/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_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 18:55:46,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 18:55:46,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 18:55:46,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 18:55:46,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 18:55:46,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 18:55:46,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 18:55:46,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 18:55:46,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 18:55:46,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 18:55:46,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 18:55:46,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 18:55:46,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 18:55:46,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 18:55:46,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 18:55:46,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 18:55:46,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 18:55:46,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 18:55:46,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 18:55:46,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 18:55:46,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 18:55:46,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 18:55:46,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 18:55:46,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 18:55:46,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 18:55:46,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 18:55:46,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 18:55:46,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 18:55:46,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 18:55:46,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 18:55:46,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 18:55:46,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 18:55:46,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 18:55:46,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 18:55:46,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 18:55:46,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 18:55:46,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 18:55:46,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 18:55:46,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 18:55:46,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 18:55:46,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 18:55:46,811 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 18:55:46,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 18:55:46,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 18:55:46,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 18:55:46,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 18:55:46,842 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 18:55:46,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 18:55:46,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 18:55:46,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 18:55:46,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 18:55:46,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 18:55:46,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 18:55:46,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 18:55:46,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 18:55:46,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 18:55:46,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 18:55:46,844 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 18:55:46,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 18:55:46,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 18:55:46,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 18:55:46,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 18:55:46,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 18:55:46,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 18:55:46,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 18:55:46,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 18:55:46,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 18:55:46,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 18:55:46,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 18:55:46,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 18:55:46,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 18:55:47,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 18:55:47,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 18:55:47,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 18:55:47,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 18:55:47,139 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 18:55:47,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i [2019-12-18 18:55:47,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29141e038/6124af0ae0e84e95bab079d3599a85a9/FLAG47e0ce37e [2019-12-18 18:55:47,789 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 18:55:47,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i [2019-12-18 18:55:47,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29141e038/6124af0ae0e84e95bab079d3599a85a9/FLAG47e0ce37e [2019-12-18 18:55:48,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29141e038/6124af0ae0e84e95bab079d3599a85a9 [2019-12-18 18:55:48,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 18:55:48,066 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 18:55:48,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 18:55:48,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 18:55:48,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 18:55:48,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:48,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b4f6ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48, skipping insertion in model container [2019-12-18 18:55:48,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:48,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 18:55:48,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 18:55:48,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:55:48,777 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 18:55:48,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 18:55:48,922 INFO L208 MainTranslator]: Completed translation [2019-12-18 18:55:48,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48 WrapperNode [2019-12-18 18:55:48,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 18:55:48,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 18:55:48,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 18:55:48,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 18:55:48,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:48,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:48,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 18:55:48,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 18:55:48,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 18:55:48,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 18:55:48,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:48,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:49,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:49,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:49,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:49,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:49,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (1/1) ... [2019-12-18 18:55:49,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 18:55:49,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 18:55:49,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 18:55:49,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 18:55:49,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (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 18:55:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 18:55:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 18:55:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 18:55:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 18:55:49,120 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 18:55:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 18:55:49,120 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 18:55:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 18:55:49,121 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 18:55:49,121 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 18:55:49,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 