-10-15 23:46:16,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 23:46:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-15 23:46:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2436 transitions. [2020-10-15 23:46:16,076 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.54375 [2020-10-15 23:46:16,076 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2436 transitions. [2020-10-15 23:46:16,076 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2436 transitions. [2020-10-15 23:46:16,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:16,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2436 transitions. [2020-10-15 23:46:16,083 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-15 23:46:16,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-15 23:46:16,089 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-15 23:46:16,089 INFO L185 Difference]: Start difference. First operand has 98 places, 90 transitions, 471 flow. Second operand 10 states and 2436 transitions. [2020-10-15 23:46:16,089 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 117 transitions, 735 flow [2020-10-15 23:46:16,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 117 transitions, 689 flow, removed 7 selfloop flow, removed 6 redundant places. [2020-10-15 23:46:16,095 INFO L241 Difference]: Finished difference. Result has 103 places, 92 transitions, 519 flow [2020-10-15 23:46:16,096 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=429, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=519, PETRI_PLACES=103, PETRI_TRANSITIONS=92} [2020-10-15 23:46:16,096 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 42 predicate places. [2020-10-15 23:46:16,096 INFO L481 AbstractCegarLoop]: Abstraction has has 103 places, 92 transitions, 519 flow [2020-10-15 23:46:16,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 23:46:16,096 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:16,097 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 23:46:16,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 23:46:16,097 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:16,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:16,097 INFO L82 PathProgramCache]: Analyzing trace with hash 825088696, now seen corresponding path program 3 times [2020-10-15 23:46:16,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:16,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139255820] [2020-10-15 23:46:16,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:16,377 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-10-15 23:46:16,631 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-10-15 23:46:16,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:16,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139255820] [2020-10-15 23:46:16,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:16,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 23:46:16,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664779986] [2020-10-15 23:46:16,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 23:46:16,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:16,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 23:46:16,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 23:46:16,928 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 448 [2020-10-15 23:46:16,929 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 92 transitions, 519 flow. Second operand 11 states. [2020-10-15 23:46:16,929 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:16,929 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 448 [2020-10-15 23:46:16,930 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:17,287 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2020-10-15 23:46:18,235 INFO L129 PetriNetUnfolder]: 730/1577 cut-off events. [2020-10-15 23:46:18,235 INFO L130 PetriNetUnfolder]: For 742/742 co-relation queries the response was YES. [2020-10-15 23:46:18,245 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3739 conditions, 1577 events. 730/1577 cut-off events. For 742/742 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 8004 event pairs, 236 based on Foata normal form. 0/1407 useless extension candidates. Maximal degree in co-relation 3716. Up to 970 conditions per place. [2020-10-15 23:46:18,256 INFO L132 encePairwiseOnDemand]: 437/448 looper letters, 63 selfloop transitions, 28 changer transitions 5/115 dead transitions. [2020-10-15 23:46:18,257 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 115 transitions, 761 flow [2020-10-15 23:46:18,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 23:46:18,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-15 23:46:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2434 transitions. [2020-10-15 23:46:18,268 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5433035714285714 [2020-10-15 23:46:18,268 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2434 transitions. [2020-10-15 23:46:18,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2434 transitions. [2020-10-15 23:46:18,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:18,272 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2434 transitions. [2020-10-15 23:46:18,278 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-15 23:46:18,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-15 23:46:18,284 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-15 23:46:18,284 INFO L185 Difference]: Start difference. First operand has 103 places, 92 transitions, 519 flow. Second operand 10 states and 2434 transitions. [2020-10-15 23:46:18,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 115 transitions, 761 flow [2020-10-15 23:46:18,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 115 transitions, 721 flow, removed 2 selfloop flow, removed 7 redundant places. [2020-10-15 23:46:18,293 INFO L241 Difference]: Finished difference. Result has 103 places, 90 transitions, 527 flow [2020-10-15 23:46:18,294 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=471, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=527, PETRI_PLACES=103, PETRI_TRANSITIONS=90} [2020-10-15 23:46:18,294 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 42 predicate places. [2020-10-15 23:46:18,294 INFO L481 AbstractCegarLoop]: Abstraction has has 103 places, 90 transitions, 527 flow [2020-10-15 23:46:18,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 23:46:18,295 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:18,295 INFO L255 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] [2020-10-15 23:46:18,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 23:46:18,295 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:18,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:18,296 INFO L82 PathProgramCache]: Analyzing trace with hash 941307961, now seen corresponding path program 1 times [2020-10-15 23:46:18,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:18,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915705565] [2020-10-15 23:46:18,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:18,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:18,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915705565] [2020-10-15 23:46:18,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:18,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 23:46:18,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698448458] [2020-10-15 23:46:18,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 23:46:18,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:18,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 23:46:18,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 23:46:18,371 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 385 out of 448 [2020-10-15 23:46:18,372 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 90 transitions, 527 flow. Second operand 3 states. [2020-10-15 23:46:18,373 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:18,373 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 385 of 448 [2020-10-15 23:46:18,373 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:18,456 INFO L129 PetriNetUnfolder]: 45/284 cut-off events. [2020-10-15 23:46:18,456 INFO L130 PetriNetUnfolder]: For 154/154 co-relation queries the response was YES. [2020-10-15 23:46:18,457 INFO L80 FinitePrefix]: Finished finitePrefix Result has 607 conditions, 284 events. 45/284 cut-off events. For 154/154 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1170 event pairs, 3 based on Foata normal form. 27/288 useless extension candidates. Maximal degree in co-relation 584. Up to 44 conditions per place. [2020-10-15 23:46:18,459 INFO L132 encePairwiseOnDemand]: 440/448 looper letters, 1 selfloop transitions, 9 changer transitions 0/86 dead transitions. [2020-10-15 23:46:18,459 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 86 transitions, 527 flow [2020-10-15 23:46:18,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 23:46:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-15 23:46:18,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1169 transitions. [2020-10-15 23:46:18,462 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8697916666666666 [2020-10-15 23:46:18,462 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1169 transitions. [2020-10-15 23:46:18,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1169 transitions. [2020-10-15 23:46:18,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:18,464 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1169 transitions. [2020-10-15 23:46:18,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-15 23:46:18,468 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-15 23:46:18,468 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-15 23:46:18,468 INFO L185 Difference]: Start difference. First operand has 103 places, 90 transitions, 527 flow. Second operand 3 states and 1169 transitions. [2020-10-15 23:46:18,469 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 86 transitions, 527 flow [2020-10-15 23:46:18,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 86 transitions, 457 flow, removed 2 selfloop flow, removed 10 redundant places. [2020-10-15 23:46:18,473 INFO L241 Difference]: Finished difference. Result has 95 places, 86 transitions, 455 flow [2020-10-15 23:46:18,473 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=437, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=455, PETRI_PLACES=95, PETRI_TRANSITIONS=86} [2020-10-15 23:46:18,474 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 34 predicate places. [2020-10-15 23:46:18,474 INFO L481 AbstractCegarLoop]: Abstraction has has 95 places, 86 transitions, 455 flow [2020-10-15 23:46:18,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 23:46:18,474 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:18,475 INFO L255 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] [2020-10-15 23:46:18,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 23:46:18,475 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:18,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:18,475 INFO L82 PathProgramCache]: Analyzing trace with hash 596110164, now seen corresponding path program 1 times [2020-10-15 23:46:18,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:18,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099527251] [2020-10-15 23:46:18,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:18,929 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2020-10-15 23:46:19,214 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-10-15 23:46:19,345 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2020-10-15 23:46:20,065 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2020-10-15 23:46:20,411 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2020-10-15 23:46:21,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:21,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099527251] [2020-10-15 23:46:21,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:21,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-10-15 23:46:21,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414542125] [2020-10-15 23:46:21,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-15 23:46:21,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:21,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-15 23:46:21,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=395, Unknown=0, NotChecked=0, Total=462 [2020-10-15 23:46:21,043 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 448 [2020-10-15 23:46:21,045 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 86 transitions, 455 flow. Second operand 22 states. [2020-10-15 23:46:21,045 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:21,045 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 448 [2020-10-15 23:46:21,045 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:21,481 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 43 [2020-10-15 23:46:21,945 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 51 [2020-10-15 23:46:22,169 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2020-10-15 23:46:22,779 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 48 [2020-10-15 23:46:23,397 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 56 [2020-10-15 23:46:27,372 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2020-10-15 23:46:27,876 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2020-10-15 23:46:28,096 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2020-10-15 23:46:28,300 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-10-15 23:46:28,476 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2020-10-15 23:46:28,694 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2020-10-15 23:46:28,998 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2020-10-15 23:46:29,247 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2020-10-15 23:46:29,676 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-10-15 23:46:30,296 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2020-10-15 23:46:30,719 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-15 23:46:31,204 INFO L129 PetriNetUnfolder]: 1797/3502 cut-off events. [2020-10-15 23:46:31,205 INFO L130 PetriNetUnfolder]: For 998/1000 co-relation queries the response was YES. [2020-10-15 23:46:31,220 INFO L80 FinitePrefix]: Finished finitePrefix Result has 8532 conditions, 3502 events. 