/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-VariableLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 22:50:52,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 22:50:52,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 22:50:52,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 22:50:52,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 22:50:52,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 22:50:52,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 22:50:52,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 22:50:52,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 22:50:52,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 22:50:52,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 22:50:52,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 22:50:52,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 22:50:52,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 22:50:52,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 22:50:52,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 22:50:52,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 22:50:52,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 22:50:52,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 22:50:52,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 22:50:52,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 22:50:52,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 22:50:52,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 22:50:52,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 22:50:52,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 22:50:52,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 22:50:52,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 22:50:52,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 22:50:52,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 22:50:52,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 22:50:52,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 22:50:52,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 22:50:52,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 22:50:52,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 22:50:52,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 22:50:52,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 22:50:52,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 22:50:52,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 22:50:52,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 22:50:52,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 22:50:52,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 22:50:52,888 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-VariableLbe-MCR.epf [2019-12-27 22:50:52,902 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 22:50:52,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 22:50:52,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 22:50:52,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 22:50:52,904 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 22:50:52,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 22:50:52,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 22:50:52,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 22:50:52,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 22:50:52,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 22:50:52,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 22:50:52,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 22:50:52,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 22:50:52,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 22:50:52,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 22:50:52,906 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 22:50:52,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 22:50:52,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 22:50:52,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 22:50:52,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 22:50:52,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 22:50:52,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 22:50:52,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 22:50:52,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 22:50:52,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 22:50:52,907 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 22:50:52,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 22:50:52,908 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 22:50:52,908 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 22:50:52,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 22:50:52,908 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 22:50:52,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 22:50:53,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 22:50:53,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 22:50:53,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 22:50:53,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 22:50:53,183 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 22:50:53,184 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_rmo.oepc.i [2019-12-27 22:50:53,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b97d8e9ef/ce57e5a669c0491480bfbb33206a80b5/FLAG99aff7811 [2019-12-27 22:50:53,833 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 22:50:53,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_rmo.oepc.i [2019-12-27 22:50:53,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b97d8e9ef/ce57e5a669c0491480bfbb33206a80b5/FLAG99aff7811 [2019-12-27 22:50:54,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b97d8e9ef/ce57e5a669c0491480bfbb33206a80b5 [2019-12-27 22:50:54,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 22:50:54,138 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 22:50:54,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 22:50:54,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 22:50:54,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 22:50:54,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:54,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61be2d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54, skipping insertion in model container [2019-12-27 22:50:54,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:54,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 22:50:54,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 22:50:54,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 22:50:54,720 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 22:50:54,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 22:50:54,886 INFO L208 MainTranslator]: Completed translation [2019-12-27 22:50:54,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54 WrapperNode [2019-12-27 22:50:54,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 22:50:54,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 22:50:54,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 22:50:54,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 22:50:54,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:54,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:54,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 22:50:54,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 22:50:54,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 22:50:54,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 22:50:54,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:54,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:54,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:54,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:55,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:55,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:55,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (1/1) ... [2019-12-27 22:50:55,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 22:50:55,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 22:50:55,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 22:50:55,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 22:50:55,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (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 [2019-12-27 22:50:55,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 22:50:55,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 22:50:55,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 22:50:55,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 22:50:55,096 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 22:50:55,096 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 22:50:55,096 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 22:50:55,096 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 22:50:55,096 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 22:50:55,096 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 22:50:55,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 22:50:55,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 22:50:55,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 22:50:55,099 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 22:50:55,903 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 22:50:55,903 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 22:50:55,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 10:50:55 BoogieIcfgContainer [2019-12-27 22:50:55,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 22:50:55,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 22:50:55,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 22:50:55,908 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 22:50:55,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 10:50:54" (1/3) ... [2019-12-27 22:50:55,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c0ac77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 10:50:55, skipping insertion in model container [2019-12-27 22:50:55,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 10:50:54" (2/3) ... [2019-12-27 22:50:55,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c0ac77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 10:50:55, skipping insertion in model container [2019-12-27 22:50:55,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 10:50:55" (3/3) ... [2019-12-27 22:50:55,912 INFO L109 eAbstractionObserver]: Analyzing ICFG safe026_rmo.oepc.i [2019-12-27 22:50:55,921 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 22:50:55,921 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 22:50:55,929 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 22:50:55,930 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 22:50:55,971 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,971 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,972 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,972 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,972 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,972 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,973 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,973 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,974 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,974 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,974 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,975 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,975 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,975 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,975 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,976 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,976 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,976 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,977 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,977 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,977 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,977 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,978 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,978 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,978 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,981 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,981 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,982 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,982 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,982 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,983 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,984 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:55,985 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,000 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,002 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,002 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,003 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,003 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,003 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,003 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,004 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,004 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,004 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,004 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,004 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,005 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,005 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,005 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,006 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,006 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,006 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,007 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,007 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,007 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,007 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,007 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,008 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,008 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,008 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,008 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,009 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,009 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,009 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,009 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,009 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,010 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,010 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,010 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,010 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,010 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,011 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,011 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,011 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,011 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,012 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,012 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,012 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,012 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,012 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,013 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,013 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,013 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,013 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,014 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,014 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,014 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,014 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,015 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,015 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,015 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,015 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,015 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,016 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,016 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,016 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,016 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,017 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,017 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,017 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,017 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,017 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,017 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,018 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,018 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,018 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,018 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,018 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,019 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,019 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,019 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,019 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,020 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,020 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,020 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,020 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,020 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,021 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,021 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,021 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,021 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,021 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,022 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,022 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,022 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,022 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,022 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,023 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,023 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,023 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,023 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,023 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,024 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,024 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,024 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,024 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,025 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,025 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,025 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,025 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,025 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,026 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,027 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,034 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,035 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,035 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,035 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,035 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,035 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,035 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,036 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,036 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,036 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,036 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,036 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,039 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,040 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,040 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,040 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,040 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,040 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,041 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,041 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,041 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,041 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,043 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,043 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,044 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,044 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,045 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,046 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,046 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,047 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,048 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,049 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,050 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,050 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,050 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 22:50:56,069 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 22:50:56,089 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 22:50:56,090 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 22:50:56,090 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 22:50:56,090 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 22:50:56,090 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 22:50:56,090 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 22:50:56,090 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 22:50:56,091 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 22:50:56,108 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 211 transitions [2019-12-27 22:50:56,110 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-27 22:50:56,217 INFO L132 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-27 22:50:56,218 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 22:50:56,237 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. 0/159 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 22:50:56,264 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-27 22:50:56,320 INFO L132 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-27 22:50:56,320 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 22:50:56,330 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. 0/159 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 22:50:56,354 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-27 22:50:56,355 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 22:50:59,859 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-27 22:51:00,291 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-12-27 22:51:00,402 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-27 22:51:00,428 INFO L206 etLargeBlockEncoding]: Checked pairs total: 81281 [2019-12-27 22:51:00,428 INFO L214 etLargeBlockEncoding]: Total number of compositions: 111 [2019-12-27 22:51:00,432 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 105 transitions [2019-12-27 22:51:19,970 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 120347 states. [2019-12-27 22:51:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 120347 states. [2019-12-27 22:51:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-27 22:51:19,978 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:51:19,979 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-27 22:51:19,979 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:51:19,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:51:19,984 INFO L82 PathProgramCache]: Analyzing trace with hash 907029, now seen corresponding path program 1 times [2019-12-27 22:51:19,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:51:19,993 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700109611] [2019-12-27 22:51:19,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:51:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:51:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:51:20,185 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700109611] [2019-12-27 22:51:20,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:51:20,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:51:20,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [506351302] [2019-12-27 22:51:20,188 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:51:20,192 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:51:20,204 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 4 states and 3 transitions. [2019-12-27 22:51:20,204 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:51:20,207 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:51:20,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:51:20,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:51:20,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:51:20,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:51:20,219 INFO L87 Difference]: Start difference. First operand 120347 states. Second operand 3 states. [2019-12-27 22:51:24,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:51:24,456 INFO L93 Difference]: Finished difference Result 118789 states and 505722 transitions. [2019-12-27 22:51:24,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:51:24,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-27 22:51:24,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:51:25,146 INFO L225 Difference]: With dead ends: 118789 [2019-12-27 22:51:25,147 INFO L226 Difference]: Without dead ends: 111860 [2019-12-27 22:51:25,148 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 [2019-12-27 22:51:29,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111860 states. [2019-12-27 22:51:32,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111860 to 111860. [2019-12-27 22:51:32,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111860 states. [2019-12-27 22:51:32,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111860 states to 111860 states and 475614 transitions. [2019-12-27 22:51:32,968 INFO L78 Accepts]: Start accepts. Automaton has 111860 states and 475614 transitions. Word has length 3 [2019-12-27 22:51:32,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:51:32,968 INFO L462 AbstractCegarLoop]: Abstraction has 111860 states and 475614 transitions. [2019-12-27 22:51:32,969 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:51:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 111860 states and 475614 transitions. [2019-12-27 22:51:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 22:51:32,973 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:51:32,973 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:51:32,973 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:51:32,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:51:32,974 INFO L82 PathProgramCache]: Analyzing trace with hash -559239811, now seen corresponding path program 1 times [2019-12-27 22:51:32,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:51:32,975 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455602767] [2019-12-27 22:51:32,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:51:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:51:33,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:51:33,094 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455602767] [2019-12-27 22:51:33,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:51:33,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:51:33,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [472819237] [2019-12-27 22:51:33,095 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:51:33,096 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:51:33,099 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 12 states and 11 transitions. [2019-12-27 22:51:33,100 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:51:33,100 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:51:33,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:51:33,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:51:33,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:51:33,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:51:33,103 INFO L87 Difference]: Start difference. First operand 111860 states and 475614 transitions. Second operand 4 states. [2019-12-27 22:51:37,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:51:37,798 INFO L93 Difference]: Finished difference Result 177255 states and 718849 transitions. [2019-12-27 22:51:37,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:51:37,798 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-27 22:51:37,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:51:38,528 INFO L225 Difference]: With dead ends: 177255 [2019-12-27 22:51:38,528 INFO L226 Difference]: Without dead ends: 177206 [2019-12-27 22:51:38,529 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 [2019-12-27 22:51:48,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177206 states. [2019-12-27 22:51:52,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177206 to 161396. [2019-12-27 22:51:52,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161396 states. [2019-12-27 22:51:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161396 states to 161396 states and 663889 transitions. [2019-12-27 22:51:52,863 INFO L78 Accepts]: Start accepts. Automaton has 161396 states and 663889 transitions. Word has length 11 [2019-12-27 22:51:52,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:51:52,863 INFO L462 AbstractCegarLoop]: Abstraction has 161396 states and 663889 transitions. [2019-12-27 22:51:52,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:51:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 161396 states and 663889 transitions. [2019-12-27 22:51:52,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 22:51:52,869 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:51:52,869 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:51:52,869 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:51:52,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:51:52,870 INFO L82 PathProgramCache]: Analyzing trace with hash 66814097, now seen corresponding path program 1 times [2019-12-27 22:51:52,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:51:52,871 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876906013] [2019-12-27 22:51:52,871 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:51:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:51:52,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:51:52,957 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876906013] [2019-12-27 22:51:52,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:51:52,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:51:52,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [156650841] [2019-12-27 22:51:52,958 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:51:52,959 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:51:52,966 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 22:51:52,966 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:51:52,966 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:51:52,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:51:52,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:51:52,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:51:52,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:51:52,967 INFO L87 Difference]: Start difference. First operand 161396 states and 663889 transitions. Second operand 4 states. [2019-12-27 22:52:00,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:52:00,687 INFO L93 Difference]: Finished difference Result 224772 states and 902688 transitions. [2019-12-27 22:52:00,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:52:00,687 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 22:52:00,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:52:01,379 INFO L225 Difference]: With dead ends: 224772 [2019-12-27 22:52:01,380 INFO L226 Difference]: Without dead ends: 224716 [2019-12-27 22:52:01,380 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 [2019-12-27 22:52:07,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224716 states. [2019-12-27 22:52:10,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224716 to 189547. [2019-12-27 22:52:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189547 states. [2019-12-27 22:52:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189547 states to 189547 states and 775648 transitions. [2019-12-27 22:52:12,388 INFO L78 Accepts]: Start accepts. Automaton has 189547 states and 775648 transitions. Word has length 13 [2019-12-27 22:52:12,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:52:12,390 INFO L462 AbstractCegarLoop]: Abstraction has 189547 states and 775648 transitions. [2019-12-27 22:52:12,390 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:52:12,390 INFO L276 IsEmpty]: Start isEmpty. Operand 189547 states and 775648 transitions. [2019-12-27 22:52:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-27 22:52:12,400 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:52:12,401 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:52:12,401 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:52:12,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:52:12,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1749760644, now seen corresponding path program 1 times [2019-12-27 22:52:12,402 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:52:12,402 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773656188] [2019-12-27 22:52:12,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:52:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:52:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:52:12,552 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773656188] [2019-12-27 22:52:12,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:52:12,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:52:12,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [963532683] [2019-12-27 22:52:12,553 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:52:12,556 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:52:12,563 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 17 states and 16 transitions. [2019-12-27 22:52:12,563 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:52:12,563 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:52:12,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:52:12,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:52:12,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:52:12,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:52:12,565 INFO L87 Difference]: Start difference. First operand 189547 states and 775648 transitions. Second operand 5 states. [2019-12-27 22:52:21,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:52:21,050 INFO L93 Difference]: Finished difference Result 246640 states and 1000431 transitions. [2019-12-27 22:52:21,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 22:52:21,052 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-27 22:52:21,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:52:21,775 INFO L225 Difference]: With dead ends: 246640 [2019-12-27 22:52:21,775 INFO L226 Difference]: Without dead ends: 246640 [2019-12-27 22:52:21,776 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 [2019-12-27 22:52:28,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246640 states. [2019-12-27 22:52:35,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246640 to 206375. [2019-12-27 22:52:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206375 states. [2019-12-27 22:52:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206375 states to 206375 states and 844011 transitions. [2019-12-27 22:52:36,670 INFO L78 Accepts]: Start accepts. Automaton has 206375 states and 844011 transitions. Word has length 16 [2019-12-27 22:52:36,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:52:36,670 INFO L462 AbstractCegarLoop]: Abstraction has 206375 states and 844011 transitions. [2019-12-27 22:52:36,670 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:52:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 206375 states and 844011 transitions. [2019-12-27 22:52:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 22:52:36,686 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:52:36,686 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:52:36,687 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:52:36,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:52:36,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1816850367, now seen corresponding path program 1 times [2019-12-27 22:52:36,687 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:52:36,688 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004050116] [2019-12-27 22:52:36,688 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:52:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:52:36,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:52:36,766 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004050116] [2019-12-27 22:52:36,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:52:36,766 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:52:36,766 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1700182570] [2019-12-27 22:52:36,766 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:52:36,768 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:52:36,770 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 24 states and 28 transitions. [2019-12-27 22:52:36,770 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:52:36,771 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:52:36,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:52:36,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:52:36,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:52:36,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:52:36,772 INFO L87 Difference]: Start difference. First operand 206375 states and 844011 transitions. Second operand 3 states. [2019-12-27 22:52:44,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:52:44,485 INFO L93 Difference]: Finished difference Result 206157 states and 843118 transitions. [2019-12-27 22:52:44,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:52:44,485 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-27 22:52:44,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:52:45,170 INFO L225 Difference]: With dead ends: 206157 [2019-12-27 22:52:45,170 INFO L226 Difference]: Without dead ends: 206157 [2019-12-27 22:52:45,170 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 [2019-12-27 22:52:51,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206157 states. [2019-12-27 22:52:54,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206157 to 206157. [2019-12-27 22:52:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206157 states. [2019-12-27 22:52:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206157 states to 206157 states and 843118 transitions. [2019-12-27 22:52:56,171 INFO L78 Accepts]: Start accepts. Automaton has 206157 states and 843118 transitions. Word has length 18 [2019-12-27 22:52:56,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:52:56,171 INFO L462 AbstractCegarLoop]: Abstraction has 206157 states and 843118 transitions. [2019-12-27 22:52:56,172 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:52:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 206157 states and 843118 transitions. [2019-12-27 22:52:56,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:52:56,187 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:52:56,188 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:52:56,188 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:52:56,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:52:56,188 INFO L82 PathProgramCache]: Analyzing trace with hash -1589816954, now seen corresponding path program 1 times [2019-12-27 22:52:56,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:52:56,189 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756170016] [2019-12-27 22:52:56,189 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:52:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:52:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:52:56,249 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756170016] [2019-12-27 22:52:56,249 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:52:56,249 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 22:52:56,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [821265730] [2019-12-27 22:52:56,250 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:52:56,252 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:52:56,255 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 34 states and 47 transitions. [2019-12-27 22:52:56,256 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:52:56,294 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 22:52:56,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 22:52:56,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:52:56,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 22:52:56,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:52:56,295 INFO L87 Difference]: Start difference. First operand 206157 states and 843118 transitions. Second operand 4 states. [2019-12-27 22:53:04,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:53:04,889 INFO L93 Difference]: Finished difference Result 331538 states and 1351950 transitions. [2019-12-27 22:53:04,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:53:04,889 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-27 22:53:04,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:53:05,473 INFO L225 Difference]: With dead ends: 331538 [2019-12-27 22:53:05,473 INFO L226 Difference]: Without dead ends: 190876 [2019-12-27 22:53:05,473 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 22:53:16,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190876 states. [2019-12-27 22:53:18,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190876 to 180724. [2019-12-27 22:53:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180724 states. [2019-12-27 22:53:20,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180724 states to 180724 states and 727525 transitions. [2019-12-27 22:53:20,337 INFO L78 Accepts]: Start accepts. Automaton has 180724 states and 727525 transitions. Word has length 19 [2019-12-27 22:53:20,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:53:20,337 INFO L462 AbstractCegarLoop]: Abstraction has 180724 states and 727525 transitions. [2019-12-27 22:53:20,337 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 22:53:20,337 INFO L276 IsEmpty]: Start isEmpty. Operand 180724 states and 727525 transitions. [2019-12-27 22:53:20,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:53:20,352 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:53:20,352 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:53:20,352 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:53:20,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:53:20,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1623405261, now seen corresponding path program 1 times [2019-12-27 22:53:20,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:53:20,353 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921667228] [2019-12-27 22:53:20,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:53:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:53:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:53:20,398 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921667228] [2019-12-27 22:53:20,398 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:53:20,399 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 22:53:20,399 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [207725007] [2019-12-27 22:53:20,399 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:53:20,401 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:53:20,406 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 41 states and 64 transitions. [2019-12-27 22:53:20,407 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:53:20,407 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:53:20,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 22:53:20,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:53:20,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 22:53:20,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 22:53:20,409 INFO L87 Difference]: Start difference. First operand 180724 states and 727525 transitions. Second operand 3 states. [2019-12-27 22:53:21,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:53:21,289 INFO L93 Difference]: Finished difference Result 180384 states and 726209 transitions. [2019-12-27 22:53:21,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 22:53:21,290 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-12-27 22:53:21,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:53:28,438 INFO L225 Difference]: With dead ends: 180384 [2019-12-27 22:53:28,438 INFO L226 Difference]: Without dead ends: 180384 [2019-12-27 22:53:28,438 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 [2019-12-27 22:53:33,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180384 states. [2019-12-27 22:53:35,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180384 to 180384. [2019-12-27 22:53:35,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180384 states. [2019-12-27 22:53:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180384 states to 180384 states and 726209 transitions. [2019-12-27 22:53:37,387 INFO L78 Accepts]: Start accepts. Automaton has 180384 states and 726209 transitions. Word has length 19 [2019-12-27 22:53:37,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:53:37,388 INFO L462 AbstractCegarLoop]: Abstraction has 180384 states and 726209 transitions. [2019-12-27 22:53:37,388 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 22:53:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 180384 states and 726209 transitions. [2019-12-27 22:53:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 22:53:37,404 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:53:37,404 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:53:37,405 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:53:37,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:53:37,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1887500027, now seen corresponding path program 1 times [2019-12-27 22:53:37,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:53:37,405 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981277902] [2019-12-27 22:53:37,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:53:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:53:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:53:37,489 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981277902] [2019-12-27 22:53:37,489 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:53:37,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:53:37,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [834345923] [2019-12-27 22:53:37,489 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:53:37,491 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:53:37,497 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 55 transitions. [2019-12-27 22:53:37,497 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:53:37,498 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:53:37,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:53:37,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:53:37,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:53:37,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:53:37,499 INFO L87 Difference]: Start difference. First operand 180384 states and 726209 transitions. Second operand 5 states. [2019-12-27 22:53:45,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:53:45,412 INFO L93 Difference]: Finished difference Result 233823 states and 920627 transitions. [2019-12-27 22:53:45,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 22:53:45,413 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 22:53:45,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:53:46,041 INFO L225 Difference]: With dead ends: 233823 [2019-12-27 22:53:46,042 INFO L226 Difference]: Without dead ends: 233732 [2019-12-27 22:53:46,042 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 22:53:52,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233732 states. [2019-12-27 22:53:56,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233732 to 185889. [2019-12-27 22:53:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185889 states. [2019-12-27 22:53:58,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185889 states to 185889 states and 748500 transitions. [2019-12-27 22:53:58,137 INFO L78 Accepts]: Start accepts. Automaton has 185889 states and 748500 transitions. Word has length 19 [2019-12-27 22:53:58,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:53:58,137 INFO L462 AbstractCegarLoop]: Abstraction has 185889 states and 748500 transitions. [2019-12-27 22:53:58,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:53:58,138 INFO L276 IsEmpty]: Start isEmpty. Operand 185889 states and 748500 transitions. [2019-12-27 22:53:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 22:53:58,158 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:53:58,158 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] [2019-12-27 22:53:58,158 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:53:58,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:53:58,158 INFO L82 PathProgramCache]: Analyzing trace with hash -2125445274, now seen corresponding path program 1 times [2019-12-27 22:53:58,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:53:58,159 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855618321] [2019-12-27 22:53:58,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:53:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:53:58,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:53:58,257 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855618321] [2019-12-27 22:53:58,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:53:58,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 22:53:58,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1853939875] [2019-12-27 22:53:58,258 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:53:58,261 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:53:58,267 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 58 transitions. [2019-12-27 22:53:58,267 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:53:58,286 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 5 times. [2019-12-27 22:53:58,287 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:53:58,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:53:58,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:53:58,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:53:58,287 INFO L87 Difference]: Start difference. First operand 185889 states and 748500 transitions. Second operand 5 states. [2019-12-27 22:53:58,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:53:58,785 INFO L93 Difference]: Finished difference Result 58718 states and 193455 transitions. [2019-12-27 22:53:58,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:53:58,785 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-12-27 22:53:58,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:53:58,871 INFO L225 Difference]: With dead ends: 58718 [2019-12-27 22:53:58,872 INFO L226 Difference]: Without dead ends: 49146 [2019-12-27 22:53:58,872 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 22:53:59,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49146 states. [2019-12-27 22:53:59,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49146 to 33385. [2019-12-27 22:53:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33385 states. [2019-12-27 22:53:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33385 states to 33385 states and 106306 transitions. [2019-12-27 22:53:59,569 INFO L78 Accepts]: Start accepts. Automaton has 33385 states and 106306 transitions. Word has length 20 [2019-12-27 22:53:59,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:53:59,570 INFO L462 AbstractCegarLoop]: Abstraction has 33385 states and 106306 transitions. [2019-12-27 22:53:59,570 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:53:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 33385 states and 106306 transitions. [2019-12-27 22:53:59,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-27 22:53:59,576 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:53:59,576 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] [2019-12-27 22:53:59,576 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:53:59,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:53:59,576 INFO L82 PathProgramCache]: Analyzing trace with hash 77153860, now seen corresponding path program 1 times [2019-12-27 22:53:59,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:53:59,577 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617024149] [2019-12-27 22:53:59,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:53:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:53:59,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:53:59,650 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617024149] [2019-12-27 22:53:59,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:53:59,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 22:53:59,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1688213184] [2019-12-27 22:53:59,651 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:53:59,654 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:53:59,660 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 25 states and 26 transitions. [2019-12-27 22:53:59,660 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:53:59,661 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:53:59,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 22:53:59,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:53:59,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 22:53:59,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-27 22:53:59,662 INFO L87 Difference]: Start difference. First operand 33385 states and 106306 transitions. Second operand 6 states. [2019-12-27 22:54:00,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:54:00,564 INFO L93 Difference]: Finished difference Result 48361 states and 149304 transitions. [2019-12-27 22:54:00,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-27 22:54:00,564 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-12-27 22:54:00,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:54:00,638 INFO L225 Difference]: With dead ends: 48361 [2019-12-27 22:54:00,639 INFO L226 Difference]: Without dead ends: 48305 [2019-12-27 22:54:00,639 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-12-27 22:54:01,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48305 states. [2019-12-27 22:54:02,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48305 to 35033. [2019-12-27 22:54:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35033 states. [2019-12-27 22:54:02,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35033 states to 35033 states and 110745 transitions. [2019-12-27 22:54:02,121 INFO L78 Accepts]: Start accepts. Automaton has 35033 states and 110745 transitions. Word has length 22 [2019-12-27 22:54:02,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:54:02,122 INFO L462 AbstractCegarLoop]: Abstraction has 35033 states and 110745 transitions. [2019-12-27 22:54:02,122 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 22:54:02,122 INFO L276 IsEmpty]: Start isEmpty. Operand 35033 states and 110745 transitions. [2019-12-27 22:54:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-27 22:54:02,133 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:54:02,133 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, 1, 1, 1, 1, 1] [2019-12-27 22:54:02,133 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:54:02,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:54:02,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1405741723, now seen corresponding path program 1 times [2019-12-27 22:54:02,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:54:02,134 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774842946] [2019-12-27 22:54:02,134 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:54:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:54:02,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:54:02,207 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774842946] [2019-12-27 22:54:02,207 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:54:02,207 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 22:54:02,208 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [653397376] [2019-12-27 22:54:02,208 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:54:02,212 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:54:02,218 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 28 states and 27 transitions. [2019-12-27 22:54:02,218 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:54:02,219 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:54:02,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 22:54:02,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:54:02,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 22:54:02,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-27 22:54:02,220 INFO L87 Difference]: Start difference. First operand 35033 states and 110745 transitions. Second operand 6 states. [2019-12-27 22:54:02,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:54:02,971 INFO L93 Difference]: Finished difference Result 52578 states and 160713 transitions. [2019-12-27 22:54:02,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-27 22:54:02,972 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2019-12-27 22:54:02,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:54:03,053 INFO L225 Difference]: With dead ends: 52578 [2019-12-27 22:54:03,053 INFO L226 Difference]: Without dead ends: 52230 [2019-12-27 22:54:03,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-12-27 22:54:03,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52230 states. [2019-12-27 22:54:04,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52230 to 38663. [2019-12-27 22:54:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38663 states. [2019-12-27 22:54:04,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38663 states to 38663 states and 121081 transitions. [2019-12-27 22:54:04,253 INFO L78 Accepts]: Start accepts. Automaton has 38663 states and 121081 transitions. Word has length 27 [2019-12-27 22:54:04,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:54:04,254 INFO L462 AbstractCegarLoop]: Abstraction has 38663 states and 121081 transitions. [2019-12-27 22:54:04,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 22:54:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 38663 states and 121081 transitions. [2019-12-27 22:54:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-27 22:54:04,270 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:54:04,270 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:54:04,270 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:54:04,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:54:04,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1308765611, now seen corresponding path program 1 times [2019-12-27 22:54:04,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:54:04,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411692010] [2019-12-27 22:54:04,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:54:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:54:04,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:54:04,345 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411692010] [2019-12-27 22:54:04,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:54:04,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 22:54:04,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [951011952] [2019-12-27 22:54:04,346 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:54:04,351 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:54:04,379 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 121 states and 229 transitions. [2019-12-27 22:54:04,380 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:54:04,451 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 8 times. [2019-12-27 22:54:04,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-27 22:54:04,452 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:54:04,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-27 22:54:04,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-27 22:54:04,452 INFO L87 Difference]: Start difference. First operand 38663 states and 121081 transitions. Second operand 8 states. [2019-12-27 22:54:05,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:54:05,371 INFO L93 Difference]: Finished difference Result 54738 states and 170411 transitions. [2019-12-27 22:54:05,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 22:54:05,372 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2019-12-27 22:54:05,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:54:05,460 INFO L225 Difference]: With dead ends: 54738 [2019-12-27 22:54:05,461 INFO L226 Difference]: Without dead ends: 54738 [2019-12-27 22:54:05,461 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-12-27 22:54:05,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54738 states. [2019-12-27 22:54:06,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54738 to 47929. [2019-12-27 22:54:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47929 states. [2019-12-27 22:54:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47929 states to 47929 states and 150290 transitions. [2019-12-27 22:54:06,707 INFO L78 Accepts]: Start accepts. Automaton has 47929 states and 150290 transitions. Word has length 30 [2019-12-27 22:54:06,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:54:06,708 INFO L462 AbstractCegarLoop]: Abstraction has 47929 states and 150290 transitions. [2019-12-27 22:54:06,708 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-27 22:54:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 47929 states and 150290 transitions. [2019-12-27 22:54:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-27 22:54:06,730 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:54:06,730 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:54:06,731 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:54:06,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:54:06,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1737014044, now seen corresponding path program 1 times [2019-12-27 22:54:06,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:54:06,731 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447874701] [2019-12-27 22:54:06,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:54:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:54:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:54:06,827 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447874701] [2019-12-27 22:54:06,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:54:06,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 22:54:06,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [168847377] [2019-12-27 22:54:06,828 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:54:06,833 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:54:06,841 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 44 states and 58 transitions. [2019-12-27 22:54:06,842 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:54:06,842 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:54:06,842 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 22:54:06,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:54:06,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 22:54:06,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 22:54:06,847 INFO L87 Difference]: Start difference. First operand 47929 states and 150290 transitions. Second operand 5 states. [2019-12-27 22:54:07,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:54:07,676 INFO L93 Difference]: Finished difference Result 65965 states and 204362 transitions. [2019-12-27 22:54:07,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 22:54:07,677 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-12-27 22:54:07,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:54:07,785 INFO L225 Difference]: With dead ends: 65965 [2019-12-27 22:54:07,785 INFO L226 Difference]: Without dead ends: 65958 [2019-12-27 22:54:07,786 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-27 22:54:08,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65958 states. [2019-12-27 22:54:08,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65958 to 54283. [2019-12-27 22:54:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54283 states. [2019-12-27 22:54:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54283 states to 54283 states and 170303 transitions. [2019-12-27 22:54:09,102 INFO L78 Accepts]: Start accepts. Automaton has 54283 states and 170303 transitions. Word has length 30 [2019-12-27 22:54:09,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:54:09,102 INFO L462 AbstractCegarLoop]: Abstraction has 54283 states and 170303 transitions. [2019-12-27 22:54:09,102 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 22:54:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 54283 states and 170303 transitions. [2019-12-27 22:54:09,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-27 22:54:09,124 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:54:09,124 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:54:09,124 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:54:09,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:54:09,125 INFO L82 PathProgramCache]: Analyzing trace with hash -2041777254, now seen corresponding path program 1 times [2019-12-27 22:54:09,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:54:09,125 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016317662] [2019-12-27 22:54:09,126 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:54:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:54:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:54:09,194 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016317662] [2019-12-27 22:54:09,195 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:54:09,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 22:54:09,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2090286170] [2019-12-27 22:54:09,195 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:54:09,200 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:54:09,230 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 124 states and 234 transitions. [2019-12-27 22:54:09,231 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:54:09,280 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 11 times. [2019-12-27 22:54:09,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 22:54:09,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:54:09,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 22:54:09,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-27 22:54:09,282 INFO L87 Difference]: Start difference. First operand 54283 states and 170303 transitions. Second operand 7 states. [2019-12-27 22:54:09,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 22:54:09,465 INFO L93 Difference]: Finished difference Result 27248 states and 80905 transitions. [2019-12-27 22:54:09,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 22:54:09,465 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2019-12-27 22:54:09,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 22:54:09,499 INFO L225 Difference]: With dead ends: 27248 [2019-12-27 22:54:09,499 INFO L226 Difference]: Without dead ends: 23846 [2019-12-27 22:54:09,499 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2019-12-27 22:54:09,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23846 states. [2019-12-27 22:54:09,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23846 to 22579. [2019-12-27 22:54:09,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22579 states. [2019-12-27 22:54:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22579 states to 22579 states and 67130 transitions. [2019-12-27 22:54:09,833 INFO L78 Accepts]: Start accepts. Automaton has 22579 states and 67130 transitions. Word has length 31 [2019-12-27 22:54:09,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 22:54:09,833 INFO L462 AbstractCegarLoop]: Abstraction has 22579 states and 67130 transitions. [2019-12-27 22:54:09,833 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 22:54:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 22579 states and 67130 transitions. [2019-12-27 22:54:09,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-27 22:54:09,852 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 22:54:09,852 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 22:54:09,852 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 22:54:09,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 22:54:09,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1695782975, now seen corresponding path program 1 times [2019-12-27 22:54:09,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 22:54:09,853 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581094229] [2019-12-27 22:54:09,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 22:54:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 22:54:09,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 22:54:09,921 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581094229] [2019-12-27 22:54:09,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 22:54:09,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 22:54:09,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1487496746] [2019-12-27 22:54:09,921 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 22:54:09,927 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 22:54:09,944 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 49 states and 63 transitions. [2019-12-27 22:54:09,944 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 22:54:09,945 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 22:54:09,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 22:54:09,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 22:54:09,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 22:54:09,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-12-27 22:54:09,946 INFO L87 Difference]: Start difference. First operand 22579 states and 67130 transitions. Second operand 7 states. Received shutdown request... [2019-12-27 22:54:11,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-12-27 22:54:11,184 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 22:54:11,196 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 22:54:11,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 10:54:11 BasicIcfg [2019-12-27 22:54:11,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 22:54:11,200 INFO L168 Benchmark]: Toolchain (without parser) took 197061.32 ms. Allocated memory was 145.8 MB in the beginning and 4.2 GB in the end (delta: 4.1 GB). Free memory was 101.2 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-12-27 22:54:11,201 INFO L168 Benchmark]: CDTParser took 2.02 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-12-27 22:54:11,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.69 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.0 MB in the beginning and 156.6 MB in the end (delta: -55.6 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-12-27 22:54:11,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.90 ms. Allocated memory is still 202.9 MB. Free memory was 156.6 MB in the beginning and 153.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 22:54:11,206 INFO L168 Benchmark]: Boogie Preprocessor took 59.54 ms. Allocated memory is still 202.9 MB. Free memory was 153.9 MB in the beginning and 151.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 22:54:11,206 INFO L168 Benchmark]: RCFGBuilder took 885.65 ms. Allocated memory is still 202.9 MB. Free memory was 151.2 MB in the beginning and 101.0 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. [2019-12-27 22:54:11,207 INFO L168 Benchmark]: TraceAbstraction took 195290.54 ms. Allocated memory was 202.9 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 101.0 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-12-27 22:54:11,219 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 747.69 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.0 MB in the beginning and 156.6 MB in the end (delta: -55.6 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 70.90 ms. Allocated memory is still 202.9 MB. Free memory was 156.6 MB in the beginning and 153.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.54 ms. Allocated memory is still 202.9 MB. Free memory was 153.9 MB in the beginning and 151.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 885.65 ms. Allocated memory is still 202.9 MB. Free memory was 151.2 MB in the beginning and 101.0 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 195290.54 ms. Allocated memory was 202.9 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 101.0 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.3s, 174 ProgramPointsBefore, 95 ProgramPointsAfterwards, 211 TransitionsBefore, 105 TransitionsAfterwards, 19004 CoEnabledTransitionPairs, 7 FixpointIterations, 31 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 31 ConcurrentYvCompositions, 31 ChoiceCompositions, 6393 VarBasedMoverChecksPositive, 194 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 81281 CheckedPairsTotal, 111 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 (22579states) and FLOYD_HOARE automaton (currently 19 states, 7 states before enhancement),while ReachableStatesComputation was computing reachable states (30908 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 (22579states) and FLOYD_HOARE automaton (currently 19 states, 7 states before enhancement),while ReachableStatesComputation was computing reachable states (30908 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 165 locations, 2 error locations. Result: TIMEOUT, OverallTime: 195.0s, OverallIterations: 15, TraceHistogramMax: 1, AutomataDifference: 67.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2900 SDtfs, 3730 SDslu, 5182 SDs, 0 SdLazy, 4053 SolverSat, 207 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 39 SyntacticMatches, 5 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=206375occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 101.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 211590 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 311 NumberOfCodeBlocks, 311 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 24174 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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