/usr/bin/java -Xmx8000000000 -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-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 18:56:04,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 18:56:04,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 18:56:04,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 18:56:04,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 18:56:04,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 18:56:04,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 18:56:04,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 18:56:04,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 18:56:04,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 18:56:04,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 18:56:04,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 18:56:04,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 18:56:04,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 18:56:04,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 18:56:04,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 18:56:04,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 18:56:04,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 18:56:04,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 18:56:04,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 18:56:04,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 18:56:04,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 18:56:04,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 18:56:04,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 18:56:04,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 18:56:04,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 18:56:04,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 18:56:04,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 18:56:04,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 18:56:04,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 18:56:04,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 18:56:04,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 18:56:04,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 18:56:04,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 18:56:04,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 18:56:04,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 18:56:04,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 18:56:04,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 18:56:04,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 18:56:04,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 18:56:04,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 18:56:04,756 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-FA-SemanticLbe.epf [2019-12-18 18:56:04,790 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 18:56:04,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 18:56:04,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 18:56:04,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 18:56:04,792 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 18:56:04,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 18:56:04,792 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 18:56:04,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 18:56:04,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 18:56:04,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 18:56:04,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 18:56:04,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 18:56:04,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 18:56:04,799 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 18:56:04,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 18:56:04,799 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 18:56:04,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 18:56:04,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 18:56:04,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 18:56:04,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 18:56:04,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 18:56:04,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 18:56:04,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 18:56:04,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 18:56:04,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 18:56:04,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 18:56:04,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 18:56:04,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 18:56:04,803 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 18:56:05,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 18:56:05,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 18:56:05,111 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 18:56:05,112 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 18:56:05,113 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 18:56:05,114 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_pso.oepc.i [2019-12-18 18:56:05,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/945ded923/e11386814a4f4d8880a971438e209d68/FLAG3f8be2178 [2019-12-18 18:56:05,746 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 18:56:05,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_pso.oepc.i [2019-12-18 18:56:05,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/945ded923/e11386814a4f4d8880a971438e209d68/FLAG3f8be2178 [2019-12-18 18:56:06,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/945ded923/e11386814a4f4d8880a971438e209d68 [2019-12-18 18:56:06,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 18:56:06,102 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 18:56:06,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 18:56:06,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 18:56:06,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 18:56:06,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65da6945 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06, skipping insertion in model container [2019-12-18 18:56:06,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 18:56:06,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 18:56:06,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:56:06,751 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 18:56:06,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:56:06,906 INFO L208 MainTranslator]: Completed translation [2019-12-18 18:56:06,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06 WrapperNode [2019-12-18 18:56:06,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 18:56:06,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 18:56:06,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 18:56:06,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 18:56:06,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 18:56:06,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 18:56:06,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 18:56:06,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 18:56:06,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:06,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:07,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:07,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (1/1) ... [2019-12-18 18:56:07,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 18:56:07,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 18:56:07,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 18:56:07,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 18:56:07,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (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 [2019-12-18 18:56:07,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 18:56:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 18:56:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 18:56:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 18:56:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 18:56:07,111 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 18:56:07,111 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 18:56:07,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 18:56:07,113 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 18:56:07,113 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 18:56:07,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 18:56:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 18:56:07,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 18:56:07,118 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 18:56:08,073 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 18:56:08,074 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 18:56:08,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:56:08 BoogieIcfgContainer [2019-12-18 18:56:08,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 18:56:08,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 18:56:08,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 18:56:08,080 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 18:56:08,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 06:56:06" (1/3) ... [2019-12-18 18:56:08,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1345aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:56:08, skipping