1797/3502 cut-off events. For 998/1000 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 20453 event pairs, 456 based on Foata normal form. 81/3371 useless extension candidates. Maximal degree in co-relation 8509. Up to 1353 conditions per place. [2020-10-15 23:46:31,234 INFO L132 encePairwiseOnDemand]: 418/448 looper letters, 263 selfloop transitions, 146 changer transitions 46/462 dead transitions. [2020-10-15 23:46:31,234 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 462 transitions, 2498 flow [2020-10-15 23:46:31,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-15 23:46:31,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-15 23:46:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 9878 transitions. [2020-10-15 23:46:31,262 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.41602088948787064 [2020-10-15 23:46:31,262 INFO L72 ComplementDD]: Start complementDD. Operand 53 states and 9878 transitions. [2020-10-15 23:46:31,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 53 states and 9878 transitions. [2020-10-15 23:46:31,269 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:31,269 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 53 states and 9878 transitions. [2020-10-15 23:46:31,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 54 states. [2020-10-15 23:46:31,308 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 54 states. [2020-10-15 23:46:31,308 INFO L81 ComplementDD]: Finished complementDD. Result 54 states. [2020-10-15 23:46:31,309 INFO L185 Difference]: Start difference. First operand has 95 places, 86 transitions, 455 flow. Second operand 53 states and 9878 transitions. [2020-10-15 23:46:31,309 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 462 transitions, 2498 flow [2020-10-15 23:46:31,319 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 462 transitions, 2390 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-15 23:46:31,327 INFO L241 Difference]: Finished difference. Result has 182 places, 213 transitions, 1477 flow [2020-10-15 23:46:31,327 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=436, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=53, PETRI_FLOW=1477, PETRI_PLACES=182, PETRI_TRANSITIONS=213} [2020-10-15 23:46:31,327 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 121 predicate places. [2020-10-15 23:46:31,327 INFO L481 AbstractCegarLoop]: Abstraction has has 182 places, 213 transitions, 1477 flow [2020-10-15 23:46:31,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-15 23:46:31,328 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:31,328 INFO L255 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] [2020-10-15 23:46:31,328 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 23:46:31,328 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:31,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:31,329 INFO L82 PathProgramCache]: Analyzing trace with hash 2087027470, now seen corresponding path program 2 times [2020-10-15 23:46:31,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:31,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106616544] [2020-10-15 23:46:31,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 23:46:31,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 23:46:31,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106616544] [2020-10-15 23:46:31,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 23:46:31,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 23:46:31,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863904122] [2020-10-15 23:46:31,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 23:46:31,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 23:46:31,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 23:46:31,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-10-15 23:46:31,647 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 448 [2020-10-15 23:46:31,649 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 213 transitions, 1477 flow. Second operand 13 states. [2020-10-15 23:46:31,649 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-15 23:46:31,649 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 448 [2020-10-15 23:46:31,649 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-15 23:46:32,443 INFO L129 PetriNetUnfolder]: 601/1546 cut-off events. [2020-10-15 23:46:32,443 INFO L130 PetriNetUnfolder]: For 12153/12251 co-relation queries the response was YES. [2020-10-15 23:46:32,456 INFO L80 FinitePrefix]: Finished finitePrefix Result has 6304 conditions, 1546 events. 601/1546 cut-off events. For 12153/12251 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 8791 event pairs, 84 based on Foata normal form. 20/1419 useless extension candidates. Maximal degree in co-relation 6244. Up to 432 conditions per place. [2020-10-15 23:46:32,466 INFO L132 encePairwiseOnDemand]: 434/448 looper letters, 95 selfloop transitions, 47 changer transitions 0/200 dead transitions. [2020-10-15 23:46:32,467 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 200 transitions, 1620 flow [2020-10-15 23:46:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 23:46:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-10-15 23:46:32,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2768 transitions. [2020-10-15 23:46:32,472 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5616883116883117 [2020-10-15 23:46:32,472 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2768 transitions. [2020-10-15 23:46:32,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2768 transitions. [2020-10-15 23:46:32,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-15 23:46:32,473 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2768 transitions. [2020-10-15 23:46:32,476 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 12 states. [2020-10-15 23:46:32,479 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 12 states. [2020-10-15 23:46:32,480 INFO L81 ComplementDD]: Finished complementDD. Result 12 states. [2020-10-15 23:46:32,480 INFO L185 Difference]: Start difference. First operand has 182 places, 213 transitions, 1477 flow. Second operand 11 states and 2768 transitions. [2020-10-15 23:46:32,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 200 transitions, 1620 flow [2020-10-15 23:46:32,524 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 200 transitions, 1499 flow, removed 36 selfloop flow, removed 14 redundant places. [2020-10-15 23:46:32,528 INFO L241 Difference]: Finished difference. Result has 168 places, 177 transitions, 1288 flow [2020-10-15 23:46:32,529 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=1139, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1288, PETRI_PLACES=168, PETRI_TRANSITIONS=177} [2020-10-15 23:46:32,529 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 107 predicate places. [2020-10-15 23:46:32,529 INFO L481 AbstractCegarLoop]: Abstraction has has 168 places, 177 transitions, 1288 flow [2020-10-15 23:46:32,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 23:46:32,529 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-15 23:46:32,530 INFO L255 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] [2020-10-15 23:46:32,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 23:46:32,530 INFO L429 AbstractCegarLoop]: === Iteration 14 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 23:46:32,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 23:46:32,530 INFO L82 PathProgramCache]: Analyzing trace with hash -14358854, now seen corresponding path program 1 times [2020-10-15 23:46:32,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 23:46:32,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846449433] [2020-10-15 23:46:32,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 23:46:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2020-10-15 23:59:07,451 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,457 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,463 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,464 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,466 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,467 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,468 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,468 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,469 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,469 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,470 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,470 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,470 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 23:59:07,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-15 23:59:07,473 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-15 23:59:07,477 WARN L235 ceAbstractionStarter]: Timeout [2020-10-15 23:59:07,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 11:59:07 BasicIcfg [2020-10-15 23:59:07,478 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 23:59:07,480 INFO L168 Benchmark]: Toolchain (without parser) took 791114.82 ms. Allocated memory was 244.8 MB in the beginning and 7.1 GB in the end (delta: 6.8 GB). Free memory was 199.8 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 7.1 GB. Max. memory is 14.2 GB. [2020-10-15 23:59:07,480 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 244.8 MB. Free memory is still 221.2 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-15 23:59:07,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 983.00 ms. Allocated memory was 244.8 MB in the beginning and 297.3 MB in the end (delta: 52.4 MB). Free memory was 199.8 MB in the beginning and 225.2 MB in the end (delta: -25.5 MB). Peak memory consumption was 37.0 MB. Max. memory is 14.2 GB. [2020-10-15 23:59:07,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.31 ms. Allocated memory is still 297.3 MB. Free memory was 225.2 MB in the beginning and 220.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. [2020-10-15 23:59:07,482 INFO L168 Benchmark]: Boogie Preprocessor took 63.62 ms. Allocated memory is still 297.3 MB. Free memory was 220.2 MB in the beginning and 217.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-15 23:59:07,482 INFO L168 Benchmark]: RCFGBuilder took 846.05 ms. Allocated memory is still 297.3 MB. Free memory was 217.7 MB in the beginning and 170.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.2 GB. [2020-10-15 23:59:07,483 INFO L168 Benchmark]: TraceAbstraction took 789114.52 ms. Allocated memory was 297.3 MB in the beginning and 7.1 GB in the end (delta: 6.8 GB). Free memory was 170.2 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 7.0 GB. Max. memory is 14.2 GB. [2020-10-15 23:59:07,487 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 244.8 MB. Free memory is still 221.2 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 983.00 ms. Allocated memory was 244.8 MB in the beginning and 297.3 MB in the end (delta: 52.4 MB). Free memory was 199.8 MB in the beginning and 225.2 MB in the end (delta: -25.5 MB). Peak memory consumption was 37.0 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 101.31 ms. Allocated memory is still 297.3 MB. Free memory was 225.2 MB in the beginning and 220.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 63.62 ms. Allocated memory is still 297.3 MB. Free memory was 220.2 MB in the beginning and 217.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 846.05 ms. Allocated memory is still 297.3 MB. Free memory was 217.7 MB in the beginning and 170.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.2 GB. * TraceAbstraction took 789114.52 ms. Allocated memory was 297.3 MB in the beginning and 7.1 GB in the end (delta: 6.8 GB). Free memory was 170.2 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 7.0 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 10135 VarBasedMoverChecksPositive, 229 VarBasedMoverChecksNegative, 38 SemBasedMoverChecksPositive, 191 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.4s, 825 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.7s, 223 PlacesBefore, 61 PlacesAfterwards, 232 TransitionsBefore, 65 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 8 FixpointIterations, 56 TrivialSequentialCompositions, 115 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 24 ConcurrentYvCompositions, 5 ChoiceCompositions, 204 TotalNumberOfCompositions, 36538 MoverChecksTotal - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1040). Cancelled while CegarLoopForPetriNet was analyzing trace of length 38 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 36 interpolants. - TimeoutResultAtElement [Line: 1013]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1013). Cancelled while CegarLoopForPetriNet was analyzing trace of length 38 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 36 interpolants. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1024). Cancelled while CegarLoopForPetriNet was analyzing trace of length 38 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 36 interpolants. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 788.8s, OverallIterations: 14, TraceHistogramMax: 1, AutomataDifference: 17.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.0s, HoareTripleCheckerStatistics: 237 SDtfs, 558 SDslu, 418 SDs, 0 SdLazy, 4818 SolverSat, 180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 23 SyntacticMatches, 7 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1059 ImplicationChecksByTransitivity, 11.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1477occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 219 ConstructedInterpolants, 0 QuantifiedInterpolants, 127437 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown