/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-ext/32_pthread5_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-16 00:47:56,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 00:47:56,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 00:47:56,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 00:47:56,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 00:47:56,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 00:47:56,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 00:47:56,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 00:47:56,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 00:47:56,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 00:47:56,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 00:47:56,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 00:47:56,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 00:47:56,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 00:47:56,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 00:47:56,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 00:47:56,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 00:47:56,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 00:47:56,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 00:47:56,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 00:47:56,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 00:47:56,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 00:47:56,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 00:47:56,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 00:47:56,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 00:47:56,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 00:47:56,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 00:47:56,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 00:47:56,634 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 [2020-10-16 00:47:56,656 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 00:47:56,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 00:47:56,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 00:47:56,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 00:47:56,658 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 00:47:56,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 00:47:56,658 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 00:47:56,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 00:47:56,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 00:47:56,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 00:47:56,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 00:47:56,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 00:47:56,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 00:47:56,659 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 00:47:56,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 00:47:56,660 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 00:47:56,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 00:47:56,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 00:47:56,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 00:47:56,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 00:47:56,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 00:47:56,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 00:47:56,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 00:47:56,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 00:47:56,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 00:47:56,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 00:47:56,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 00:47:56,662 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-10-16 00:47:56,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 00:47:56,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 00:47:56,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 00:47:56,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 00:47:56,994 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 00:47:56,994 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 00:47:56,995 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-10-16 00:47:57,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34574b55e/b815e2c7814d4243aab56739b8f22109/FLAGb22bea6bd [2020-10-16 00:47:57,534 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 00:47:57,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-10-16 00:47:57,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34574b55e/b815e2c7814d4243aab56739b8f22109/FLAGb22bea6bd [2020-10-16 00:47:57,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34574b55e/b815e2c7814d4243aab56739b8f22109 [2020-10-16 00:47:57,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 00:47:57,897 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 00:47:57,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 00:47:57,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 00:47:57,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 00:47:57,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:47:57" (1/1) ... [2020-10-16 00:47:57,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9d6c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:57, skipping insertion in model container [2020-10-16 00:47:57,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:47:57" (1/1) ... [2020-10-16 00:47:57,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 00:47:57,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 00:47:58,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 00:47:58,404 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 00:47:58,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 00:47:58,518 INFO L208 MainTranslator]: Completed translation [2020-10-16 00:47:58,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58 WrapperNode [2020-10-16 00:47:58,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 00:47:58,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 00:47:58,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 00:47:58,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 00:47:58,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 00:47:58,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 00:47:58,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 00:47:58,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 00:47:58,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (1/1) ... [2020-10-16 00:47:58,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 00:47:58,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 00:47:58,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 00:47:58,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 00:47:58,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (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 [2020-10-16 00:47:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-16 00:47:58,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-16 00:47:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2020-10-16 00:47:58,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2020-10-16 00:47:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-16 00:47:58,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-16 00:47:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 00:47:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 00:47:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 00:47:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 00:47:58,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 00:47:58,672 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 00:47:59,275 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 00:47:59,276 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-16 00:47:59,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:47:59 BoogieIcfgContainer [2020-10-16 00:47:59,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 00:47:59,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 00:47:59,280 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 00:47:59,284 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 00:47:59,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:47:57" (1/3) ... [2020-10-16 00:47:59,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bea8fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:47:59, skipping insertion in model container [2020-10-16 00:47:59,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:47:58" (2/3) ... [2020-10-16 00:47:59,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bea8fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:47:59, skipping insertion in model container [2020-10-16 00:47:59,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:47:59" (3/3) ... [2020-10-16 00:47:59,287 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2020-10-16 00:47:59,299 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 00:47:59,308 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-16 00:47:59,309 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 00:47:59,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,343 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,343 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,344 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,344 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,345 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,345 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,345 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,346 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,346 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,347 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,347 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,347 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,347 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,348 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,348 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,348 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,348 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,349 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,349 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,349 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,350 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,350 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,350 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,351 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,351 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,351 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,351 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,352 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,354 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,358 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,358 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,358 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,359 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,359 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,359 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,359 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,363 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,366 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,366 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,366 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,367 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,367 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,367 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:47:59,384 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 00:47:59,405 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 00:47:59,406 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 00:47:59,406 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 00:47:59,406 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 00:47:59,406 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 00:47:59,407 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 00:47:59,407 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 00:47:59,407 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 00:47:59,420 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 72 transitions, 159 flow [2020-10-16 00:47:59,461 INFO L129 PetriNetUnfolder]: 8/78 cut-off events. [2020-10-16 00:47:59,462 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:47:59,468 INFO L80 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 78 events. 8/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 155 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2020-10-16 00:47:59,468 INFO L82 GeneralOperation]: Start removeDead. Operand has 74 places, 72 transitions, 159 flow [2020-10-16 00:47:59,474 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 72 places, 70 transitions, 151 flow [2020-10-16 00:47:59,477 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 00:47:59,479 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 70 transitions, 151 flow [2020-10-16 00:47:59,482 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 70 transitions, 151 flow [2020-10-16 00:47:59,483 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 72 places, 70 transitions, 151 flow [2020-10-16 00:47:59,503 INFO L129 PetriNetUnfolder]: 8/78 cut-off events. [2020-10-16 00:47:59,504 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:47:59,505 INFO L80 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 78 events. 8/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 149 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2020-10-16 00:47:59,509 INFO L117 LiptonReduction]: Number of co-enabled transitions 2040 [2020-10-16 00:48:00,769 INFO L132 LiptonReduction]: Checked pairs total: 5375 [2020-10-16 00:48:00,769 INFO L134 LiptonReduction]: Total number of compositions: 50 [2020-10-16 00:48:00,772 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1297 [2020-10-16 00:48:00,780 INFO L129 PetriNetUnfolder]: 0/15 cut-off events. [2020-10-16 00:48:00,780 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:48:00,781 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:00,782 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:00,782 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:00,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:00,788 INFO L82 PathProgramCache]: Analyzing trace with hash 199623798, now seen corresponding path program 1 times [2020-10-16 00:48:00,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:00,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856630827] [2020-10-16 00:48:00,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:00,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856630827] [2020-10-16 00:48:00,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:00,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 00:48:00,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917351996] [2020-10-16 00:48:00,997 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:00,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:01,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:01,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:01,011 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 122 [2020-10-16 00:48:01,013 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 32 transitions, 75 flow. Second operand 3 states. [2020-10-16 00:48:01,013 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:01,014 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 122 [2020-10-16 00:48:01,015 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:01,134 INFO L129 PetriNetUnfolder]: 103/260 cut-off events. [2020-10-16 00:48:01,135 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:48:01,137 INFO L80 FinitePrefix]: Finished finitePrefix Result has 429 conditions, 260 events. 103/260 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1347 event pairs, 21 based on Foata normal form. 94/292 useless extension candidates. Maximal degree in co-relation 419. Up to 93 conditions per place. [2020-10-16 00:48:01,140 INFO L132 encePairwiseOnDemand]: 112/122 looper letters, 9 selfloop transitions, 7 changer transitions 0/37 dead transitions. [2020-10-16 00:48:01,140 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 37 transitions, 117 flow [2020-10-16 00:48:01,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:01,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 255 transitions. [2020-10-16 00:48:01,156 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.6967213114754098 [2020-10-16 00:48:01,157 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 255 transitions. [2020-10-16 00:48:01,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 255 transitions. [2020-10-16 00:48:01,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:01,162 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 255 transitions. [2020-10-16 00:48:01,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:01,172 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:01,172 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:01,174 INFO L185 Difference]: Start difference. First operand has 38 places, 32 transitions, 75 flow. Second operand 3 states and 255 transitions. [2020-10-16 00:48:01,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 37 transitions, 117 flow [2020-10-16 00:48:01,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 37 transitions, 115 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:01,181 INFO L241 Difference]: Finished difference. Result has 38 places, 36 transitions, 123 flow [2020-10-16 00:48:01,183 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=69, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=123, PETRI_PLACES=38, PETRI_TRANSITIONS=36} [2020-10-16 00:48:01,184 INFO L342 CegarLoopForPetriNet]: 38 programPoint places, 0 predicate places. [2020-10-16 00:48:01,184 INFO L481 AbstractCegarLoop]: Abstraction has has 38 places, 36 transitions, 123 flow [2020-10-16 00:48:01,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:01,185 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:01,185 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:01,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 00:48:01,186 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:01,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:01,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1435047153, now seen corresponding path program 1 times [2020-10-16 00:48:01,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:01,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870275596] [2020-10-16 00:48:01,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:01,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870275596] [2020-10-16 00:48:01,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:01,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:01,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869189925] [2020-10-16 00:48:01,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:01,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:01,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:01,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:01,243 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 122 [2020-10-16 00:48:01,243 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 36 transitions, 123 flow. Second operand 3 states. [2020-10-16 00:48:01,243 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:01,243 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 122 [2020-10-16 00:48:01,244 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:01,294 INFO L129 PetriNetUnfolder]: 26/124 cut-off events. [2020-10-16 00:48:01,294 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2020-10-16 00:48:01,295 INFO L80 FinitePrefix]: Finished finitePrefix Result has 261 conditions, 124 events. 26/124 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 505 event pairs, 6 based on Foata normal form. 44/161 useless extension candidates. Maximal degree in co-relation 249. Up to 38 conditions per place. [2020-10-16 00:48:01,296 INFO L132 encePairwiseOnDemand]: 111/122 looper letters, 1 selfloop transitions, 12 changer transitions 0/34 dead transitions. [2020-10-16 00:48:01,296 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 34 transitions, 137 flow [2020-10-16 00:48:01,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:01,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:01,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2020-10-16 00:48:01,299 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7021857923497268 [2020-10-16 00:48:01,299 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 257 transitions. [2020-10-16 00:48:01,299 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 257 transitions. [2020-10-16 00:48:01,299 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:01,300 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 257 transitions. [2020-10-16 00:48:01,301 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:01,302 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:01,302 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:01,302 INFO L185 Difference]: Start difference. First operand has 38 places, 36 transitions, 123 flow. Second operand 3 states and 257 transitions. [2020-10-16 00:48:01,302 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 34 transitions, 137 flow [2020-10-16 00:48:01,304 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 34 transitions, 123 flow, removed 2 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:01,305 INFO L241 Difference]: Finished difference. Result has 38 places, 34 transitions, 121 flow [2020-10-16 00:48:01,305 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=97, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=121, PETRI_PLACES=38, PETRI_TRANSITIONS=34} [2020-10-16 00:48:01,306 INFO L342 CegarLoopForPetriNet]: 38 programPoint places, 0 predicate places. [2020-10-16 00:48:01,306 INFO L481 AbstractCegarLoop]: Abstraction has has 38 places, 34 transitions, 121 flow [2020-10-16 00:48:01,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:01,306 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:01,307 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:01,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 00:48:01,307 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:01,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:01,307 INFO L82 PathProgramCache]: Analyzing trace with hash 2056627076, now seen corresponding path program 1 times [2020-10-16 00:48:01,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:01,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674108912] [2020-10-16 00:48:01,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:01,330 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:01,341 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:01,363 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 00:48:01,363 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 00:48:01,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 00:48:01,365 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 00:48:01,366 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-16 00:48:01,377 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,377 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,377 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,378 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,378 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,378 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,378 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,378 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,379 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,379 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,379 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,379 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,379 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,380 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,380 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,380 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,380 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,380 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,381 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,381 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,381 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,382 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,382 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,382 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,382 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,382 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,382 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,383 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,383 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,386 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,386 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,386 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,387 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,387 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,387 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,387 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,387 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,388 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,388 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,388 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,389 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,389 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,389 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,389 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,389 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,389 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,390 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,390 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,390 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,390 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,390 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,391 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,391 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,392 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,392 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,392 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,393 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,393 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,393 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,393 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,394 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,394 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,394 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,394 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,394 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,394 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,395 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,395 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,395 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,396 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,396 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,396 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,396 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,396 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,396 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,397 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,397 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,397 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,397 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,398 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,398 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,398 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,398 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,398 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,399 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,400 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,400 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,400 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,400 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,401 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,401 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,401 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,402 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,402 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,408 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,408 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,409 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,409 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,412 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,412 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,413 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,413 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,413 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,413 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,416 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,416 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,417 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,417 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,417 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,417 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:01,420 INFO L253 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2020-10-16 00:48:01,421 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 00:48:01,421 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 00:48:01,421 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 00:48:01,421 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 00:48:01,421 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 00:48:01,421 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 00:48:01,421 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 00:48:01,421 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 00:48:01,427 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 117 transitions, 270 flow [2020-10-16 00:48:01,451 INFO L129 PetriNetUnfolder]: 12/110 cut-off events. [2020-10-16 00:48:01,451 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 00:48:01,453 INFO L80 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 110 events. 12/110 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 278 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 121. Up to 6 conditions per place. [2020-10-16 00:48:01,454 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 117 transitions, 270 flow [2020-10-16 00:48:01,456 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 94 places, 93 transitions, 204 flow [2020-10-16 00:48:01,456 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 00:48:01,456 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 93 transitions, 204 flow [2020-10-16 00:48:01,456 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 93 transitions, 204 flow [2020-10-16 00:48:01,456 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 94 places, 93 transitions, 204 flow [2020-10-16 00:48:01,470 INFO L129 PetriNetUnfolder]: 12/110 cut-off events. [2020-10-16 00:48:01,470 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 00:48:01,472 INFO L80 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 110 events. 12/110 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 285 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 106. Up to 6 conditions per place. [2020-10-16 00:48:01,478 INFO L117 LiptonReduction]: Number of co-enabled transitions 4412 [2020-10-16 00:48:02,958 INFO L132 LiptonReduction]: Checked pairs total: 14464 [2020-10-16 00:48:02,959 INFO L134 LiptonReduction]: Total number of compositions: 63 [2020-10-16 00:48:02,959 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1503 [2020-10-16 00:48:02,961 INFO L129 PetriNetUnfolder]: 2/18 cut-off events. [2020-10-16 00:48:02,961 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:48:02,961 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:02,962 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:02,962 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:02,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:02,962 INFO L82 PathProgramCache]: Analyzing trace with hash -33017374, now seen corresponding path program 1 times [2020-10-16 00:48:02,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:02,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068600001] [2020-10-16 00:48:02,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:03,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:03,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068600001] [2020-10-16 00:48:03,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:03,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 00:48:03,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291280479] [2020-10-16 00:48:03,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:03,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:03,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:03,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:03,011 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 180 [2020-10-16 00:48:03,012 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 51 transitions, 120 flow. Second operand 3 states. [2020-10-16 00:48:03,016 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:03,016 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 180 [2020-10-16 00:48:03,016 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:03,219 INFO L129 PetriNetUnfolder]: 636/1209 cut-off events. [2020-10-16 00:48:03,219 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 00:48:03,225 INFO L80 FinitePrefix]: Finished finitePrefix Result has 1987 conditions, 1209 events. 636/1209 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 7463 event pairs, 299 based on Foata normal form. 437/1304 useless extension candidates. Maximal degree in co-relation 1976. Up to 668 conditions per place. [2020-10-16 00:48:03,236 INFO L132 encePairwiseOnDemand]: 170/180 looper letters, 18 selfloop transitions, 2 changer transitions 0/53 dead transitions. [2020-10-16 00:48:03,236 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 53 transitions, 164 flow [2020-10-16 00:48:03,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 396 transitions. [2020-10-16 00:48:03,242 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7333333333333333 [2020-10-16 00:48:03,242 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 396 transitions. [2020-10-16 00:48:03,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 396 transitions. [2020-10-16 00:48:03,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:03,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 396 transitions. [2020-10-16 00:48:03,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:03,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:03,247 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:03,247 INFO L185 Difference]: Start difference. First operand has 54 places, 51 transitions, 120 flow. Second operand 3 states and 396 transitions. [2020-10-16 00:48:03,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 53 transitions, 164 flow [2020-10-16 00:48:03,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 53 transitions, 160 flow, removed 1 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:03,250 INFO L241 Difference]: Finished difference. Result has 53 places, 46 transitions, 118 flow [2020-10-16 00:48:03,250 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=180, PETRI_DIFFERENCE_MINUEND_FLOW=106, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=118, PETRI_PLACES=53, PETRI_TRANSITIONS=46} [2020-10-16 00:48:03,250 INFO L342 CegarLoopForPetriNet]: 54 programPoint places, -1 predicate places. [2020-10-16 00:48:03,250 INFO L481 AbstractCegarLoop]: Abstraction has has 53 places, 46 transitions, 118 flow [2020-10-16 00:48:03,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:03,251 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:03,251 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:03,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 00:48:03,251 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:03,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:03,251 INFO L82 PathProgramCache]: Analyzing trace with hash -359455847, now seen corresponding path program 1 times [2020-10-16 00:48:03,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:03,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262750420] [2020-10-16 00:48:03,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:03,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:03,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262750420] [2020-10-16 00:48:03,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:03,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:03,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704693874] [2020-10-16 00:48:03,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:03,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:03,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:03,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:03,318 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 180 [2020-10-16 00:48:03,318 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 46 transitions, 118 flow. Second operand 3 states. [2020-10-16 00:48:03,318 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:03,319 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 180 [2020-10-16 00:48:03,319 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:03,430 INFO L129 PetriNetUnfolder]: 98/451 cut-off events. [2020-10-16 00:48:03,430 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-16 00:48:03,431 INFO L80 FinitePrefix]: Finished finitePrefix Result has 747 conditions, 451 events. 98/451 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2989 event pairs, 46 based on Foata normal form. 210/612 useless extension candidates. Maximal degree in co-relation 735. Up to 120 conditions per place. [2020-10-16 00:48:03,433 INFO L132 encePairwiseOnDemand]: 164/180 looper letters, 1 selfloop transitions, 16 changer transitions 0/46 dead transitions. [2020-10-16 00:48:03,434 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 46 transitions, 152 flow [2020-10-16 00:48:03,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:03,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:03,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 373 transitions. [2020-10-16 00:48:03,436 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.6907407407407408 [2020-10-16 00:48:03,436 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 373 transitions. [2020-10-16 00:48:03,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 373 transitions. [2020-10-16 00:48:03,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:03,437 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 373 transitions. [2020-10-16 00:48:03,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:03,439 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:03,439 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:03,439 INFO L185 Difference]: Start difference. First operand has 53 places, 46 transitions, 118 flow. Second operand 3 states and 373 transitions. [2020-10-16 00:48:03,439 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 46 transitions, 152 flow [2020-10-16 00:48:03,441 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 46 transitions, 148 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:03,442 INFO L241 Difference]: Finished difference. Result has 53 places, 46 transitions, 146 flow [2020-10-16 00:48:03,442 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=180, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=146, PETRI_PLACES=53, PETRI_TRANSITIONS=46} [2020-10-16 00:48:03,462 INFO L342 CegarLoopForPetriNet]: 54 programPoint places, -1 predicate places. [2020-10-16 00:48:03,462 INFO L481 AbstractCegarLoop]: Abstraction has has 53 places, 46 transitions, 146 flow [2020-10-16 00:48:03,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:03,463 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:03,463 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:03,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 00:48:03,463 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:03,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:03,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1886834764, now seen corresponding path program 1 times [2020-10-16 00:48:03,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:03,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292039401] [2020-10-16 00:48:03,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:03,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292039401] [2020-10-16 00:48:03,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:03,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:03,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300227138] [2020-10-16 00:48:03,502 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 00:48:03,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:03,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 00:48:03,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 00:48:03,503 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 180 [2020-10-16 00:48:03,504 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 46 transitions, 146 flow. Second operand 4 states. [2020-10-16 00:48:03,504 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:03,504 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 180 [2020-10-16 00:48:03,504 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:03,637 INFO L129 PetriNetUnfolder]: 188/754 cut-off events. [2020-10-16 00:48:03,637 INFO L130 PetriNetUnfolder]: For 56/56 co-relation queries the response was YES. [2020-10-16 00:48:03,640 INFO L80 FinitePrefix]: Finished finitePrefix Result has 1447 conditions, 754 events. 188/754 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 5455 event pairs, 58 based on Foata normal form. 29/690 useless extension candidates. Maximal degree in co-relation 1436. Up to 228 conditions per place. [2020-10-16 00:48:03,644 INFO L132 encePairwiseOnDemand]: 169/180 looper letters, 13 selfloop transitions, 13 changer transitions 0/59 dead transitions. [2020-10-16 00:48:03,644 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 59 transitions, 233 flow [2020-10-16 00:48:03,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 00:48:03,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 00:48:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 635 transitions. [2020-10-16 00:48:03,647 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7055555555555556 [2020-10-16 00:48:03,648 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 635 transitions. [2020-10-16 00:48:03,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 635 transitions. [2020-10-16 00:48:03,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:03,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 635 transitions. [2020-10-16 00:48:03,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 00:48:03,654 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 00:48:03,654 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 00:48:03,654 INFO L185 Difference]: Start difference. First operand has 53 places, 46 transitions, 146 flow. Second operand 5 states and 635 transitions. [2020-10-16 00:48:03,654 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 59 transitions, 233 flow [2020-10-16 00:48:03,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 59 transitions, 217 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-16 00:48:03,663 INFO L241 Difference]: Finished difference. Result has 59 places, 56 transitions, 226 flow [2020-10-16 00:48:03,664 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=180, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=226, PETRI_PLACES=59, PETRI_TRANSITIONS=56} [2020-10-16 00:48:03,664 INFO L342 CegarLoopForPetriNet]: 54 programPoint places, 5 predicate places. [2020-10-16 00:48:03,664 INFO L481 AbstractCegarLoop]: Abstraction has has 59 places, 56 transitions, 226 flow [2020-10-16 00:48:03,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 00:48:03,665 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:03,665 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:03,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 00:48:03,666 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:03,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:03,667 INFO L82 PathProgramCache]: Analyzing trace with hash 723500602, now seen corresponding path program 1 times [2020-10-16 00:48:03,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:03,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146523671] [2020-10-16 00:48:03,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:03,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:03,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146523671] [2020-10-16 00:48:03,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:03,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 00:48:03,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539302422] [2020-10-16 00:48:03,761 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:03,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:03,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:03,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:03,762 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 180 [2020-10-16 00:48:03,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 56 transitions, 226 flow. Second operand 3 states. [2020-10-16 00:48:03,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:03,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 180 [2020-10-16 00:48:03,763 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:03,893 INFO L129 PetriNetUnfolder]: 272/978 cut-off events. [2020-10-16 00:48:03,893 INFO L130 PetriNetUnfolder]: For 169/169 co-relation queries the response was YES. [2020-10-16 00:48:03,897 INFO L80 FinitePrefix]: Finished finitePrefix Result has 1832 conditions, 978 events. 272/978 cut-off events. For 169/169 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 7503 event pairs, 84 based on Foata normal form. 0/895 useless extension candidates. Maximal degree in co-relation 1816. Up to 206 conditions per place. [2020-10-16 00:48:03,904 INFO L132 encePairwiseOnDemand]: 174/180 looper letters, 8 selfloop transitions, 4 changer transitions 0/60 dead transitions. [2020-10-16 00:48:03,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 60 transitions, 258 flow [2020-10-16 00:48:03,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 419 transitions. [2020-10-16 00:48:03,906 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7759259259259259 [2020-10-16 00:48:03,906 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 419 transitions. [2020-10-16 00:48:03,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 419 transitions. [2020-10-16 00:48:03,907 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:03,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 419 transitions. [2020-10-16 00:48:03,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:03,911 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:03,911 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:03,911 INFO L185 Difference]: Start difference. First operand has 59 places, 56 transitions, 226 flow. Second operand 3 states and 419 transitions. [2020-10-16 00:48:03,911 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 60 transitions, 258 flow [2020-10-16 00:48:03,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 60 transitions, 243 flow, removed 6 selfloop flow, removed 1 redundant places. [2020-10-16 00:48:03,917 INFO L241 Difference]: Finished difference. Result has 62 places, 58 transitions, 239 flow [2020-10-16 00:48:03,918 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=180, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=239, PETRI_PLACES=62, PETRI_TRANSITIONS=58} [2020-10-16 00:48:03,918 INFO L342 CegarLoopForPetriNet]: 54 programPoint places, 8 predicate places. [2020-10-16 00:48:03,918 INFO L481 AbstractCegarLoop]: Abstraction has has 62 places, 58 transitions, 239 flow [2020-10-16 00:48:03,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:03,918 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:03,918 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:03,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 00:48:03,919 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:03,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:03,919 INFO L82 PathProgramCache]: Analyzing trace with hash 99600852, now seen corresponding path program 1 times [2020-10-16 00:48:03,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:03,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162924003] [2020-10-16 00:48:03,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:03,936 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:03,945 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:03,956 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 00:48:03,956 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 00:48:03,956 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 00:48:03,957 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 00:48:03,959 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-16 00:48:03,987 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,987 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,987 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,988 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,988 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,988 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,988 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,989 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,989 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,989 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,990 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,990 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,990 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,990 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,991 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,991 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,991 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,991 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,991 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,992 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,992 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,992 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,992 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,993 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,993 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,993 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,993 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,994 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,994 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,994 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,995 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,995 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,995 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,995 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,995 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,996 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,996 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,996 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,996 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,997 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,997 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,997 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,997 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,998 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,998 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,998 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,998 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:03,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,000 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,000 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,002 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,003 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,003 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,006 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,007 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,007 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,008 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,008 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,008 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,014 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,014 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,015 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,015 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,016 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,016 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,016 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,016 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,017 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,017 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,023 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,023 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,024 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,024 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,024 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,024 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,024 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,026 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,027 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,027 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,028 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,028 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,028 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,028 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,033 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,033 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,033 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,033 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,033 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,034 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,037 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,037 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,037 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,037 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,037 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,038 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,038 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,039 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,039 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,039 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,039 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,039 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,040 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,040 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,040 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,041 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,041 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,041 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,042 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,042 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,042 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,042 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,042 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,042 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,044 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,044 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,044 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,045 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,045 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,045 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:04,047 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2020-10-16 00:48:04,047 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 00:48:04,047 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 00:48:04,047 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 00:48:04,047 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 00:48:04,047 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 00:48:04,047 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 00:48:04,048 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 00:48:04,048 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 00:48:04,050 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 164 places, 162 transitions, 387 flow [2020-10-16 00:48:04,070 INFO L129 PetriNetUnfolder]: 16/142 cut-off events. [2020-10-16 00:48:04,070 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-16 00:48:04,071 INFO L80 FinitePrefix]: Finished finitePrefix Result has 168 conditions, 142 events. 16/142 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 412 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 158. Up to 8 conditions per place. [2020-10-16 00:48:04,071 INFO L82 GeneralOperation]: Start removeDead. Operand has 164 places, 162 transitions, 387 flow [2020-10-16 00:48:04,073 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 116 places, 116 transitions, 259 flow [2020-10-16 00:48:04,073 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 00:48:04,073 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 116 places, 116 transitions, 259 flow [2020-10-16 00:48:04,073 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 116 places, 116 transitions, 259 flow [2020-10-16 00:48:04,073 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 116 places, 116 transitions, 259 flow [2020-10-16 00:48:04,090 INFO L129 PetriNetUnfolder]: 16/142 cut-off events. [2020-10-16 00:48:04,090 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-16 00:48:04,092 INFO L80 FinitePrefix]: Finished finitePrefix Result has 164 conditions, 142 events. 16/142 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 425 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 143. Up to 8 conditions per place. [2020-10-16 00:48:04,100 INFO L117 LiptonReduction]: Number of co-enabled transitions 7796 [2020-10-16 00:48:05,858 INFO L132 LiptonReduction]: Checked pairs total: 28848 [2020-10-16 00:48:05,859 INFO L134 LiptonReduction]: Total number of compositions: 73 [2020-10-16 00:48:05,859 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1786 [2020-10-16 00:48:05,862 INFO L129 PetriNetUnfolder]: 0/16 cut-off events. [2020-10-16 00:48:05,862 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:48:05,862 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:05,862 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:05,862 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:05,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:05,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1214597113, now seen corresponding path program 1 times [2020-10-16 00:48:05,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:05,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718258813] [2020-10-16 00:48:05,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:05,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:05,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718258813] [2020-10-16 00:48:05,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:05,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 00:48:05,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940094052] [2020-10-16 00:48:05,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:05,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:05,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:05,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:05,895 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 235 [2020-10-16 00:48:05,896 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 63 transitions, 153 flow. Second operand 3 states. [2020-10-16 00:48:05,896 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:05,896 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 235 [2020-10-16 00:48:05,896 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:07,563 INFO L129 PetriNetUnfolder]: 7650/12592 cut-off events. [2020-10-16 00:48:07,563 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-16 00:48:07,630 INFO L80 FinitePrefix]: Finished finitePrefix Result has 21708 conditions, 12592 events. 7650/12592 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 1116. Compared 98521 event pairs, 1747 based on Foata normal form. 4205/13380 useless extension candidates. Maximal degree in co-relation 21696. Up to 5088 conditions per place. [2020-10-16 00:48:07,740 INFO L132 encePairwiseOnDemand]: 217/235 looper letters, 19 selfloop transitions, 13 changer transitions 0/74 dead transitions. [2020-10-16 00:48:07,740 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 74 transitions, 239 flow [2020-10-16 00:48:07,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:07,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 512 transitions. [2020-10-16 00:48:07,742 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7262411347517731 [2020-10-16 00:48:07,742 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 512 transitions. [2020-10-16 00:48:07,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 512 transitions. [2020-10-16 00:48:07,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:07,743 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 512 transitions. [2020-10-16 00:48:07,744 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:07,746 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:07,746 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:07,746 INFO L185 Difference]: Start difference. First operand has 67 places, 63 transitions, 153 flow. Second operand 3 states and 512 transitions. [2020-10-16 00:48:07,746 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 74 transitions, 239 flow [2020-10-16 00:48:07,747 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 74 transitions, 231 flow, removed 3 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:07,749 INFO L241 Difference]: Finished difference. Result has 67 places, 71 transitions, 239 flow [2020-10-16 00:48:07,749 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=137, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=239, PETRI_PLACES=67, PETRI_TRANSITIONS=71} [2020-10-16 00:48:07,750 INFO L342 CegarLoopForPetriNet]: 67 programPoint places, 0 predicate places. [2020-10-16 00:48:07,750 INFO L481 AbstractCegarLoop]: Abstraction has has 67 places, 71 transitions, 239 flow [2020-10-16 00:48:07,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:07,750 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:07,750 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:07,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 00:48:07,750 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:07,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:07,751 INFO L82 PathProgramCache]: Analyzing trace with hash -2097461548, now seen corresponding path program 1 times [2020-10-16 00:48:07,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:07,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522763725] [2020-10-16 00:48:07,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:07,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:07,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522763725] [2020-10-16 00:48:07,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:07,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:07,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595382155] [2020-10-16 00:48:07,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:07,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:07,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:07,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:07,775 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 156 out of 235 [2020-10-16 00:48:07,775 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 71 transitions, 239 flow. Second operand 3 states. [2020-10-16 00:48:07,775 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:07,775 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 156 of 235 [2020-10-16 00:48:07,775 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:08,063 INFO L129 PetriNetUnfolder]: 862/2926 cut-off events. [2020-10-16 00:48:08,063 INFO L130 PetriNetUnfolder]: For 306/306 co-relation queries the response was YES. [2020-10-16 00:48:08,072 INFO L80 FinitePrefix]: Finished finitePrefix Result has 5425 conditions, 2926 events. 862/2926 cut-off events. For 306/306 co-relation queries the response was YES. Maximal size of possible extension queue 211. Compared 28017 event pairs, 311 based on Foata normal form. 1880/4474 useless extension candidates. Maximal degree in co-relation 5411. Up to 798 conditions per place. [2020-10-16 00:48:08,083 INFO L132 encePairwiseOnDemand]: 215/235 looper letters, 1 selfloop transitions, 20 changer transitions 0/67 dead transitions. [2020-10-16 00:48:08,083 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 67 transitions, 257 flow [2020-10-16 00:48:08,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 499 transitions. [2020-10-16 00:48:08,085 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7078014184397163 [2020-10-16 00:48:08,085 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 499 transitions. [2020-10-16 00:48:08,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 499 transitions. [2020-10-16 00:48:08,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:08,086 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 499 transitions. [2020-10-16 00:48:08,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:08,088 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:08,088 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:08,088 INFO L185 Difference]: Start difference. First operand has 67 places, 71 transitions, 239 flow. Second operand 3 states and 499 transitions. [2020-10-16 00:48:08,089 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 67 transitions, 257 flow [2020-10-16 00:48:08,095 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 67 transitions, 231 flow, removed 4 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:08,097 INFO L241 Difference]: Finished difference. Result has 67 places, 67 transitions, 229 flow [2020-10-16 00:48:08,097 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=189, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=229, PETRI_PLACES=67, PETRI_TRANSITIONS=67} [2020-10-16 00:48:08,097 INFO L342 CegarLoopForPetriNet]: 67 programPoint places, 0 predicate places. [2020-10-16 00:48:08,097 INFO L481 AbstractCegarLoop]: Abstraction has has 67 places, 67 transitions, 229 flow [2020-10-16 00:48:08,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:08,097 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:08,098 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:08,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 00:48:08,098 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:08,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:08,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1205686431, now seen corresponding path program 1 times [2020-10-16 00:48:08,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:08,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274903303] [2020-10-16 00:48:08,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:08,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274903303] [2020-10-16 00:48:08,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:08,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:08,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296157468] [2020-10-16 00:48:08,122 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 00:48:08,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:08,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 00:48:08,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 00:48:08,123 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 235 [2020-10-16 00:48:08,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 67 transitions, 229 flow. Second operand 4 states. [2020-10-16 00:48:08,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:08,124 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 235 [2020-10-16 00:48:08,124 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:08,590 INFO L129 PetriNetUnfolder]: 1326/4219 cut-off events. [2020-10-16 00:48:08,590 INFO L130 PetriNetUnfolder]: For 911/911 co-relation queries the response was YES. [2020-10-16 00:48:08,604 INFO L80 FinitePrefix]: Finished finitePrefix Result has 8637 conditions, 4219 events. 1326/4219 cut-off events. For 911/911 co-relation queries the response was YES. Maximal size of possible extension queue 307. Compared 41968 event pairs, 448 based on Foata normal form. 126/3782 useless extension candidates. Maximal degree in co-relation 8624. Up to 1233 conditions per place. [2020-10-16 00:48:08,619 INFO L132 encePairwiseOnDemand]: 221/235 looper letters, 24 selfloop transitions, 20 changer transitions 0/86 dead transitions. [2020-10-16 00:48:08,619 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 86 transitions, 385 flow [2020-10-16 00:48:08,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 00:48:08,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 00:48:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 826 transitions. [2020-10-16 00:48:08,626 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7029787234042553 [2020-10-16 00:48:08,626 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 826 transitions. [2020-10-16 00:48:08,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 826 transitions. [2020-10-16 00:48:08,628 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:08,628 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 826 transitions. [2020-10-16 00:48:08,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 00:48:08,632 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 00:48:08,632 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 00:48:08,632 INFO L185 Difference]: Start difference. First operand has 67 places, 67 transitions, 229 flow. Second operand 5 states and 826 transitions. [2020-10-16 00:48:08,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 86 transitions, 385 flow [2020-10-16 00:48:08,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 86 transitions, 365 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-16 00:48:08,638 INFO L241 Difference]: Finished difference. Result has 74 places, 82 transitions, 379 flow [2020-10-16 00:48:08,638 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=209, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=379, PETRI_PLACES=74, PETRI_TRANSITIONS=82} [2020-10-16 00:48:08,639 INFO L342 CegarLoopForPetriNet]: 67 programPoint places, 7 predicate places. [2020-10-16 00:48:08,639 INFO L481 AbstractCegarLoop]: Abstraction has has 74 places, 82 transitions, 379 flow [2020-10-16 00:48:08,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 00:48:08,639 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:08,639 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:08,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 00:48:08,640 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:08,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:08,640 INFO L82 PathProgramCache]: Analyzing trace with hash 1830412902, now seen corresponding path program 1 times [2020-10-16 00:48:08,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:08,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406416789] [2020-10-16 00:48:08,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:08,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406416789] [2020-10-16 00:48:08,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:08,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 00:48:08,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59294819] [2020-10-16 00:48:08,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:08,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:08,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:08,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:08,688 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 235 [2020-10-16 00:48:08,688 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 82 transitions, 379 flow. Second operand 3 states. [2020-10-16 00:48:08,689 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:08,689 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 235 [2020-10-16 00:48:08,689 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:09,181 INFO L129 PetriNetUnfolder]: 1564/4889 cut-off events. [2020-10-16 00:48:09,182 INFO L130 PetriNetUnfolder]: For 1730/1730 co-relation queries the response was YES. [2020-10-16 00:48:09,193 INFO L80 FinitePrefix]: Finished finitePrefix Result has 9479 conditions, 4889 events. 1564/4889 cut-off events. For 1730/1730 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 50563 event pairs, 500 based on Foata normal form. 0/4460 useless extension candidates. Maximal degree in co-relation 9460. Up to 1008 conditions per place. [2020-10-16 00:48:09,206 INFO L132 encePairwiseOnDemand]: 227/235 looper letters, 12 selfloop transitions, 5 changer transitions 0/86 dead transitions. [2020-10-16 00:48:09,206 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 86 transitions, 415 flow [2020-10-16 00:48:09,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:09,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:09,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 563 transitions. [2020-10-16 00:48:09,209 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.798581560283688 [2020-10-16 00:48:09,209 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 563 transitions. [2020-10-16 00:48:09,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 563 transitions. [2020-10-16 00:48:09,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:09,210 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 563 transitions. [2020-10-16 00:48:09,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:09,212 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:09,212 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:09,213 INFO L185 Difference]: Start difference. First operand has 74 places, 82 transitions, 379 flow. Second operand 3 states and 563 transitions. [2020-10-16 00:48:09,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 86 transitions, 415 flow [2020-10-16 00:48:09,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 86 transitions, 409 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:09,225 INFO L241 Difference]: Finished difference. Result has 76 places, 83 transitions, 401 flow [2020-10-16 00:48:09,226 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=401, PETRI_PLACES=76, PETRI_TRANSITIONS=83} [2020-10-16 00:48:09,226 INFO L342 CegarLoopForPetriNet]: 67 programPoint places, 9 predicate places. [2020-10-16 00:48:09,226 INFO L481 AbstractCegarLoop]: Abstraction has has 76 places, 83 transitions, 401 flow [2020-10-16 00:48:09,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:09,226 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:09,227 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:09,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 00:48:09,227 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:09,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:09,227 INFO L82 PathProgramCache]: Analyzing trace with hash 699744573, now seen corresponding path program 1 times [2020-10-16 00:48:09,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:09,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921150774] [2020-10-16 00:48:09,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:09,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921150774] [2020-10-16 00:48:09,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:09,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:09,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867079873] [2020-10-16 00:48:09,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 00:48:09,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:09,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 00:48:09,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 00:48:09,254 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 235 [2020-10-16 00:48:09,254 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 83 transitions, 401 flow. Second operand 4 states. [2020-10-16 00:48:09,254 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:09,254 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 235 [2020-10-16 00:48:09,255 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:09,593 INFO L129 PetriNetUnfolder]: 1321/4484 cut-off events. [2020-10-16 00:48:09,594 INFO L130 PetriNetUnfolder]: For 3835/3835 co-relation queries the response was YES. [2020-10-16 00:48:09,605 INFO L80 FinitePrefix]: Finished finitePrefix Result has 9115 conditions, 4484 events. 1321/4484 cut-off events. For 3835/3835 co-relation queries the response was YES. Maximal size of possible extension queue 335. Compared 46851 event pairs, 516 based on Foata normal form. 159/4406 useless extension candidates. Maximal degree in co-relation 9093. Up to 1035 conditions per place. [2020-10-16 00:48:09,618 INFO L132 encePairwiseOnDemand]: 222/235 looper letters, 19 selfloop transitions, 16 changer transitions 0/80 dead transitions. [2020-10-16 00:48:09,619 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 80 transitions, 427 flow [2020-10-16 00:48:09,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 00:48:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 00:48:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 819 transitions. [2020-10-16 00:48:09,622 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.6970212765957446 [2020-10-16 00:48:09,622 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 819 transitions. [2020-10-16 00:48:09,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 819 transitions. [2020-10-16 00:48:09,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:09,623 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 819 transitions. [2020-10-16 00:48:09,625 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 00:48:09,627 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 00:48:09,627 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 00:48:09,627 INFO L185 Difference]: Start difference. First operand has 76 places, 83 transitions, 401 flow. Second operand 5 states and 819 transitions. [2020-10-16 00:48:09,627 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 80 transitions, 427 flow [2020-10-16 00:48:09,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 80 transitions, 417 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:09,638 INFO L241 Difference]: Finished difference. Result has 78 places, 79 transitions, 390 flow [2020-10-16 00:48:09,639 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=390, PETRI_PLACES=78, PETRI_TRANSITIONS=79} [2020-10-16 00:48:09,639 INFO L342 CegarLoopForPetriNet]: 67 programPoint places, 11 predicate places. [2020-10-16 00:48:09,639 INFO L481 AbstractCegarLoop]: Abstraction has has 78 places, 79 transitions, 390 flow [2020-10-16 00:48:09,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 00:48:09,639 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:09,639 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:09,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 00:48:09,640 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:09,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:09,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1485064363, now seen corresponding path program 1 times [2020-10-16 00:48:09,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:09,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735383961] [2020-10-16 00:48:09,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:09,648 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:09,654 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:09,659 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 00:48:09,660 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 00:48:09,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 00:48:09,660 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 00:48:09,661 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-16 00:48:09,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,681 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,681 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,681 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,681 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,681 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,681 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,681 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,682 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,682 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,682 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,682 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,682 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,682 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,682 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,683 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,683 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,683 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,683 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,683 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,684 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,684 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,685 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,688 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,689 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,689 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,689 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,689 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,689 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,689 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,690 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,691 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,692 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,692 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,692 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,692 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,692 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,692 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,692 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,693 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,694 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,694 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,694 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,694 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,694 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,694 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,695 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,696 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,697 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,698 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,698 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,698 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,698 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,698 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,698 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,698 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,699 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,699 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,699 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,699 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,699 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,699 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,699 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,700 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,700 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,700 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,700 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,700 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,700 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,701 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,701 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,701 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,706 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,706 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,707 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,707 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,707 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,707 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,707 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,710 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,710 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,710 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,711 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,711 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,711 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,711 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,714 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,714 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,714 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,715 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,715 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,715 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,715 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,716 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,716 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,716 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,716 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,717 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,717 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,719 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,721 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,721 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,721 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,722 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,723 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,723 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,723 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,723 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,723 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,724 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,724 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,724 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,724 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,724 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,725 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,726 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,726 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,726 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,726 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,726 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,726 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,727 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,727 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,727 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,728 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,728 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,728 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:09,729 INFO L253 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2020-10-16 00:48:09,729 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 00:48:09,729 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 00:48:09,729 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 00:48:09,729 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 00:48:09,730 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 00:48:09,730 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 00:48:09,730 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 00:48:09,730 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 00:48:09,732 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 209 places, 207 transitions, 510 flow [2020-10-16 00:48:09,748 INFO L129 PetriNetUnfolder]: 20/174 cut-off events. [2020-10-16 00:48:09,749 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-16 00:48:09,750 INFO L80 FinitePrefix]: Finished finitePrefix Result has 209 conditions, 174 events. 20/174 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 550 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 196. Up to 10 conditions per place. [2020-10-16 00:48:09,750 INFO L82 GeneralOperation]: Start removeDead. Operand has 209 places, 207 transitions, 510 flow [2020-10-16 00:48:09,752 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 138 places, 139 transitions, 316 flow [2020-10-16 00:48:09,752 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 00:48:09,752 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 138 places, 139 transitions, 316 flow [2020-10-16 00:48:09,753 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 138 places, 139 transitions, 316 flow [2020-10-16 00:48:09,753 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 138 places, 139 transitions, 316 flow [2020-10-16 00:48:09,767 INFO L129 PetriNetUnfolder]: 20/174 cut-off events. [2020-10-16 00:48:09,767 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-16 00:48:09,769 INFO L80 FinitePrefix]: Finished finitePrefix Result has 203 conditions, 174 events. 20/174 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 536 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 181. Up to 10 conditions per place. [2020-10-16 00:48:09,780 INFO L117 LiptonReduction]: Number of co-enabled transitions 12192 [2020-10-16 00:48:12,661 INFO L132 LiptonReduction]: Checked pairs total: 42074 [2020-10-16 00:48:12,661 INFO L134 LiptonReduction]: Total number of compositions: 88 [2020-10-16 00:48:12,661 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2909 [2020-10-16 00:48:12,663 INFO L129 PetriNetUnfolder]: 2/19 cut-off events. [2020-10-16 00:48:12,663 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:48:12,663 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:12,663 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:12,664 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:12,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:12,664 INFO L82 PathProgramCache]: Analyzing trace with hash -1890522483, now seen corresponding path program 1 times [2020-10-16 00:48:12,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:12,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249026000] [2020-10-16 00:48:12,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:12,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249026000] [2020-10-16 00:48:12,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:12,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 00:48:12,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622554360] [2020-10-16 00:48:12,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:12,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:12,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:12,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:12,694 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 295 [2020-10-16 00:48:12,695 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 80 transitions, 198 flow. Second operand 3 states. [2020-10-16 00:48:12,695 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:12,695 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 295 [2020-10-16 00:48:12,695 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:20,070 INFO L129 PetriNetUnfolder]: 52277/77739 cut-off events. [2020-10-16 00:48:20,070 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-16 00:48:20,599 INFO L80 FinitePrefix]: Finished finitePrefix Result has 137489 conditions, 77739 events. 52277/77739 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 5542. Compared 644925 event pairs, 12471 based on Foata normal form. 26148/82222 useless extension candidates. Maximal degree in co-relation 137476. Up to 32831 conditions per place. [2020-10-16 00:48:24,349 INFO L132 encePairwiseOnDemand]: 272/295 looper letters, 24 selfloop transitions, 16 changer transitions 0/93 dead transitions. [2020-10-16 00:48:24,350 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 93 transitions, 304 flow [2020-10-16 00:48:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 647 transitions. [2020-10-16 00:48:24,352 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7310734463276836 [2020-10-16 00:48:24,352 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 647 transitions. [2020-10-16 00:48:24,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 647 transitions. [2020-10-16 00:48:24,353 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:24,353 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 647 transitions. [2020-10-16 00:48:24,354 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:24,356 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:24,356 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:24,356 INFO L185 Difference]: Start difference. First operand has 82 places, 80 transitions, 198 flow. Second operand 3 states and 647 transitions. [2020-10-16 00:48:24,356 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 93 transitions, 304 flow [2020-10-16 00:48:24,357 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 93 transitions, 290 flow, removed 6 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:24,359 INFO L241 Difference]: Finished difference. Result has 82 places, 89 transitions, 298 flow [2020-10-16 00:48:24,359 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=295, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=298, PETRI_PLACES=82, PETRI_TRANSITIONS=89} [2020-10-16 00:48:24,359 INFO L342 CegarLoopForPetriNet]: 82 programPoint places, 0 predicate places. [2020-10-16 00:48:24,360 INFO L481 AbstractCegarLoop]: Abstraction has has 82 places, 89 transitions, 298 flow [2020-10-16 00:48:24,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:24,360 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:24,360 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:24,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-16 00:48:24,360 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:24,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:24,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1946737279, now seen corresponding path program 1 times [2020-10-16 00:48:24,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:24,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53412764] [2020-10-16 00:48:24,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:24,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53412764] [2020-10-16 00:48:24,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:24,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:24,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329759308] [2020-10-16 00:48:24,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:24,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:24,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:24,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:24,396 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 295 [2020-10-16 00:48:24,396 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 89 transitions, 298 flow. Second operand 3 states. [2020-10-16 00:48:24,396 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:24,396 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 295 [2020-10-16 00:48:24,397 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:25,260 INFO L129 PetriNetUnfolder]: 3554/11640 cut-off events. [2020-10-16 00:48:25,260 INFO L130 PetriNetUnfolder]: For 1149/1149 co-relation queries the response was YES. [2020-10-16 00:48:25,296 INFO L80 FinitePrefix]: Finished finitePrefix Result has 21369 conditions, 11640 events. 3554/11640 cut-off events. For 1149/1149 co-relation queries the response was YES. Maximal size of possible extension queue 780. Compared 139075 event pairs, 1371 based on Foata normal form. 9718/19908 useless extension candidates. Maximal degree in co-relation 21354. Up to 3147 conditions per place. [2020-10-16 00:48:25,322 INFO L132 encePairwiseOnDemand]: 268/295 looper letters, 1 selfloop transitions, 27 changer transitions 0/84 dead transitions. [2020-10-16 00:48:25,323 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 84 transitions, 324 flow [2020-10-16 00:48:25,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:25,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:25,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 626 transitions. [2020-10-16 00:48:25,325 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7073446327683616 [2020-10-16 00:48:25,325 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 626 transitions. [2020-10-16 00:48:25,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 626 transitions. [2020-10-16 00:48:25,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:25,326 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 626 transitions. [2020-10-16 00:48:25,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:25,328 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:25,328 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:25,328 INFO L185 Difference]: Start difference. First operand has 82 places, 89 transitions, 298 flow. Second operand 3 states and 626 transitions. [2020-10-16 00:48:25,329 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 84 transitions, 324 flow [2020-10-16 00:48:25,352 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 84 transitions, 292 flow, removed 5 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:25,353 INFO L241 Difference]: Finished difference. Result has 82 places, 84 transitions, 290 flow [2020-10-16 00:48:25,354 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=295, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=290, PETRI_PLACES=82, PETRI_TRANSITIONS=84} [2020-10-16 00:48:25,354 INFO L342 CegarLoopForPetriNet]: 82 programPoint places, 0 predicate places. [2020-10-16 00:48:25,354 INFO L481 AbstractCegarLoop]: Abstraction has has 82 places, 84 transitions, 290 flow [2020-10-16 00:48:25,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:25,354 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:25,354 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:25,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-16 00:48:25,355 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:25,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:25,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1051736890, now seen corresponding path program 1 times [2020-10-16 00:48:25,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:25,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741246598] [2020-10-16 00:48:25,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:25,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:25,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741246598] [2020-10-16 00:48:25,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:25,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:25,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559023150] [2020-10-16 00:48:25,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 00:48:25,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:25,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 00:48:25,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 00:48:25,378 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 295 [2020-10-16 00:48:25,379 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 84 transitions, 290 flow. Second operand 4 states. [2020-10-16 00:48:25,379 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:25,379 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 295 [2020-10-16 00:48:25,379 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:26,828 INFO L129 PetriNetUnfolder]: 5564/16940 cut-off events. [2020-10-16 00:48:26,829 INFO L130 PetriNetUnfolder]: For 3554/3554 co-relation queries the response was YES. [2020-10-16 00:48:26,883 INFO L80 FinitePrefix]: Finished finitePrefix Result has 34346 conditions, 16940 events. 5564/16940 cut-off events. For 3554/3554 co-relation queries the response was YES. Maximal size of possible extension queue 1141. Compared 206903 event pairs, 2045 based on Foata normal form. 552/15056 useless extension candidates. Maximal degree in co-relation 34332. Up to 4935 conditions per place. [2020-10-16 00:48:26,922 INFO L132 encePairwiseOnDemand]: 278/295 looper letters, 30 selfloop transitions, 25 changer transitions 0/108 dead transitions. [2020-10-16 00:48:26,922 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 108 transitions, 486 flow [2020-10-16 00:48:26,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 00:48:26,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 00:48:26,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1041 transitions. [2020-10-16 00:48:26,924 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7057627118644068 [2020-10-16 00:48:26,924 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1041 transitions. [2020-10-16 00:48:26,924 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1041 transitions. [2020-10-16 00:48:26,925 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:26,925 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1041 transitions. [2020-10-16 00:48:26,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 00:48:26,929 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 00:48:26,929 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 00:48:26,929 INFO L185 Difference]: Start difference. First operand has 82 places, 84 transitions, 290 flow. Second operand 5 states and 1041 transitions. [2020-10-16 00:48:26,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 108 transitions, 486 flow [2020-10-16 00:48:26,940 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 108 transitions, 459 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-16 00:48:26,942 INFO L241 Difference]: Finished difference. Result has 89 places, 103 transitions, 477 flow [2020-10-16 00:48:26,942 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=295, PETRI_DIFFERENCE_MINUEND_FLOW=263, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=477, PETRI_PLACES=89, PETRI_TRANSITIONS=103} [2020-10-16 00:48:26,942 INFO L342 CegarLoopForPetriNet]: 82 programPoint places, 7 predicate places. [2020-10-16 00:48:26,943 INFO L481 AbstractCegarLoop]: Abstraction has has 89 places, 103 transitions, 477 flow [2020-10-16 00:48:26,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 00:48:26,943 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:26,943 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:26,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-16 00:48:26,943 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:26,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:26,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1601464585, now seen corresponding path program 1 times [2020-10-16 00:48:26,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:26,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935828801] [2020-10-16 00:48:26,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:26,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935828801] [2020-10-16 00:48:26,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:26,975 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 00:48:26,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256134284] [2020-10-16 00:48:26,975 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:26,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:26,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:26,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:26,977 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 295 [2020-10-16 00:48:26,977 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 103 transitions, 477 flow. Second operand 3 states. [2020-10-16 00:48:26,977 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:26,977 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 295 [2020-10-16 00:48:26,977 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:28,562 INFO L129 PetriNetUnfolder]: 6514/19674 cut-off events. [2020-10-16 00:48:28,563 INFO L130 PetriNetUnfolder]: For 6631/6631 co-relation queries the response was YES. [2020-10-16 00:48:28,635 INFO L80 FinitePrefix]: Finished finitePrefix Result has 37757 conditions, 19674 events. 6514/19674 cut-off events. For 6631/6631 co-relation queries the response was YES. Maximal size of possible extension queue 1302. Compared 249076 event pairs, 2276 based on Foata normal form. 0/17726 useless extension candidates. Maximal degree in co-relation 37737. Up to 4193 conditions per place. [2020-10-16 00:48:28,677 INFO L132 encePairwiseOnDemand]: 285/295 looper letters, 16 selfloop transitions, 6 changer transitions 0/109 dead transitions. [2020-10-16 00:48:28,677 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 109 transitions, 527 flow [2020-10-16 00:48:28,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:48:28,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:48:28,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 704 transitions. [2020-10-16 00:48:28,679 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7954802259887006 [2020-10-16 00:48:28,679 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 704 transitions. [2020-10-16 00:48:28,679 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 704 transitions. [2020-10-16 00:48:28,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:28,680 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 704 transitions. [2020-10-16 00:48:28,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:48:28,683 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:48:28,683 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:48:28,683 INFO L185 Difference]: Start difference. First operand has 89 places, 103 transitions, 477 flow. Second operand 3 states and 704 transitions. [2020-10-16 00:48:28,683 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 109 transitions, 527 flow [2020-10-16 00:48:28,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 109 transitions, 521 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:28,742 INFO L241 Difference]: Finished difference. Result has 91 places, 105 transitions, 509 flow [2020-10-16 00:48:28,742 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=295, PETRI_DIFFERENCE_MINUEND_FLOW=461, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=509, PETRI_PLACES=91, PETRI_TRANSITIONS=105} [2020-10-16 00:48:28,742 INFO L342 CegarLoopForPetriNet]: 82 programPoint places, 9 predicate places. [2020-10-16 00:48:28,742 INFO L481 AbstractCegarLoop]: Abstraction has has 91 places, 105 transitions, 509 flow [2020-10-16 00:48:28,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:48:28,743 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:28,743 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:28,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-16 00:48:28,743 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:28,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:28,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1300603720, now seen corresponding path program 1 times [2020-10-16 00:48:28,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:28,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971654942] [2020-10-16 00:48:28,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:28,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:28,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971654942] [2020-10-16 00:48:28,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:28,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:48:28,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297408464] [2020-10-16 00:48:28,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 00:48:28,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:28,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 00:48:28,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 00:48:28,772 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 295 [2020-10-16 00:48:28,772 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 105 transitions, 509 flow. Second operand 4 states. [2020-10-16 00:48:28,773 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:28,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 295 [2020-10-16 00:48:28,773 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:48:30,074 INFO L129 PetriNetUnfolder]: 5542/18184 cut-off events. [2020-10-16 00:48:30,074 INFO L130 PetriNetUnfolder]: For 14945/14945 co-relation queries the response was YES. [2020-10-16 00:48:30,159 INFO L80 FinitePrefix]: Finished finitePrefix Result has 36591 conditions, 18184 events. 5542/18184 cut-off events. For 14945/14945 co-relation queries the response was YES. Maximal size of possible extension queue 1225. Compared 234543 event pairs, 2362 based on Foata normal form. 564/17600 useless extension candidates. Maximal degree in co-relation 36568. Up to 4301 conditions per place. [2020-10-16 00:48:30,204 INFO L132 encePairwiseOnDemand]: 279/295 looper letters, 24 selfloop transitions, 20 changer transitions 0/101 dead transitions. [2020-10-16 00:48:30,204 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 101 transitions, 539 flow [2020-10-16 00:48:30,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 00:48:30,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 00:48:30,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1033 transitions. [2020-10-16 00:48:30,207 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7003389830508474 [2020-10-16 00:48:30,207 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1033 transitions. [2020-10-16 00:48:30,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1033 transitions. [2020-10-16 00:48:30,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:48:30,208 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1033 transitions. [2020-10-16 00:48:30,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 00:48:30,212 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 00:48:30,212 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 00:48:30,213 INFO L185 Difference]: Start difference. First operand has 91 places, 105 transitions, 509 flow. Second operand 5 states and 1033 transitions. [2020-10-16 00:48:30,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 101 transitions, 539 flow [2020-10-16 00:48:30,285 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 101 transitions, 527 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 00:48:30,287 INFO L241 Difference]: Finished difference. Result has 93 places, 100 transitions, 495 flow [2020-10-16 00:48:30,288 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=295, PETRI_DIFFERENCE_MINUEND_FLOW=427, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=495, PETRI_PLACES=93, PETRI_TRANSITIONS=100} [2020-10-16 00:48:30,288 INFO L342 CegarLoopForPetriNet]: 82 programPoint places, 11 predicate places. [2020-10-16 00:48:30,288 INFO L481 AbstractCegarLoop]: Abstraction has has 93 places, 100 transitions, 495 flow [2020-10-16 00:48:30,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 00:48:30,288 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:30,289 INFO L255 CegarLoopForPetriNet]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:30,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-16 00:48:30,289 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:30,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:30,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1049951394, now seen corresponding path program 1 times [2020-10-16 00:48:30,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:30,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614892042] [2020-10-16 00:48:30,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:30,299 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:48:30,305 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:48:30,312 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 00:48:30,312 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 00:48:30,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-16 00:48:30,313 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 00:48:30,313 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-16 00:48:30,334 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,335 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,335 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,335 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,335 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,335 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,336 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,336 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,336 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,336 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,336 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,336 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,337 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,337 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,337 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,338 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,338 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,338 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,338 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,338 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,338 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,339 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,339 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,339 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,339 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,339 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,339 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,340 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,340 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,340 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,340 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,340 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,340 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,341 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,341 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,341 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,341 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,341 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,341 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,343 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,343 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,343 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,343 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,343 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,344 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,344 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,344 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,344 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,344 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,344 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,345 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,345 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,345 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,345 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,345 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,345 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,346 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,346 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,346 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,346 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,346 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,346 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,347 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,347 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,347 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,347 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,347 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,347 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,347 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,348 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,348 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,348 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,348 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,348 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,348 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,349 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,349 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,349 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,349 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,349 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,349 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,350 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,350 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,350 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,350 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,350 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,350 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,350 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,351 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,351 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,351 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,351 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,351 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,351 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,352 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,352 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,352 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,352 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,352 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,352 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,353 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,353 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,353 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,353 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,353 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,353 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,354 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,354 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,354 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,354 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,354 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,354 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,354 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,355 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,355 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,355 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,355 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,355 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,355 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,356 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,356 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,356 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,356 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,356 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,356 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,356 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,357 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,357 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,357 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,357 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,357 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,357 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,358 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,358 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,358 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,358 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,358 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,358 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,358 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,359 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,359 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,360 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,360 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,360 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,360 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,360 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,360 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,361 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,362 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,362 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,363 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,363 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,363 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,363 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,365 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,365 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,365 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,366 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,366 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,367 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,367 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,367 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,367 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,367 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,367 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,371 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,371 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,372 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,372 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,372 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,372 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,372 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,378 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,378 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,378 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,378 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,378 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,379 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,379 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,380 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,380 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,380 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,380 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,380 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,381 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,381 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,382 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,382 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,382 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,382 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,382 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,383 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,383 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,384 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,384 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,385 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,386 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,386 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,386 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,386 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,386 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,387 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,387 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,389 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,389 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,390 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,390 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,390 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,391 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,391 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,391 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,391 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,392 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,392 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,393 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,393 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,393 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,393 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,393 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,394 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,399 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,400 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,400 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,400 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,400 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,400 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,401 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,402 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,402 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,402 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,402 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,402 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,403 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,404 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,404 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,404 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,404 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,404 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,405 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,405 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,406 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,406 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,406 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,406 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 00:48:30,407 INFO L253 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2020-10-16 00:48:30,407 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 00:48:30,408 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 00:48:30,408 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 00:48:30,408 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 00:48:30,408 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 00:48:30,408 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 00:48:30,408 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 00:48:30,408 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 00:48:30,411 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 254 places, 252 transitions, 639 flow [2020-10-16 00:48:30,436 INFO L129 PetriNetUnfolder]: 24/206 cut-off events. [2020-10-16 00:48:30,436 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-16 00:48:30,439 INFO L80 FinitePrefix]: Finished finitePrefix Result has 251 conditions, 206 events. 24/206 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 696 event pairs, 0 based on Foata normal form. 0/170 useless extension candidates. Maximal degree in co-relation 235. Up to 12 conditions per place. [2020-10-16 00:48:30,439 INFO L82 GeneralOperation]: Start removeDead. Operand has 254 places, 252 transitions, 639 flow [2020-10-16 00:48:30,442 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 160 places, 162 transitions, 375 flow [2020-10-16 00:48:30,442 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 00:48:30,442 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 160 places, 162 transitions, 375 flow [2020-10-16 00:48:30,442 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 160 places, 162 transitions, 375 flow [2020-10-16 00:48:30,443 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 160 places, 162 transitions, 375 flow [2020-10-16 00:48:30,467 INFO L129 PetriNetUnfolder]: 24/206 cut-off events. [2020-10-16 00:48:30,467 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-16 00:48:30,469 INFO L80 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 206 events. 24/206 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 693 event pairs, 0 based on Foata normal form. 0/170 useless extension candidates. Maximal degree in co-relation 220. Up to 12 conditions per place. [2020-10-16 00:48:30,481 INFO L117 LiptonReduction]: Number of co-enabled transitions 17600 [2020-10-16 00:48:32,703 INFO L132 LiptonReduction]: Checked pairs total: 60506 [2020-10-16 00:48:32,703 INFO L134 LiptonReduction]: Total number of compositions: 94 [2020-10-16 00:48:32,703 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2261 [2020-10-16 00:48:32,705 INFO L129 PetriNetUnfolder]: 2/17 cut-off events. [2020-10-16 00:48:32,705 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 00:48:32,705 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:48:32,705 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:48:32,705 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:48:32,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:48:32,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1767866410, now seen corresponding path program 1 times [2020-10-16 00:48:32,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:48:32,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216168142] [2020-10-16 00:48:32,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:48:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:48:32,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:48:32,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216168142] [2020-10-16 00:48:32,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:48:32,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 00:48:32,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856347492] [2020-10-16 00:48:32,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:48:32,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:48:32,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:48:32,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:48:32,745 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 346 [2020-10-16 00:48:32,746 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 93 transitions, 237 flow. Second operand 3 states. [2020-10-16 00:48:32,746 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:48:32,746 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 346 [2020-10-16 00:48:32,746 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:49:04,501 INFO L129 PetriNetUnfolder]: 148592/218010 cut-off events. [2020-10-16 00:49:04,501 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-16 00:49:06,372 INFO L80 FinitePrefix]: Finished finitePrefix Result has 379254 conditions, 218010 events. 148592/218010 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 12567. Compared 1942541 event pairs, 84783 based on Foata normal form. 43634/197878 useless extension candidates. Maximal degree in co-relation 379240. Up to 148924 conditions per place. [2020-10-16 00:49:07,906 INFO L132 encePairwiseOnDemand]: 334/346 looper letters, 39 selfloop transitions, 2 changer transitions 0/105 dead transitions. [2020-10-16 00:49:07,906 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 105 transitions, 343 flow [2020-10-16 00:49:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:49:07,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:49:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 769 transitions. [2020-10-16 00:49:07,909 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7408477842003853 [2020-10-16 00:49:07,909 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 769 transitions. [2020-10-16 00:49:07,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 769 transitions. [2020-10-16 00:49:07,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:49:07,910 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 769 transitions. [2020-10-16 00:49:07,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:49:07,914 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:49:07,914 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:49:07,914 INFO L185 Difference]: Start difference. First operand has 97 places, 93 transitions, 237 flow. Second operand 3 states and 769 transitions. [2020-10-16 00:49:07,914 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 105 transitions, 343 flow [2020-10-16 00:49:07,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 105 transitions, 321 flow, removed 10 selfloop flow, removed 2 redundant places. [2020-10-16 00:49:07,917 INFO L241 Difference]: Finished difference. Result has 96 places, 89 transitions, 225 flow [2020-10-16 00:49:07,917 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=207, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=225, PETRI_PLACES=96, PETRI_TRANSITIONS=89} [2020-10-16 00:49:07,917 INFO L342 CegarLoopForPetriNet]: 97 programPoint places, -1 predicate places. [2020-10-16 00:49:07,918 INFO L481 AbstractCegarLoop]: Abstraction has has 96 places, 89 transitions, 225 flow [2020-10-16 00:49:07,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:49:07,918 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:49:07,918 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:49:07,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-16 00:49:07,918 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:49:07,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:49:07,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1638426935, now seen corresponding path program 1 times [2020-10-16 00:49:07,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:49:07,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320715033] [2020-10-16 00:49:07,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:49:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:49:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:49:07,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320715033] [2020-10-16 00:49:07,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:49:07,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:49:07,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364562468] [2020-10-16 00:49:07,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:49:07,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:49:07,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:49:07,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:49:07,955 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 237 out of 346 [2020-10-16 00:49:07,956 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 89 transitions, 225 flow. Second operand 3 states. [2020-10-16 00:49:07,956 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:49:07,956 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 237 of 346 [2020-10-16 00:49:07,956 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:49:10,290 INFO L129 PetriNetUnfolder]: 6146/23793 cut-off events. [2020-10-16 00:49:10,290 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 00:49:10,389 INFO L80 FinitePrefix]: Finished finitePrefix Result has 37004 conditions, 23793 events. 6146/23793 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 1344. Compared 331347 event pairs, 3235 based on Foata normal form. 19989/41465 useless extension candidates. Maximal degree in co-relation 36989. Up to 5823 conditions per place. [2020-10-16 00:49:10,438 INFO L132 encePairwiseOnDemand]: 315/346 looper letters, 1 selfloop transitions, 31 changer transitions 0/89 dead transitions. [2020-10-16 00:49:10,438 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 89 transitions, 289 flow [2020-10-16 00:49:10,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:49:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:49:10,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 757 transitions. [2020-10-16 00:49:10,441 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7292870905587668 [2020-10-16 00:49:10,442 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 757 transitions. [2020-10-16 00:49:10,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 757 transitions. [2020-10-16 00:49:10,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:49:10,442 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 757 transitions. [2020-10-16 00:49:10,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:49:10,445 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:49:10,445 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:49:10,445 INFO L185 Difference]: Start difference. First operand has 96 places, 89 transitions, 225 flow. Second operand 3 states and 757 transitions. [2020-10-16 00:49:10,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 89 transitions, 289 flow [2020-10-16 00:49:10,501 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 89 transitions, 285 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 00:49:10,502 INFO L241 Difference]: Finished difference. Result has 96 places, 89 transitions, 283 flow [2020-10-16 00:49:10,502 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=221, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=283, PETRI_PLACES=96, PETRI_TRANSITIONS=89} [2020-10-16 00:49:10,502 INFO L342 CegarLoopForPetriNet]: 97 programPoint places, -1 predicate places. [2020-10-16 00:49:10,503 INFO L481 AbstractCegarLoop]: Abstraction has has 96 places, 89 transitions, 283 flow [2020-10-16 00:49:10,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:49:10,503 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:49:10,503 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:49:10,503 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-16 00:49:10,503 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:49:10,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:49:10,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1025973492, now seen corresponding path program 1 times [2020-10-16 00:49:10,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:49:10,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811622760] [2020-10-16 00:49:10,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:49:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:49:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:49:10,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811622760] [2020-10-16 00:49:10,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:49:10,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:49:10,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23898166] [2020-10-16 00:49:10,534 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 00:49:10,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:49:10,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 00:49:10,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 00:49:10,536 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 346 [2020-10-16 00:49:10,537 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 89 transitions, 283 flow. Second operand 4 states. [2020-10-16 00:49:10,537 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:49:10,537 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 346 [2020-10-16 00:49:10,537 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:49:14,569 INFO L129 PetriNetUnfolder]: 13775/44542 cut-off events. [2020-10-16 00:49:14,569 INFO L130 PetriNetUnfolder]: For 2756/2756 co-relation queries the response was YES. [2020-10-16 00:49:14,785 INFO L80 FinitePrefix]: Finished finitePrefix Result has 82558 conditions, 44542 events. 13775/44542 cut-off events. For 2756/2756 co-relation queries the response was YES. Maximal size of possible extension queue 2387. Compared 627970 event pairs, 5914 based on Foata normal form. 1295/40702 useless extension candidates. Maximal degree in co-relation 82544. Up to 11775 conditions per place. [2020-10-16 00:49:14,909 INFO L132 encePairwiseOnDemand]: 326/346 looper letters, 28 selfloop transitions, 25 changer transitions 0/117 dead transitions. [2020-10-16 00:49:14,909 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 117 transitions, 466 flow [2020-10-16 00:49:14,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 00:49:14,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 00:49:14,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1250 transitions. [2020-10-16 00:49:14,916 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7225433526011561 [2020-10-16 00:49:14,917 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1250 transitions. [2020-10-16 00:49:14,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1250 transitions. [2020-10-16 00:49:14,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:49:14,918 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1250 transitions. [2020-10-16 00:49:14,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 00:49:14,922 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 00:49:14,922 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 00:49:14,922 INFO L185 Difference]: Start difference. First operand has 96 places, 89 transitions, 283 flow. Second operand 5 states and 1250 transitions. [2020-10-16 00:49:14,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 117 transitions, 466 flow [2020-10-16 00:49:14,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 117 transitions, 435 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-16 00:49:14,947 INFO L241 Difference]: Finished difference. Result has 102 places, 111 transitions, 450 flow [2020-10-16 00:49:14,947 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=252, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=450, PETRI_PLACES=102, PETRI_TRANSITIONS=111} [2020-10-16 00:49:14,948 INFO L342 CegarLoopForPetriNet]: 97 programPoint places, 5 predicate places. [2020-10-16 00:49:14,948 INFO L481 AbstractCegarLoop]: Abstraction has has 102 places, 111 transitions, 450 flow [2020-10-16 00:49:14,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 00:49:14,948 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:49:14,948 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:49:14,948 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-16 00:49:14,948 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:49:14,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:49:14,949 INFO L82 PathProgramCache]: Analyzing trace with hash -51253632, now seen corresponding path program 1 times [2020-10-16 00:49:14,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:49:14,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045490032] [2020-10-16 00:49:14,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:49:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:49:15,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:49:15,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045490032] [2020-10-16 00:49:15,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:49:15,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 00:49:15,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960736947] [2020-10-16 00:49:15,008 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 00:49:15,008 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:49:15,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 00:49:15,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 00:49:15,010 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 346 [2020-10-16 00:49:15,011 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 111 transitions, 450 flow. Second operand 3 states. [2020-10-16 00:49:15,011 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:49:15,011 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 346 [2020-10-16 00:49:15,011 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:49:20,199 INFO L129 PetriNetUnfolder]: 20225/59102 cut-off events. [2020-10-16 00:49:20,199 INFO L130 PetriNetUnfolder]: For 9052/9052 co-relation queries the response was YES. [2020-10-16 00:49:20,540 INFO L80 FinitePrefix]: Finished finitePrefix Result has 108523 conditions, 59102 events. 20225/59102 cut-off events. For 9052/9052 co-relation queries the response was YES. Maximal size of possible extension queue 3168. Compared 839213 event pairs, 8001 based on Foata normal form. 0/55101 useless extension candidates. Maximal degree in co-relation 108504. Up to 13511 conditions per place. [2020-10-16 00:49:20,694 INFO L132 encePairwiseOnDemand]: 334/346 looper letters, 20 selfloop transitions, 7 changer transitions 0/121 dead transitions. [2020-10-16 00:49:20,694 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 121 transitions, 524 flow [2020-10-16 00:49:20,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 00:49:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 00:49:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 851 transitions. [2020-10-16 00:49:20,697 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8198458574181118 [2020-10-16 00:49:20,697 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 851 transitions. [2020-10-16 00:49:20,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 851 transitions. [2020-10-16 00:49:20,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:49:20,698 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 851 transitions. [2020-10-16 00:49:20,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 00:49:20,700 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 00:49:20,701 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 00:49:20,701 INFO L185 Difference]: Start difference. First operand has 102 places, 111 transitions, 450 flow. Second operand 3 states and 851 transitions. [2020-10-16 00:49:20,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 121 transitions, 524 flow [2020-10-16 00:49:21,239 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 121 transitions, 491 flow, removed 15 selfloop flow, removed 1 redundant places. [2020-10-16 00:49:21,241 INFO L241 Difference]: Finished difference. Result has 105 places, 116 transitions, 475 flow [2020-10-16 00:49:21,241 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=417, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=475, PETRI_PLACES=105, PETRI_TRANSITIONS=116} [2020-10-16 00:49:21,241 INFO L342 CegarLoopForPetriNet]: 97 programPoint places, 8 predicate places. [2020-10-16 00:49:21,241 INFO L481 AbstractCegarLoop]: Abstraction has has 105 places, 116 transitions, 475 flow [2020-10-16 00:49:21,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 00:49:21,242 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:49:21,242 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 00:49:21,242 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-16 00:49:21,242 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:49:21,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:49:21,242 INFO L82 PathProgramCache]: Analyzing trace with hash -863274005, now seen corresponding path program 1 times [2020-10-16 00:49:21,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:49:21,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031377016] [2020-10-16 00:49:21,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:49:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 00:49:21,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 00:49:21,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031377016] [2020-10-16 00:49:21,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 00:49:21,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 00:49:21,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613935905] [2020-10-16 00:49:21,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 00:49:21,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 00:49:21,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 00:49:21,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 00:49:21,287 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 346 [2020-10-16 00:49:21,287 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 116 transitions, 475 flow. Second operand 4 states. [2020-10-16 00:49:21,287 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 00:49:21,288 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 346 [2020-10-16 00:49:21,288 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 00:49:28,063 INFO L129 PetriNetUnfolder]: 21195/65735 cut-off events. [2020-10-16 00:49:28,063 INFO L130 PetriNetUnfolder]: For 28905/28905 co-relation queries the response was YES. [2020-10-16 00:49:28,489 INFO L80 FinitePrefix]: Finished finitePrefix Result has 125179 conditions, 65735 events. 21195/65735 cut-off events. For 28905/28905 co-relation queries the response was YES. Maximal size of possible extension queue 3557. Compared 972249 event pairs, 9562 based on Foata normal form. 1699/65036 useless extension candidates. Maximal degree in co-relation 125156. Up to 15987 conditions per place. [2020-10-16 00:49:28,668 INFO L132 encePairwiseOnDemand]: 327/346 looper letters, 29 selfloop transitions, 24 changer transitions 0/122 dead transitions. [2020-10-16 00:49:28,668 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 122 transitions, 581 flow [2020-10-16 00:49:28,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 00:49:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 00:49:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1242 transitions. [2020-10-16 00:49:28,671 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7179190751445087 [2020-10-16 00:49:28,671 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1242 transitions. [2020-10-16 00:49:28,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1242 transitions. [2020-10-16 00:49:28,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 00:49:28,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1242 transitions. [2020-10-16 00:49:28,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 00:49:28,677 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 00:49:28,677 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 00:49:28,677 INFO L185 Difference]: Start difference. First operand has 105 places, 116 transitions, 475 flow. Second operand 5 states and 1242 transitions. [2020-10-16 00:49:28,677 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 122 transitions, 581 flow [2020-10-16 00:49:28,889 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 122 transitions, 556 flow, removed 0 selfloop flow, removed 4 redundant places. [2020-10-16 00:49:28,890 INFO L241 Difference]: Finished difference. Result has 106 places, 121 transitions, 545 flow [2020-10-16 00:49:28,890 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=545, PETRI_PLACES=106, PETRI_TRANSITIONS=121} [2020-10-16 00:49:28,891 INFO L342 CegarLoopForPetriNet]: 97 programPoint places, 9 predicate places. [2020-10-16 00:49:28,891 INFO L481 AbstractCegarLoop]: Abstraction has has 106 places, 121 transitions, 545 flow [2020-10-16 00:49:28,891 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 00:49:28,891 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 00:49:28,891 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] [2020-10-16 00:49:28,891 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-16 00:49:28,891 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 00:49:28,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 00:49:28,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1067190599, now seen corresponding path program 1 times [2020-10-16 00:49:28,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 00:49:28,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352418532] [2020-10-16 00:49:28,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 00:49:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:49:28,901 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:49:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 00:49:28,907 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 00:49:28,913 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 00:49:28,914 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 00:49:28,914 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-16 00:49:28,927 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 00:49:28,927 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 00:49:28,928 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 00:49:28,929 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 00:49:28,929 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 00:49:28,929 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 00:49:28,930 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 00:49:28,930 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 00:49:28,930 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 00:49:28,930 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 00:49:28,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:49:28 BasicIcfg [2020-10-16 00:49:28,958 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 00:49:28,961 INFO L168 Benchmark]: Toolchain (without parser) took 91064.38 ms. Allocated memory was 248.5 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 204.3 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 14.2 GB. [2020-10-16 00:49:28,961 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 248.5 MB. Free memory was 226.6 MB in the beginning and 225.7 MB in the end (delta: 839.2 kB). Peak memory consumption was 839.2 kB. Max. memory is 14.2 GB. [2020-10-16 00:49:28,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.15 ms. Allocated memory was 248.5 MB in the beginning and 305.1 MB in the end (delta: 56.6 MB). Free memory was 204.3 MB in the beginning and 260.9 MB in the end (delta: -56.6 MB). Peak memory consumption was 30.5 MB. Max. memory is 14.2 GB. [2020-10-16 00:49:28,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.18 ms. Allocated memory is still 305.1 MB. Free memory was 260.9 MB in the beginning and 258.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-16 00:49:28,963 INFO L168 Benchmark]: Boogie Preprocessor took 30.65 ms. Allocated memory is still 305.1 MB. Free memory was 258.4 MB in the beginning and 256.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-10-16 00:49:28,964 INFO L168 Benchmark]: RCFGBuilder took 666.61 ms. Allocated memory is still 305.1 MB. Free memory was 256.7 MB in the beginning and 205.7 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 14.2 GB. [2020-10-16 00:49:28,964 INFO L168 Benchmark]: TraceAbstraction took 89678.46 ms. Allocated memory was 305.1 MB in the beginning and 4.4 GB in the end (delta: 4.1 GB). Free memory was 205.7 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 14.2 GB. [2020-10-16 00:49:28,967 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 248.5 MB. Free memory was 226.6 MB in the beginning and 225.7 MB in the end (delta: 839.2 kB). Peak memory consumption was 839.2 kB. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 621.15 ms. Allocated memory was 248.5 MB in the beginning and 305.1 MB in the end (delta: 56.6 MB). Free memory was 204.3 MB in the beginning and 260.9 MB in the end (delta: -56.6 MB). Peak memory consumption was 30.5 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 60.18 ms. Allocated memory is still 305.1 MB. Free memory was 260.9 MB in the beginning and 258.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 30.65 ms. Allocated memory is still 305.1 MB. Free memory was 258.4 MB in the beginning and 256.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * RCFGBuilder took 666.61 ms. Allocated memory is still 305.1 MB. Free memory was 256.7 MB in the beginning and 205.7 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 14.2 GB. * TraceAbstraction took 89678.46 ms. Allocated memory was 305.1 MB in the beginning and 4.4 GB in the end (delta: 4.1 GB). Free memory was 205.7 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1155 VarBasedMoverChecksPositive, 77 VarBasedMoverChecksNegative, 26 SemBasedMoverChecksPositive, 51 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 148 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.2s, 72 PlacesBefore, 38 PlacesAfterwards, 70 TransitionsBefore, 32 TransitionsAfterwards, 2040 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 4 ChoiceCompositions, 50 TotalNumberOfCompositions, 5375 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3000 VarBasedMoverChecksPositive, 224 VarBasedMoverChecksNegative, 129 SemBasedMoverChecksPositive, 95 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.5s, 722 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.5s, 94 PlacesBefore, 54 PlacesAfterwards, 93 TransitionsBefore, 51 TransitionsAfterwards, 4412 CoEnabledTransitionPairs, 4 FixpointIterations, 11 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 2 ChoiceCompositions, 63 TotalNumberOfCompositions, 14464 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4655 VarBasedMoverChecksPositive, 302 VarBasedMoverChecksNegative, 185 SemBasedMoverChecksPositive, 117 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 997 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.7s, 116 PlacesBefore, 67 PlacesAfterwards, 116 TransitionsBefore, 63 TransitionsAfterwards, 7796 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 47 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 11 ConcurrentYvCompositions, 4 ChoiceCompositions, 73 TotalNumberOfCompositions, 28848 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7550 VarBasedMoverChecksPositive, 623 VarBasedMoverChecksNegative, 428 SemBasedMoverChecksPositive, 195 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.4s, 1603 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.9s, 138 PlacesBefore, 82 PlacesAfterwards, 139 TransitionsBefore, 80 TransitionsAfterwards, 12192 CoEnabledTransitionPairs, 4 FixpointIterations, 11 TrivialSequentialCompositions, 57 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 17 ConcurrentYvCompositions, 3 ChoiceCompositions, 88 TotalNumberOfCompositions, 42074 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 8830 VarBasedMoverChecksPositive, 455 VarBasedMoverChecksNegative, 265 SemBasedMoverChecksPositive, 190 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.9s, 1310 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.2s, 160 PlacesBefore, 97 PlacesAfterwards, 162 TransitionsBefore, 93 TransitionsAfterwards, 17600 CoEnabledTransitionPairs, 4 FixpointIterations, 11 TrivialSequentialCompositions, 64 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 6 ChoiceCompositions, 94 TotalNumberOfCompositions, 60506 MoverChecksTotal - CounterExampleResult [Line: 705]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L678] 0 int g0 = 0,g1 = 0,x = 0; [L679] 0 _Bool lock = 0; [L680] 0 int mutex = 0; [L724] 0 pthread_t t; [L725] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0) VAL [g0=0, g1=0, lock=0, mutex=0, x=0] [L717] CALL 1 __VERIFIER_atomic_acquire() [L683] CALL 1 assume_abort_if_not(mutex==0) [L4] COND FALSE 1 !(!cond) [L683] RET 1 assume_abort_if_not(mutex==0) [L684] 1 mutex = 1 [L717] RET 1 __VERIFIER_atomic_acquire() [L718] 1 g0=1 VAL [g0=1, g1=0, lock=0, mutex=1, x=0] [L718] 1 g1=1 VAL [g0=1, g1=1, lock=0, mutex=1, x=0] [L726] FCALL, FORK 0 pthread_create(&t, 0, thr2, 0) VAL [g0=1, g1=1, lock=0, mutex=1, x=0] [L727] COND TRUE 0 1 [L729] FCALL, FORK 0 pthread_create(&t, 0, thr3, 0) VAL [g0=1, g1=1, lock=0, mutex=1, x=0] [L719] CALL 1 __VERIFIER_atomic_release() [L688] CALL 1 assume_abort_if_not(mutex==1) [L4] COND TRUE 1 !cond [L688] RET 1 assume_abort_if_not(mutex==1) [L689] 1 mutex = 0 [L719] RET 1 __VERIFIER_atomic_release() [L693] CALL 3 __VERIFIER_atomic_acquire() [L683] CALL 3 assume_abort_if_not(mutex==0) [L4] COND FALSE 3 !(!cond) [L683] RET 3 assume_abort_if_not(mutex==0) [L684] 3 mutex = 1 [L693] RET 3 __VERIFIER_atomic_acquire() [L694] COND TRUE 3 __VERIFIER_nondet_int() [L696] 3 g0=0 VAL [g0=0, g1=1, lock=0, mutex=1, x=0] [L697] 3 g1=0 VAL [g0=0, g1=0, lock=0, mutex=1, x=0] [L698] 3 lock=0 VAL [g0=0, g1=0, lock=0, mutex=1, x=0] [L720] 1 lock=1 [L721] 1 return 0; [L700] CALL 3 __VERIFIER_atomic_release() [L688] CALL 3 assume_abort_if_not(mutex==1) [L4] COND FALSE 3 !(!cond) [L688] RET 3 assume_abort_if_not(mutex==1) [L689] 3 mutex = 0 [L700] RET 3 __VERIFIER_atomic_release() [L701] CALL 3 __VERIFIER_atomic_acquire() [L683] CALL 3 assume_abort_if_not(mutex==0) [L4] COND FALSE 3 !(!cond) [L683] RET 3 assume_abort_if_not(mutex==0) [L684] 3 mutex = 1 [L701] RET 3 __VERIFIER_atomic_acquire() [L702] COND TRUE 3 \read(lock) [L704] 3 x=1 VAL [g0=0, g1=0, lock=1, mutex=1, x=1] [L705] COND TRUE 3 !(g0==1 && g1==1) [L705] 3 __VERIFIER_error() VAL [g0=0, g1=0, lock=1, mutex=1, x=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 65 locations, 2 error locations. Started 5 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 89.2s, OverallIterations: 26, TraceHistogramMax: 5, AutomataDifference: 78.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.9s, HoareTripleCheckerStatistics: 309 SDtfs, 132 SDslu, 17 SDs, 0 SdLazy, 528 SolverSat, 300 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=545occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 200 ConstructedInterpolants, 0 QuantifiedInterpolants, 7448 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 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 proved your program to be incorrect! Received shutdown request...