18:55:49,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 18:55:49,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 18:55:49,124 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 18:55:49,916 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 18:55:49,917 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 18:55:49,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:55:49 BoogieIcfgContainer [2019-12-18 18:55:49,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 18:55:49,920 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 18:55:49,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 18:55:49,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 18:55:49,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 06:55:48" (1/3) ... [2019-12-18 18:55:49,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1a3f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:55:49, skipping insertion in model container [2019-12-18 18:55:49,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 06:55:48" (2/3) ... [2019-12-18 18:55:49,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1a3f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 06:55:49, skipping insertion in model container [2019-12-18 18:55:49,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:55:49" (3/3) ... [2019-12-18 18:55:49,927 INFO L109 eAbstractionObserver]: Analyzing ICFG safe026_power.oepc.i [2019-12-18 18:55:49,938 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 18:55:49,938 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 18:55:49,949 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 18:55:49,950 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 18:55:49,991 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,992 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,992 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,992 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,992 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,993 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,993 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,993 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,994 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,994 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,994 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,995 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,995 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,995 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,995 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,996 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,996 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,996 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,996 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,997 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,997 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,997 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,997 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,998 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,998 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,998 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,998 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,999 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,999 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:49,999 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,000 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,000 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,000 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,000 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,018 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,018 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,018 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,018 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,019 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,019 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,019 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,019 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,020 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,020 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,020 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,021 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,022 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,022 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,022 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,022 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,023 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,023 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,023 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,023 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,024 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,025 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,026 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,027 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,036 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,036 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,036 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,036 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,036 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,037 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,037 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,037 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,037 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,037 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,038 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,038 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,038 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,038 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,039 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,039 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,039 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,039 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,039 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,040 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,040 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,040 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,040 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,040 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,041 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,041 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,041 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,041 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,041 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,042 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,042 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,042 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,042 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,042 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,043 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,043 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,043 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,043 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,043 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,050 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,050 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,050 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,053 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,054 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,054 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,054 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,054 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,055 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,055 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,055 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,055 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,055 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,056 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,056 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,058 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,059 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,059 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,059 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,059 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,059 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,060 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,060 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,060 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,060 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,062 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,062 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,063 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,063 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,063 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,063 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,063 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,064 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,064 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,064 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,064 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,064 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,065 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,065 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,065 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,065 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,065 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,065 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 18:55:50,084 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 18:55:50,104 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 18:55:50,105 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 18:55:50,105 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 18:55:50,105 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 18:55:50,105 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 18:55:50,105 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 18:55:50,105 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 18:55:50,106 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 18:55:50,123 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 211 transitions [2019-12-18 18:55:50,125 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-18 18:55:50,230 INFO L126 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-18 18:55:50,230 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:55:50,254 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 18:55:50,278 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-18 18:55:50,362 INFO L126 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-18 18:55:50,363 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 18:55:50,373 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 18:55:50,398 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-18 18:55:50,399 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 18:55:55,694 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-12-18 18:55:55,818 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-18 18:55:55,848 INFO L206 etLargeBlockEncoding]: Checked pairs total: 78269 [2019-12-18 18:55:55,849 INFO L214 etLargeBlockEncoding]: Total number of compositions: 114 [2019-12-18 18:55:55,852 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 93 places, 103 transitions [2019-12-18 18:56:12,863 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 109594 states. [2019-12-18 18:56:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 109594 states. [2019-12-18 18:56:12,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-18 18:56:12,870 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:56:12,871 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-18 18:56:12,871 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 18:56:12,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:56:12,876 INFO L82 PathProgramCache]: Analyzing trace with hash 909914, now seen corresponding path program 1 times [2019-12-18 18:56:12,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:56:12,884 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140252010] [2019-12-18 18:56:12,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:56:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:56:13,113 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 18:56:13,114 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140252010] [2019-12-18 18:56:13,114 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:56:13,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:56:13,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379562882] [2019-12-18 18:56:13,123 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:56:13,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:56:13,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:56:13,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:56:13,141 INFO L87 Difference]: Start difference. First operand 109594 states. Second operand 3 states. [2019-12-18 18:56:14,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:56:14,182 INFO L93 Difference]: Finished difference Result 108680 states and 463562 transitions. [2019-12-18 18:56:14,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:56:14,183 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-18 18:56:14,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:56:17,693 INFO L225 Difference]: With dead ends: 108680 [2019-12-18 18:56:17,693 INFO L226 Difference]: Without dead ends: 102440 [2019-12-18 18:56:17,694 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 18:56:21,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102440 states. [2019-12-18 18:56:23,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102440 to 102440. [2019-12-18 18:56:23,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102440 states. [2019-12-18 18:56:24,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102440 states to 102440 states and 436366 transitions. [2019-12-18 18:56:24,446 INFO L78 Accepts]: Start accepts. Automaton has 102440 states and 436366 transitions. Word has length 3 [2019-12-18 18:56:24,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:56:24,446 INFO L462 AbstractCegarLoop]: Abstraction has 102440 states and 436366 transitions. [2019-12-18 18:56:24,447 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:56:24,447 INFO L276 IsEmpty]: Start isEmpty. Operand 102440 states and 436366 transitions. [2019-12-18 18:56:24,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 18:56:24,451 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:56:24,451 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:56:24,452 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 18:56:24,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:56:24,452 INFO L82 PathProgramCache]: Analyzing trace with hash -975068220, now seen corresponding path program 1 times [2019-12-18 18:56:24,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:56:24,453 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73570665] [2019-12-18 18:56:24,453 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:56:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:56:24,558 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 18:56:24,558 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73570665] [2019-12-18 18:56:24,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:56:24,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:56:24,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827544679] [2019-12-18 18:56:24,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:56:24,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:56:24,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:56:24,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:56:24,563 INFO L87 Difference]: Start difference. First operand 102440 states and 436366 transitions. Second operand 4 states. [2019-12-18 18:56:29,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:56:29,046 INFO L93 Difference]: Finished difference Result 163248 states and 665679 transitions. [2019-12-18 18:56:29,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:56:29,046 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-18 18:56:29,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:56:29,622 INFO L225 Difference]: With dead ends: 163248 [2019-12-18 18:56:29,623 INFO L226 Difference]: Without dead ends: 163199 [2019-12-18 18:56:29,623 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 18:56:35,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163199 states. [2019-12-18 18:56:42,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163199 to 148639. [2019-12-18 18:56:42,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148639 states. [2019-12-18 18:56:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148639 states to 148639 states and 614105 transitions. [2019-12-18 18:56:42,961 INFO L78 Accepts]: Start accepts. Automaton has 148639 states and 614105 transitions. Word has length 11 [2019-12-18 18:56:42,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:56:42,961 INFO L462 AbstractCegarLoop]: Abstraction has 148639 states and 614105 transitions. [2019-12-18 18:56:42,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:56:42,961 INFO L276 IsEmpty]: Start isEmpty. Operand 148639 states and 614105 transitions. [2019-12-18 18:56:42,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 18:56:42,968 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:56:42,968 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:56:42,968 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 18:56:42,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:56:42,969 INFO L82 PathProgramCache]: Analyzing trace with hash -112330344, now seen corresponding path program 1 times [2019-12-18 18:56:42,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:56:42,969 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236413549] [2019-12-18 18:56:42,969 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:56:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:56:43,112 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 18:56:43,112 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236413549] [2019-12-18 18:56:43,112 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:56:43,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:56:43,114 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196872254] [2019-12-18 18:56:43,115 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:56:43,115 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:56:43,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:56:43,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:56:43,116 INFO L87 Difference]: Start difference. First operand 148639 states and 614105 transitions. Second operand 4 states. [2019-12-18 18:56:49,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:56:49,109 INFO L93 Difference]: Finished difference Result 208779 states and 842772 transitions. [2019-12-18 18:56:49,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:56:49,109 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 18:56:49,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:56:49,896 INFO L225 Difference]: With dead ends: 208779 [2019-12-18 18:56:49,896 INFO L226 Difference]: Without dead ends: 208723 [2019-12-18 18:56:49,896 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 18:56:56,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208723 states. [2019-12-18 18:56:59,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208723 to 175996. [2019-12-18 18:56:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175996 states. [2019-12-18 18:57:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175996 states to 175996 states and 723083 transitions. [2019-12-18 18:57:00,551 INFO L78 Accepts]: Start accepts. Automaton has 175996 states and 723083 transitions. Word has length 13 [2019-12-18 18:57:00,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:57:00,552 INFO L462 AbstractCegarLoop]: Abstraction has 175996 states and 723083 transitions. [2019-12-18 18:57:00,552 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:57:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 175996 states and 723083 transitions. [2019-12-18 18:57:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 18:57:00,562 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:57:00,563 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 18:57:00,563 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 18:57:00,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:57:00,563 INFO L82 PathProgramCache]: Analyzing trace with hash -790185689, now seen corresponding path program 1 times [2019-12-18 18:57:00,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:57:00,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742685793] [2019-12-18 18:57:00,564 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:57:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:57:00,688 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 18:57:00,688 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742685793] [2019-12-18 18:57:00,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:57:00,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:57:00,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392379535] [2019-12-18 18:57:00,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:57:00,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:57:00,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:57:00,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:57:00,690 INFO L87 Difference]: Start difference. First operand 175996 states and 723083 transitions. Second operand 5 states. [2019-12-18 18:57:07,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:57:07,356 INFO L93 Difference]: Finished difference Result 234922 states and 955485 transitions. [2019-12-18 18:57:07,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 18:57:07,356 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-18 18:57:07,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:57:09,006 INFO L225 Difference]: With dead ends: 234922 [2019-12-18 18:57:09,006 INFO L226 Difference]: Without dead ends: 234922 [2019-12-18 18:57:09,007 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 18:57:15,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234922 states. [2019-12-18 18:57:23,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234922 to 195490. [2019-12-18 18:57:23,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195490 states. [2019-12-18 18:57:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195490 states to 195490 states and 801473 transitions. [2019-12-18 18:57:24,611 INFO L78 Accepts]: Start accepts. Automaton has 195490 states and 801473 transitions. Word has length 16 [2019-12-18 18:57:24,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:57:24,611 INFO L462 AbstractCegarLoop]: Abstraction has 195490 states and 801473 transitions. [2019-12-18 18:57:24,612 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 18:57:24,612 INFO L276 IsEmpty]: Start isEmpty. Operand 195490 states and 801473 transitions. [2019-12-18 18:57:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 18:57:24,628 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:57:24,628 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 18:57:24,628 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 18:57:24,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:57:24,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1153162558, now seen corresponding path program 1 times [2019-12-18 18:57:24,629 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:57:24,629 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049272904] [2019-12-18 18:57:24,629 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:57:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:57:24,677 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 18:57:24,677 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049272904] [2019-12-18 18:57:24,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:57:24,678 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 18:57:24,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859902710] [2019-12-18 18:57:24,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 18:57:24,679 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:57:24,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 18:57:24,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 18:57:24,679 INFO L87 Difference]: Start difference. First operand 195490 states and 801473 transitions. Second operand 3 states. [2019-12-18 18:57:31,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:57:31,249 INFO L93 Difference]: Finished difference Result 195126 states and 800046 transitions. [2019-12-18 18:57:31,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 18:57:31,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 18:57:31,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:57:31,863 INFO L225 Difference]: With dead ends: 195126 [2019-12-18 18:57:31,864 INFO L226 Difference]: Without dead ends: 195126 [2019-12-18 18:57:31,864 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 18:57:42,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195126 states. [2019-12-18 18:57:45,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195126 to 195126. [2019-12-18 18:57:45,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195126 states. [2019-12-18 18:57:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195126 states to 195126 states and 800046 transitions. [2019-12-18 18:57:46,787 INFO L78 Accepts]: Start accepts. Automaton has 195126 states and 800046 transitions. Word has length 18 [2019-12-18 18:57:46,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:57:46,787 INFO L462 AbstractCegarLoop]: Abstraction has 195126 states and 800046 transitions. [2019-12-18 18:57:46,787 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 18:57:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 195126 states and 800046 transitions. [2019-12-18 18:57:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:57:46,808 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:57:46,808 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 18:57:46,808 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 18:57:46,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:57:46,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1951188865, now seen corresponding path program 1 times [2019-12-18 18:57:46,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:57:46,809 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477432876] [2019-12-18 18:57:46,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:57:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:57:46,871 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 18:57:46,871 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477432876] [2019-12-18 18:57:46,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:57:46,872 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 18:57:46,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492598033] [2019-12-18 18:57:46,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:57:46,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:57:46,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:57:46,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:57:46,873 INFO L87 Difference]: Start difference. First operand 195126 states and 800046 transitions. Second operand 4 states. [2019-12-18 18:57:55,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:57:55,794 INFO L93 Difference]: Finished difference Result 367409 states and 1507754 transitions. [2019-12-18 18:57:55,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 18:57:55,795 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 18:57:55,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:57:57,180 INFO L225 Difference]: With dead ends: 367409 [2019-12-18 18:57:57,181 INFO L226 Difference]: Without dead ends: 208324 [2019-12-18 18:57:57,181 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 18:58:07,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208324 states. [2019-12-18 18:58:11,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208324 to 206903. [2019-12-18 18:58:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206903 states. [2019-12-18 18:58:12,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206903 states to 206903 states and 837795 transitions. [2019-12-18 18:58:12,084 INFO L78 Accepts]: Start accepts. Automaton has 206903 states and 837795 transitions. Word has length 19 [2019-12-18 18:58:12,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:58:12,085 INFO L462 AbstractCegarLoop]: Abstraction has 206903 states and 837795 transitions. [2019-12-18 18:58:12,085 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:58:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 206903 states and 837795 transitions. [2019-12-18 18:58:12,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 18:58:12,102 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:58:12,102 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 18:58:12,102 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 18:58:12,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:58:12,103 INFO L82 PathProgramCache]: Analyzing trace with hash 2060703810, now seen corresponding path program 1 times [2019-12-18 18:58:12,103 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:58:12,103 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647286233] [2019-12-18 18:58:12,103 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:58:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:58:12,178 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 18:58:12,178 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647286233] [2019-12-18 18:58:12,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:58:12,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:58:12,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004940646] [2019-12-18 18:58:12,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 18:58:12,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:58:12,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 18:58:12,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 18:58:12,181 INFO L87 Difference]: Start difference. First operand 206903 states and 837795 transitions. Second operand 5 states. [2019-12-18 18:58:19,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:58:19,771 INFO L93 Difference]: Finished difference Result 279206 states and 1109227 transitions. [2019-12-18 18:58:19,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 18:58:19,772 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 18:58:19,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:58:21,327 INFO L225 Difference]: With dead ends: 279206 [2019-12-18 18:58:21,327 INFO L226 Difference]: Without dead ends: 278226 [2019-12-18 18:58:21,328 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 18:58:28,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278226 states. [2019-12-18 18:58:31,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278226 to 210942. [2019-12-18 18:58:31,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210942 states. [2019-12-18 18:58:33,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210942 states to 210942 states and 855120 transitions. [2019-12-18 18:58:33,483 INFO L78 Accepts]: Start accepts. Automaton has 210942 states and 855120 transitions. Word has length 19 [2019-12-18 18:58:33,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:58:33,483 INFO L462 AbstractCegarLoop]: Abstraction has 210942 states and 855120 transitions. [2019-12-18 18:58:33,483 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 18:58:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 210942 states and 855120 transitions. [2019-12-18 18:58:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:58:33,506 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:58:33,506 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 18:58:33,506 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 18:58:33,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:58:33,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1239926704, now seen corresponding path program 1 times [2019-12-18 18:58:33,507 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:58:33,507 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724873304] [2019-12-18 18:58:33,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:58:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:58:33,563 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 18:58:33,563 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724873304] [2019-12-18 18:58:33,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:58:33,563 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:58:33,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956808412] [2019-12-18 18:58:33,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:58:33,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:58:33,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:58:33,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:58:33,565 INFO L87 Difference]: Start difference. First operand 210942 states and 855120 transitions. Second operand 4 states. [2019-12-18 18:58:44,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:58:44,183 INFO L93 Difference]: Finished difference Result 531210 states and 2176817 transitions. [2019-12-18 18:58:44,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 18:58:44,183 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 18:58:44,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:58:44,683 INFO L225 Difference]: With dead ends: 531210 [2019-12-18 18:58:44,684 INFO L226 Difference]: Without dead ends: 165704 [2019-12-18 18:58:44,684 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 18:58:56,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165704 states. [2019-12-18 18:58:58,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165704 to 156834. [2019-12-18 18:58:58,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156834 states. [2019-12-18 18:58:59,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156834 states to 156834 states and 621588 transitions. [2019-12-18 18:58:59,907 INFO L78 Accepts]: Start accepts. Automaton has 156834 states and 621588 transitions. Word has length 20 [2019-12-18 18:58:59,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:58:59,908 INFO L462 AbstractCegarLoop]: Abstraction has 156834 states and 621588 transitions. [2019-12-18 18:58:59,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:58:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 156834 states and 621588 transitions. [2019-12-18 18:58:59,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 18:58:59,925 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:58:59,926 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 18:58:59,926 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 18:58:59,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:58:59,926 INFO L82 PathProgramCache]: Analyzing trace with hash 198689187, now seen corresponding path program 1 times [2019-12-18 18:58:59,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:58:59,926 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001995585] [2019-12-18 18:58:59,926 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:58:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:59:00,008 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 18:59:00,008 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001995585] [2019-12-18 18:59:00,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:59:00,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 18:59:00,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826919491] [2019-12-18 18:59:00,011 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 18:59:00,011 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:59:00,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 18:59:00,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 18:59:00,011 INFO L87 Difference]: Start difference. First operand 156834 states and 621588 transitions. Second operand 4 states. [2019-12-18 18:59:00,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 18:59:00,176 INFO L93 Difference]: Finished difference Result 34690 states and 114024 transitions. [2019-12-18 18:59:00,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 18:59:00,176 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 18:59:00,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 18:59:00,223 INFO L225 Difference]: With dead ends: 34690 [2019-12-18 18:59:00,223 INFO L226 Difference]: Without dead ends: 28334 [2019-12-18 18:59:00,224 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 18:59:00,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28334 states. [2019-12-18 18:59:00,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28334 to 27259. [2019-12-18 18:59:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27259 states. [2019-12-18 18:59:00,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27259 states to 27259 states and 86074 transitions. [2019-12-18 18:59:00,705 INFO L78 Accepts]: Start accepts. Automaton has 27259 states and 86074 transitions. Word has length 20 [2019-12-18 18:59:00,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 18:59:00,705 INFO L462 AbstractCegarLoop]: Abstraction has 27259 states and 86074 transitions. [2019-12-18 18:59:00,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 18:59:00,706 INFO L276 IsEmpty]: Start isEmpty. Operand 27259 states and 86074 transitions. [2019-12-18 18:59:00,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-18 18:59:00,711 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 18:59:00,711 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 18:59:00,711 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 18:59:00,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 18:59:00,711 INFO L82 PathProgramCache]: Analyzing trace with hash 2079194331, now seen corresponding path program 1 times [2019-12-18 18:59:00,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 18:59:00,712 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830610911] [2019-12-18 18:59:00,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 18:59:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 18:59:00,797 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 18:59:00,798 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830610911] [2019-12-18 18:59:00,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 18:59:00,798 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 18:59:00,799 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558363487] [2019-12-18 18:59:00,799 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 18:59:00,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 18:59:00,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 18:59:00,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-18 18:59:00,800 INFO L87 Difference]: Start difference. First operand 27259 states and 86074 transitions. Second operand 6 states. Received shutdown request... [2019-12-18 18:59:02,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-18 18:59:02,022 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 18:59:02,026 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 18:59:02,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 06:59:02 BasicIcfg [2019-12-18 18:59:02,026 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 18:59:02,028 INFO L168 Benchmark]: Toolchain (without parser) took 193962.36 ms. Allocated memory was 146.3 MB in the beginning and 5.5 GB in the end (delta: 5.3 GB). Free memory was 102.7 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-12-18 18:59:02,029 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-18 18:59:02,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 856.21 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.3 MB in the beginning and 157.3 MB in the end (delta: -55.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:02,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.46 ms. Allocated memory is still 203.9 MB. Free memory was 157.3 MB in the beginning and 154.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:02,035 INFO L168 Benchmark]: Boogie Preprocessor took 62.36 ms. Allocated memory is still 203.9 MB. Free memory was 154.8 MB in the beginning and 152.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:02,035 INFO L168 Benchmark]: RCFGBuilder took 869.59 ms. Allocated memory is still 203.9 MB. Free memory was 152.2 MB in the beginning and 102.3 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. [2019-12-18 18:59:02,041 INFO L168 Benchmark]: TraceAbstraction took 192106.56 ms. Allocated memory was 203.9 MB in the beginning and 5.5 GB in the end (delta: 5.3 GB). Free memory was 102.3 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-12-18 18:59:02,044 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 856.21 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.3 MB in the beginning and 157.3 MB in the end (delta: -55.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 62.46 ms. Allocated memory is still 203.9 MB. Free memory was 157.3 MB in the beginning and 154.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.36 ms. Allocated memory is still 203.9 MB. Free memory was 154.8 MB in the beginning and 152.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 869.59 ms. Allocated memory is still 203.9 MB. Free memory was 152.2 MB in the beginning and 102.3 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 192106.56 ms. Allocated memory was 203.9 MB in the beginning and 5.5 GB in the end (delta: 5.3 GB). Free memory was 102.3 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.7s, 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: 1.6s, 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 ReachableStatesComputation was computing reachable states (1423 states constructedinput type IntersectNwa). - 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 ReachableStatesComputation was computing reachable states (1423 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 165 locations, 2 error locations. Result: TIMEOUT, OverallTime: 191.9s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 63.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1615 SDtfs, 1644 SDslu, 2397 SDs, 0 SdLazy, 1266 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s 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: 104.0s 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