insertion in model container [2019-12-18 18:56:08,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:56:06" (2/3) ... [2019-12-18 18:56:08,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1345aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:56:08, skipping insertion in model container [2019-12-18 18:56:08,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:56:08" (3/3) ... [2019-12-18 18:56:08,084 INFO L109 eAbstractionObserver]: Analyzing ICFG safe026_pso.oepc.i [2019-12-18 18:56:08,095 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 18:56:08,095 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 18:56:08,103 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 18:56:08,104 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 18:56:08,165 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,165 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,166 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,166 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,166 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,166 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,167 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,168 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,168 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,169 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,169 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,169 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,169 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,169 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,170 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,170 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,170 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,170 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,170 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,171 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,171 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,171 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,171 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,171 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,172 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,172 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,172 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,172 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,172 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,173 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,173 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,173 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,173 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,174 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,174 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,174 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,174 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,175 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,175 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,176 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,177 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,177 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,177 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,177 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,177 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,178 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,178 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,178 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,178 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,179 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,180 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,181 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,182 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,183 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,187 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,187 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,187 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,187 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,187 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,188 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,188 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,188 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,188 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,189 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,189 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,189 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,189 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,189 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,190 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,190 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,190 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,190 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,190 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,191 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,191 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,191 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,191 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,191 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,192 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,192 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,192 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,192 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,192 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,193 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,193 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,193 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,193 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,193 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,194 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,194 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,194 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,194 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,194 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,195 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,195 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,195 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,195 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,195 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,196 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,196 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,196 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,196 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,196 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,197 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,197 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,197 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,197 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,197 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,198 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,198 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,198 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,198 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,199 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,199 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,199 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,199 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,199 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,200 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,200 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,200 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,200 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,200 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,200 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,201 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,201 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,201 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,201 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,201 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,202 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,202 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,202 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,202 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,202 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,203 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,203 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,203 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,203 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,203 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,204 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,204 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,204 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,204 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,204 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,205 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,205 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,205 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,205 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,205 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,209 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,209 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,209 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,210 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,210 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,210 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,210 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,210 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,211 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,211 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,211 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,211 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,215 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,216 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,216 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,216 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,216 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,216 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,217 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,217 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,217 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,217 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,219 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,219 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,220 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,220 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,220 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,220 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,220 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,222 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,222 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,222 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,222 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,222 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,224 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,224 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,224 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,224 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,224 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,225 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,225 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,225 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,226 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,226 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:56:08,241 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 18:56:08,261 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 18:56:08,261 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 18:56:08,262 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 18:56:08,262 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 18:56:08,262 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 18:56:08,262 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 18:56:08,262 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 18:56:08,262 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 18:56:08,280 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 211 transitions [2019-12-18 18:56:08,282 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-18 18:56:08,369 INFO L126 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-18 18:56:08,369 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:56:08,389 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 9/168 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-18 18:56:08,416 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-18 18:56:08,472 INFO L126 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-18 18:56:08,472 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:56:08,483 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 9/168 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-18 18:56:08,507 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-18 18:56:08,508 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 18:56:13,530 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-18 18:56:13,642 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-18 18:56:13,981 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-12-18 18:56:14,095 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-18 18:56:14,115 INFO L206 etLargeBlockEncoding]: Checked pairs total: 78269 [2019-12-18 18:56:14,115 INFO L214 etLargeBlockEncoding]: Total number of compositions: 114 [2019-12-18 18:56:14,118 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 93 places, 103 transitions [2019-12-18 18:56:30,906 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 109594 states. [2019-12-18 18:56:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 109594 states. [2019-12-18 18:56:30,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-18 18:56:30,913 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:56:30,914 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-18 18:56:30,915 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:56:30,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:56:30,921 INFO L82 PathProgramCache]: Analyzing trace with hash 909914, now seen corresponding path program 1 times [2019-12-18 18:56:30,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:56:30,930 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112662890] [2019-12-18 18:56:30,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:56:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:56:31,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:56:31,136 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112662890] [2019-12-18 18:56:31,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:56:31,137 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:56:31,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578148989] [2019-12-18 18:56:31,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:56:31,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:56:31,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:56:31,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:56:31,159 INFO L87 Difference]: Start difference. First operand 109594 states. Second operand 3 states. [2019-12-18 18:56:32,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:56:32,120 INFO L93 Difference]: Finished difference Result 108680 states and 463562 transitions. [2019-12-18 18:56:32,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:56:32,121 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-18 18:56:32,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:56:35,762 INFO L225 Difference]: With dead ends: 108680 [2019-12-18 18:56:35,763 INFO L226 Difference]: Without dead ends: 102440 [2019-12-18 18:56:35,764 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:56:39,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102440 states. [2019-12-18 18:56:41,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102440 to 102440. [2019-12-18 18:56:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102440 states. [2019-12-18 18:56:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102440 states to 102440 states and 436366 transitions. [2019-12-18 18:56:42,438 INFO L78 Accepts]: Start accepts. Automaton has 102440 states and 436366 transitions. Word has length 3 [2019-12-18 18:56:42,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:56:42,439 INFO L462 AbstractCegarLoop]: Abstraction has 102440 states and 436366 transitions. [2019-12-18 18:56:42,439 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:56:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 102440 states and 436366 transitions. [2019-12-18 18:56:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 18:56:42,443 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:56:42,444 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:56:42,444 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:56:42,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:56:42,445 INFO L82 PathProgramCache]: Analyzing trace with hash -975068220, now seen corresponding path program 1 times [2019-12-18 18:56:42,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:56:42,445 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468139762] [2019-12-18 18:56:42,445 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:56:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:56:42,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:56:42,539 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468139762] [2019-12-18 18:56:42,539 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:56:42,539 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:56:42,539 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589702710] [2019-12-18 18:56:42,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:56:42,541 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:56:42,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:56:42,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:56:42,542 INFO L87 Difference]: Start difference. First operand 102440 states and 436366 transitions. Second operand 4 states. [2019-12-18 18:56:47,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:56:47,392 INFO L93 Difference]: Finished difference Result 163248 states and 665679 transitions. [2019-12-18 18:56:47,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:56:47,393 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-18 18:56:47,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:56:47,999 INFO L225 Difference]: With dead ends: 163248 [2019-12-18 18:56:47,999 INFO L226 Difference]: Without dead ends: 163199 [2019-12-18 18:56:48,000 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:56:52,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163199 states. [2019-12-18 18:57:01,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163199 to 148639. [2019-12-18 18:57:01,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148639 states. [2019-12-18 18:57:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148639 states to 148639 states and 614105 transitions. [2019-12-18 18:57:01,858 INFO L78 Accepts]: Start accepts. Automaton has 148639 states and 614105 transitions. Word has length 11 [2019-12-18 18:57:01,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:57:01,859 INFO L462 AbstractCegarLoop]: Abstraction has 148639 states and 614105 transitions. [2019-12-18 18:57:01,859 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:57:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand 148639 states and 614105 transitions. [2019-12-18 18:57:01,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:57:01,866 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:57:01,867 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:57:01,867 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:57:01,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:57:01,867 INFO L82 PathProgramCache]: Analyzing trace with hash -112330344, now seen corresponding path program 1 times [2019-12-18 18:57:01,868 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:57:01,868 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271327540] [2019-12-18 18:57:01,868 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:57:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:57:02,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:57:02,006 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271327540] [2019-12-18 18:57:02,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:57:02,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:57:02,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922282705] [2019-12-18 18:57:02,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:57:02,007 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:57:02,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:57:02,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:57:02,008 INFO L87 Difference]: Start difference. First operand 148639 states and 614105 transitions. Second operand 4 states. [2019-12-18 18:57:08,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:57:08,862 INFO L93 Difference]: Finished difference Result 208779 states and 842772 transitions. [2019-12-18 18:57:08,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:57:08,863 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:57:08,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:57:09,493 INFO L225 Difference]: With dead ends: 208779 [2019-12-18 18:57:09,494 INFO L226 Difference]: Without dead ends: 208723 [2019-12-18 18:57:09,494 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:57:14,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208723 states. [2019-12-18 18:57:17,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208723 to 175996. [2019-12-18 18:57:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175996 states. [2019-12-18 18:57:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175996 states to 175996 states and 723083 transitions. [2019-12-18 18:57:18,979 INFO L78 Accepts]: Start accepts. Automaton has 175996 states and 723083 transitions. Word has length 13 [2019-12-18 18:57:18,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:57:18,980 INFO L462 AbstractCegarLoop]: Abstraction has 175996 states and 723083 transitions. [2019-12-18 18:57:18,980 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:57:18,980 INFO L276 IsEmpty]: Start isEmpty. Operand 175996 states and 723083 transitions. [2019-12-18 18:57:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 18:57:18,990 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:57:18,990 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:57:18,991 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:57:18,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:57:18,991 INFO L82 PathProgramCache]: Analyzing trace with hash -790185689, now seen corresponding path program 1 times [2019-12-18 18:57:18,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:57:18,992 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676692589] [2019-12-18 18:57:18,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:57:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:57:19,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:57:19,119 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676692589] [2019-12-18 18:57:19,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:57:19,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:57:19,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582760610] [2019-12-18 18:57:19,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:57:19,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:57:19,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:57:19,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:57:19,122 INFO L87 Difference]: Start difference. First operand 175996 states and 723083 transitions. Second operand 5 states. [2019-12-18 18:57:27,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:57:27,234 INFO L93 Difference]: Finished difference Result 234922 states and 955485 transitions. [2019-12-18 18:57:27,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 18:57:27,234 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-18 18:57:27,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:57:27,920 INFO L225 Difference]: With dead ends: 234922 [2019-12-18 18:57:27,920 INFO L226 Difference]: Without dead ends: 234922 [2019-12-18 18:57:27,921 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-18 18:57:33,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234922 states. [2019-12-18 18:57:36,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234922 to 195490. [2019-12-18 18:57:36,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195490 states. [2019-12-18 18:57:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195490 states to 195490 states and 801473 transitions. [2019-12-18 18:57:45,578 INFO L78 Accepts]: Start accepts. Automaton has 195490 states and 801473 transitions. Word has length 16 [2019-12-18 18:57:45,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:57:45,579 INFO L462 AbstractCegarLoop]: Abstraction has 195490 states and 801473 transitions. [2019-12-18 18:57:45,579 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 18:57:45,579 INFO L276 IsEmpty]: Start isEmpty. Operand 195490 states and 801473 transitions. [2019-12-18 18:57:45,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 18:57:45,596 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:57:45,596 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:57:45,596 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:57:45,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:57:45,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1153162558, now seen corresponding path program 1 times [2019-12-18 18:57:45,597 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:57:45,597 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045622721] [2019-12-18 18:57:45,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:57:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:57:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:57:45,662 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045622721] [2019-12-18 18:57:45,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:57:45,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:57:45,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229489874] [2019-12-18 18:57:45,662 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:57:45,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:57:45,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:57:45,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:57:45,663 INFO L87 Difference]: Start difference. First operand 195490 states and 801473 transitions. Second operand 3 states. [2019-12-18 18:57:46,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:57:46,571 INFO L93 Difference]: Finished difference Result 195126 states and 800046 transitions. [2019-12-18 18:57:46,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:57:46,571 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 18:57:46,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:57:53,836 INFO L225 Difference]: With dead ends: 195126 [2019-12-18 18:57:53,836 INFO L226 Difference]: Without dead ends: 195126 [2019-12-18 18:57:53,836 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:57:58,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195126 states. [2019-12-18 18:58:00,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195126 to 195126. [2019-12-18 18:58:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195126 states. [2019-12-18 18:58:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195126 states to 195126 states and 800046 transitions. [2019-12-18 18:58:02,275 INFO L78 Accepts]: Start accepts. Automaton has 195126 states and 800046 transitions. Word has length 18 [2019-12-18 18:58:02,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:58:02,276 INFO L462 AbstractCegarLoop]: Abstraction has 195126 states and 800046 transitions. [2019-12-18 18:58:02,276 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:58:02,276 INFO L276 IsEmpty]: Start isEmpty. Operand 195126 states and 800046 transitions. [2019-12-18 18:58:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:58:02,295 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:58:02,295 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:58:02,295 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:58:02,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:58:02,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1951188865, now seen corresponding path program 1 times [2019-12-18 18:58:02,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:58:02,295 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822988280] [2019-12-18 18:58:02,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:58:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:58:02,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:58:02,354 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822988280] [2019-12-18 18:58:02,354 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:58:02,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:58:02,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526711021] [2019-12-18 18:58:02,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:58:02,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:58:02,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:58:02,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:58:02,357 INFO L87 Difference]: Start difference. First operand 195126 states and 800046 transitions. Second operand 4 states. [2019-12-18 18:58:10,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:58:10,698 INFO L93 Difference]: Finished difference Result 367409 states and 1507754 transitions. [2019-12-18 18:58:10,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 18:58:10,699 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 18:58:10,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:58:11,324 INFO L225 Difference]: With dead ends: 367409 [2019-12-18 18:58:11,324 INFO L226 Difference]: Without dead ends: 208324 [2019-12-18 18:58:11,325 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:58:21,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208324 states. [2019-12-18 18:58:24,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208324 to 206903. [2019-12-18 18:58:24,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206903 states. [2019-12-18 18:58:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206903 states to 206903 states and 837795 transitions. [2019-12-18 18:58:25,586 INFO L78 Accepts]: Start accepts. Automaton has 206903 states and 837795 transitions. Word has length 19 [2019-12-18 18:58:25,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:58:25,586 INFO L462 AbstractCegarLoop]: Abstraction has 206903 states and 837795 transitions. [2019-12-18 18:58:25,586 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:58:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 206903 states and 837795 transitions. [2019-12-18 18:58:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:58:25,603 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:58:25,603 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:58:25,603 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:58:25,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:58:25,604 INFO L82 PathProgramCache]: Analyzing trace with hash 2060703810, now seen corresponding path program 1 times [2019-12-18 18:58:25,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:58:25,605 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698543392] [2019-12-18 18:58:25,605 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:58:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:58:25,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:58:25,677 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698543392] [2019-12-18 18:58:25,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:58:25,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:58:25,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028566794] [2019-12-18 18:58:25,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:58:25,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:58:25,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:58:25,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:58:25,679 INFO L87 Difference]: Start difference. First operand 206903 states and 837795 transitions. Second operand 5 states. [2019-12-18 18:58:26,869 WARN L192 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 6 [2019-12-18 18:58:36,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:58:36,263 INFO L93 Difference]: Finished difference Result 279206 states and 1109227 transitions. [2019-12-18 18:58:36,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 18:58:36,264 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 18:58:36,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:58:37,048 INFO L225 Difference]: With dead ends: 279206 [2019-12-18 18:58:37,048 INFO L226 Difference]: Without dead ends: 278226 [2019-12-18 18:58:37,048 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 18:58:42,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278226 states. [2019-12-18 18:58:46,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278226 to 210942. [2019-12-18 18:58:46,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210942 states. [2019-12-18 18:58:47,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210942 states to 210942 states and 855120 transitions. [2019-12-18 18:58:47,505 INFO L78 Accepts]: Start accepts. Automaton has 210942 states and 855120 transitions. Word has length 19 [2019-12-18 18:58:47,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:58:47,506 INFO L462 AbstractCegarLoop]: Abstraction has 210942 states and 855120 transitions. [2019-12-18 18:58:47,506 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 18:58:47,506 INFO L276 IsEmpty]: Start isEmpty. Operand 210942 states and 855120 transitions. [2019-12-18 18:58:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:58:47,527 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:58:47,527 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:58:47,527 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:58:47,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:58:47,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1239926704, now seen corresponding path program 1 times [2019-12-18 18:58:47,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:58:47,528 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466748184] [2019-12-18 18:58:47,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:58:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:58:47,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:58:47,610 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466748184] [2019-12-18 18:58:47,610 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:58:47,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:58:47,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348721241] [2019-12-18 18:58:47,611 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:58:47,611 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:58:47,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:58:47,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:58:47,612 INFO L87 Difference]: Start difference. First operand 210942 states and 855120 transitions. Second operand 4 states. [2019-12-18 18:59:00,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:59:00,235 INFO L93 Difference]: Finished difference Result 531210 states and 2176817 transitions. [2019-12-18 18:59:00,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:59:00,235 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 18:59:00,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:59:00,741 INFO L225 Difference]: With dead ends: 531210 [2019-12-18 18:59:00,741 INFO L226 Difference]: Without dead ends: 165704 [2019-12-18 18:59:00,742 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:59:05,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165704 states. [2019-12-18 18:59:13,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165704 to 156834. [2019-12-18 18:59:13,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156834 states. [2019-12-18 18:59:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156834 states to 156834 states and 621588 transitions. [2019-12-18 18:59:13,666 INFO L78 Accepts]: Start accepts. Automaton has 156834 states and 621588 transitions. Word has length 20 [2019-12-18 18:59:13,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:59:13,666 INFO L462 AbstractCegarLoop]: Abstraction has 156834 states and 621588 transitions. [2019-12-18 18:59:13,666 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:59:13,666 INFO L276 IsEmpty]: Start isEmpty. Operand 156834 states and 621588 transitions. [2019-12-18 18:59:13,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:59:13,683 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:59:13,683 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:59:13,683 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:59:13,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:59:13,684 INFO L82 PathProgramCache]: Analyzing trace with hash 198689187, now seen corresponding path program 1 times [2019-12-18 18:59:13,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:59:13,684 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527385650] [2019-12-18 18:59:13,684 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:59:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:59:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:59:13,763 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527385650] [2019-12-18 18:59:13,763 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:59:13,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:59:13,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985131559] [2019-12-18 18:59:13,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:59:13,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:59:13,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:59:13,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:59:13,765 INFO L87 Difference]: Start difference. First operand 156834 states and 621588 transitions. Second operand 4 states. [2019-12-18 18:59:14,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:59:14,970 INFO L93 Difference]: Finished difference Result 34690 states and 114024 transitions. [2019-12-18 18:59:14,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 18:59:14,971 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 18:59:14,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:59:15,025 INFO L225 Difference]: With dead ends: 34690 [2019-12-18 18:59:15,025 INFO L226 Difference]: Without dead ends: 28334 [2019-12-18 18:59:15,025 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:59:15,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28334 states. [2019-12-18 18:59:15,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28334 to 27259. [2019-12-18 18:59:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27259 states. [2019-12-18 18:59:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27259 states to 27259 states and 86074 transitions. [2019-12-18 18:59:15,465 INFO L78 Accepts]: Start accepts. Automaton has 27259 states and 86074 transitions. Word has length 20 [2019-12-18 18:59:15,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:59:15,465 INFO L462 AbstractCegarLoop]: Abstraction has 27259 states and 86074 transitions. [2019-12-18 18:59:15,465 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:59:15,465 INFO L276 IsEmpty]: Start isEmpty. Operand 27259 states and 86074 transitions. [2019-12-18 18:59:15,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-18 18:59:15,470 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:59:15,470 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:59:15,471 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 18:59:15,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:59:15,471 INFO L82 PathProgramCache]: Analyzing trace with hash 2079194331, now seen corresponding path program 1 times [2019-12-18 18:59:15,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:59:15,471 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19135587] [2019-12-18 18:59:15,471 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:59:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:59:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 18:59:15,546 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19135587] [2019-12-18 18:59:15,546 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:59:15,546 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 18:59:15,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411380476] [2019-12-18 18:59:15,547 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 18:59:15,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:59:15,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 18:59:15,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-18 18:59:15,547 INFO L87 Difference]: Start difference. First operand 27259 states and 86074 transitions. Second operand 6 states. Received shutdown request... [2019-12-18 18:59:15,801 WARN L209 SmtUtils]: Removed 3 from assertion stack [2019-12-18 18:59:15,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-18 18:59:15,802 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 18:59:15,806 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 18:59:15,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 06:59:15 BasicIcfg [2019-12-18 18:59:15,806 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 18:59:15,808 INFO L168 Benchmark]: Toolchain (without parser) took 189706.42 ms. Allocated memory was 146.8 MB in the beginning and 5.3 GB in the end (delta: 5.2 GB). Free memory was 101.0 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.4 GB. Max. memory is 7.1 GB. [2019-12-18 18:59:15,808 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.8 MB. Free memory is still 121.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-12-18 18:59:15,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 804.46 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 156.0 MB in the end (delta: -55.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:15,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.79 ms. Allocated memory is still 203.4 MB. Free memory was 156.0 MB in the beginning and 153.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:15,810 INFO L168 Benchmark]: Boogie Preprocessor took 41.83 ms. Allocated memory is still 203.4 MB. Free memory was 153.3 MB in the beginning and 150.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:15,811 INFO L168 Benchmark]: RCFGBuilder took 1061.36 ms. Allocated memory is still 203.4 MB. Free memory was 150.6 MB in the beginning and 101.5 MB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:15,812 INFO L168 Benchmark]: TraceAbstraction took 187729.59 ms. Allocated memory was 203.4 MB in the beginning and 5.3 GB in the end (delta: 5.1 GB). Free memory was 100.6 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.4 GB. Max. memory is 7.1 GB. [2019-12-18 18:59:15,815 INFO L335 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 146.8 MB. Free memory is still 121.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 804.46 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 156.0 MB in the end (delta: -55.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.79 ms. Allocated memory is still 203.4 MB. Free memory was 156.0 MB in the beginning and 153.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.83 ms. Allocated memory is still 203.4 MB. Free memory was 153.3 MB in the beginning and 150.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1061.36 ms. Allocated memory is still 203.4 MB. Free memory was 150.6 MB in the beginning and 101.5 MB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 187729.59 ms. Allocated memory was 203.4 MB in the beginning and 5.3 GB in the end (delta: 5.1 GB). Free memory was 100.6 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.8s, 174 ProgramPointsBefore, 93 ProgramPointsAfterwards, 211 TransitionsBefore, 103 TransitionsAfterwards, 19004 CoEnabledTransitionPairs, 7 FixpointIterations, 31 TrivialSequentialCompositions, 51 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 32 ConcurrentYvCompositions, 31 ChoiceCompositions, 6738 VarBasedMoverChecksPositive, 252 VarBasedMoverChecksNegative, 75 SemBasedMoverChecksPositive, 241 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.5s, 0 MoverChecksTotal, 78269 CheckedPairsTotal, 114 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (27259states) and FLOYD_HOARE automaton (currently 10 states, 6 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 13 for 6ms.. - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (27259states) and FLOYD_HOARE automaton (currently 10 states, 6 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 13 for 6ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 165 locations, 2 error locations. Result: TIMEOUT, OverallTime: 187.5s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 69.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1617 SDtfs, 1645 SDslu, 2402 SDs, 0 SdLazy, 1270 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210942occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 94.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 165369 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 8529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown