/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.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 22:24:52,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 22:24:52,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 22:24:52,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 22:24:52,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 22:24:52,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 22:24:52,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 22:24:52,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 22:24:52,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 22:24:52,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 22:24:52,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 22:24:52,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 22:24:52,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 22:24:52,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 22:24:52,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 22:24:52,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 22:24:52,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 22:24:52,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 22:24:52,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 22:24:52,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 22:24:52,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 22:24:52,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 22:24:52,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 22:24:52,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 22:24:52,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 22:24:52,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 22:24:52,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 22:24:52,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 22:24:52,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 22:24:52,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 22:24:52,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 22:24:52,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 22:24:52,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 22:24:52,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 22:24:53,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 22:24:53,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 22:24:53,004 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.epf [2019-12-18 22:24:53,017 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 22:24:53,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 22:24:53,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 22:24:53,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 22:24:53,019 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 22:24:53,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 22:24:53,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 22:24:53,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 22:24:53,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 22:24:53,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 22:24:53,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 22:24:53,021 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 22:24:53,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 22:24:53,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 22:24:53,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 22:24:53,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 22:24:53,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 22:24:53,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 22:24:53,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 22:24:53,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 22:24:53,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 22:24:53,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 22:24:53,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 22:24:53,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 22:24:53,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 22:24:53,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 22:24:53,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 22:24:53,024 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 22:24:53,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 22:24:53,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 22:24:53,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 22:24:53,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 22:24:53,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 22:24:53,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 22:24:53,359 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 22:24:53,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i [2019-12-18 22:24:53,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad5205c0/bb23e9afdeda4dec9896365f80855ef5/FLAGc4d1da9ce [2019-12-18 22:24:54,021 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 22:24:54,022 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i [2019-12-18 22:24:54,037 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad5205c0/bb23e9afdeda4dec9896365f80855ef5/FLAGc4d1da9ce [2019-12-18 22:24:54,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad5205c0/bb23e9afdeda4dec9896365f80855ef5 [2019-12-18 22:24:54,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 22:24:54,310 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 22:24:54,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 22:24:54,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 22:24:54,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 22:24:54,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:24:54" (1/1) ... [2019-12-18 22:24:54,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b4f6ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:54, skipping insertion in model container [2019-12-18 22:24:54,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:24:54" (1/1) ... [2019-12-18 22:24:54,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 22:24:54,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 22:24:54,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 22:24:54,980 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 22:24:55,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 22:24:55,125 INFO L208 MainTranslator]: Completed translation [2019-12-18 22:24:55,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55 WrapperNode [2019-12-18 22:24:55,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 22:24:55,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 22:24:55,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 22:24:55,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 22:24:55,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 22:24:55,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 22:24:55,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 22:24:55,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 22:24:55,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... [2019-12-18 22:24:55,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 22:24:55,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 22:24:55,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 22:24:55,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 22:24:55,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 22:24:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 22:24:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 22:24:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 22:24:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 22:24:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 22:24:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 22:24:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 22:24:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 22:24:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 22:24:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 22:24:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 22:24:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 22:24:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 22:24:55,296 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 22:24:55,989 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 22:24:55,990 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 22:24:55,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:24:55 BoogieIcfgContainer [2019-12-18 22:24:55,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 22:24:55,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 22:24:55,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 22:24:55,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 22:24:55,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 10:24:54" (1/3) ... [2019-12-18 22:24:55,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:24:55, skipping insertion in model container [2019-12-18 22:24:55,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:24:55" (2/3) ... [2019-12-18 22:24:55,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:24:55, skipping insertion in model container [2019-12-18 22:24:55,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:24:55" (3/3) ... [2019-12-18 22:24:56,001 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_pso.oepc.i [2019-12-18 22:24:56,012 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 22:24:56,013 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 22:24:56,021 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 22:24:56,022 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 22:24:56,063 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,064 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,064 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,064 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,065 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,065 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,065 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,065 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,066 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,066 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,067 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,067 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,067 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,068 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,068 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,068 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,069 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,069 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,069 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,069 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,069 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,070 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,070 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,070 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,074 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,074 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,074 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,075 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,075 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,075 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,075 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,076 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,076 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,076 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,076 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,077 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,077 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,077 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,079 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,080 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,081 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,082 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,083 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,084 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,085 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,086 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,087 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,088 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,089 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,112 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,112 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,112 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,112 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,113 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,113 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,113 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,114 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,117 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,117 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,117 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,117 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,117 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,118 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,118 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,118 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,118 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,122 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,122 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,122 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,123 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,123 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,123 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,123 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,123 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,124 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,124 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,124 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,124 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,124 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,125 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,125 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,125 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,125 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,125 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,126 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,126 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,126 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,126 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,126 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,127 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,127 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,127 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,127 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,133 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,133 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,133 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,134 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,134 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,134 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,134 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,134 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,135 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,135 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,135 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,135 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,138 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,138 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,139 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,140 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,140 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,141 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,146 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,147 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,147 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,147 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,147 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,147 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,148 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,148 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,148 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,148 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,148 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,148 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,149 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,149 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,149 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,149 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,149 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,150 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,150 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,150 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,150 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,150 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:24:56,170 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 22:24:56,193 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 22:24:56,193 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 22:24:56,193 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 22:24:56,193 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 22:24:56,194 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 22:24:56,194 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 22:24:56,194 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 22:24:56,194 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 22:24:56,218 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-18 22:24:56,220 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 22:24:56,312 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 22:24:56,312 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 22:24:56,332 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 22:24:56,358 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 22:24:56,402 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 22:24:56,402 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 22:24:56,412 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 22:24:56,436 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-18 22:24:56,437 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 22:25:00,146 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-18 22:25:00,300 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-18 22:25:00,393 INFO L206 etLargeBlockEncoding]: Checked pairs total: 69182 [2019-12-18 22:25:00,394 INFO L214 etLargeBlockEncoding]: Total number of compositions: 111 [2019-12-18 22:25:00,397 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 84 places, 92 transitions [2019-12-18 22:25:14,681 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 92280 states. [2019-12-18 22:25:14,683 INFO L276 IsEmpty]: Start isEmpty. Operand 92280 states. [2019-12-18 22:25:14,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 22:25:14,690 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:25:14,691 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 22:25:14,692 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:25:14,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:25:14,698 INFO L82 PathProgramCache]: Analyzing trace with hash 794638691, now seen corresponding path program 1 times [2019-12-18 22:25:14,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:25:14,709 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887744594] [2019-12-18 22:25:14,709 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:25:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:25:14,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:25:14,967 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887744594] [2019-12-18 22:25:14,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:25:14,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 22:25:14,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084424102] [2019-12-18 22:25:14,974 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:25:14,975 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:25:14,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:25:14,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:25:14,992 INFO L87 Difference]: Start difference. First operand 92280 states. Second operand 3 states. [2019-12-18 22:25:16,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:25:16,287 INFO L93 Difference]: Finished difference Result 90395 states and 387830 transitions. [2019-12-18 22:25:16,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:25:16,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 22:25:16,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:25:19,336 INFO L225 Difference]: With dead ends: 90395 [2019-12-18 22:25:19,340 INFO L226 Difference]: Without dead ends: 85117 [2019-12-18 22:25:19,342 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:25:22,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85117 states. [2019-12-18 22:25:24,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85117 to 85117. [2019-12-18 22:25:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85117 states. [2019-12-18 22:25:25,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85117 states to 85117 states and 364674 transitions. [2019-12-18 22:25:25,211 INFO L78 Accepts]: Start accepts. Automaton has 85117 states and 364674 transitions. Word has length 5 [2019-12-18 22:25:25,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:25:25,211 INFO L462 AbstractCegarLoop]: Abstraction has 85117 states and 364674 transitions. [2019-12-18 22:25:25,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:25:25,211 INFO L276 IsEmpty]: Start isEmpty. Operand 85117 states and 364674 transitions. [2019-12-18 22:25:25,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 22:25:25,219 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:25:25,220 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:25:25,220 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:25:25,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:25:25,220 INFO L82 PathProgramCache]: Analyzing trace with hash 2064286334, now seen corresponding path program 1 times [2019-12-18 22:25:25,221 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:25:25,221 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741307949] [2019-12-18 22:25:25,221 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:25:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:25:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:25:25,326 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741307949] [2019-12-18 22:25:25,326 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:25:25,326 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:25:25,327 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053549019] [2019-12-18 22:25:25,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:25:25,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:25:25,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:25:25,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:25:25,329 INFO L87 Difference]: Start difference. First operand 85117 states and 364674 transitions. Second operand 4 states. [2019-12-18 22:25:29,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:25:29,559 INFO L93 Difference]: Finished difference Result 130038 states and 533020 transitions. [2019-12-18 22:25:29,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:25:29,560 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 22:25:29,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:25:30,335 INFO L225 Difference]: With dead ends: 130038 [2019-12-18 22:25:30,335 INFO L226 Difference]: Without dead ends: 129940 [2019-12-18 22:25:30,336 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:25:34,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129940 states. [2019-12-18 22:25:37,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129940 to 116665. [2019-12-18 22:25:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116665 states. [2019-12-18 22:25:37,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116665 states to 116665 states and 485676 transitions. [2019-12-18 22:25:37,655 INFO L78 Accepts]: Start accepts. Automaton has 116665 states and 485676 transitions. Word has length 13 [2019-12-18 22:25:37,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:25:37,656 INFO L462 AbstractCegarLoop]: Abstraction has 116665 states and 485676 transitions. [2019-12-18 22:25:37,656 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:25:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 116665 states and 485676 transitions. [2019-12-18 22:25:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 22:25:37,660 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:25:37,660 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:25:37,660 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:25:37,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:25:37,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1769810709, now seen corresponding path program 1 times [2019-12-18 22:25:37,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:25:37,661 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072486711] [2019-12-18 22:25:37,661 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:25:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:25:37,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:25:37,780 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072486711] [2019-12-18 22:25:37,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:25:37,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:25:37,781 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796428324] [2019-12-18 22:25:37,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:25:37,782 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:25:37,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:25:37,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:25:37,783 INFO L87 Difference]: Start difference. First operand 116665 states and 485676 transitions. Second operand 4 states. [2019-12-18 22:25:42,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:25:42,356 INFO L93 Difference]: Finished difference Result 161841 states and 657746 transitions. [2019-12-18 22:25:42,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:25:42,356 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 22:25:42,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:25:42,833 INFO L225 Difference]: With dead ends: 161841 [2019-12-18 22:25:42,833 INFO L226 Difference]: Without dead ends: 161729 [2019-12-18 22:25:42,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:25:48,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161729 states. [2019-12-18 22:25:50,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161729 to 135524. [2019-12-18 22:25:50,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135524 states. [2019-12-18 22:25:51,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135524 states to 135524 states and 561455 transitions. [2019-12-18 22:25:51,028 INFO L78 Accepts]: Start accepts. Automaton has 135524 states and 561455 transitions. Word has length 13 [2019-12-18 22:25:51,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:25:51,029 INFO L462 AbstractCegarLoop]: Abstraction has 135524 states and 561455 transitions. [2019-12-18 22:25:51,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:25:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 135524 states and 561455 transitions. [2019-12-18 22:25:51,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 22:25:51,032 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:25:51,032 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:25:51,032 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:25:51,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:25:51,033 INFO L82 PathProgramCache]: Analyzing trace with hash 37773354, now seen corresponding path program 1 times [2019-12-18 22:25:51,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:25:51,033 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602275805] [2019-12-18 22:25:51,033 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:25:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:25:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:25:51,090 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602275805] [2019-12-18 22:25:51,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:25:51,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 22:25:51,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584631639] [2019-12-18 22:25:51,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:25:51,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:25:51,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:25:51,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:25:51,096 INFO L87 Difference]: Start difference. First operand 135524 states and 561455 transitions. Second operand 3 states. [2019-12-18 22:25:56,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:25:56,806 INFO L93 Difference]: Finished difference Result 181948 states and 742402 transitions. [2019-12-18 22:25:56,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:25:56,807 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 22:25:56,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:25:57,397 INFO L225 Difference]: With dead ends: 181948 [2019-12-18 22:25:57,398 INFO L226 Difference]: Without dead ends: 181948 [2019-12-18 22:25:57,398 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:26:02,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181948 states. [2019-12-18 22:26:08,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181948 to 149024. [2019-12-18 22:26:08,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149024 states. [2019-12-18 22:26:08,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149024 states to 149024 states and 615188 transitions. [2019-12-18 22:26:08,824 INFO L78 Accepts]: Start accepts. Automaton has 149024 states and 615188 transitions. Word has length 14 [2019-12-18 22:26:08,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:08,824 INFO L462 AbstractCegarLoop]: Abstraction has 149024 states and 615188 transitions. [2019-12-18 22:26:08,824 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:26:08,824 INFO L276 IsEmpty]: Start isEmpty. Operand 149024 states and 615188 transitions. [2019-12-18 22:26:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 22:26:08,828 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:08,828 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:08,828 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:08,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:08,829 INFO L82 PathProgramCache]: Analyzing trace with hash 37638690, now seen corresponding path program 1 times [2019-12-18 22:26:08,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:08,829 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769167613] [2019-12-18 22:26:08,829 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:08,888 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769167613] [2019-12-18 22:26:08,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:08,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:26:08,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996881890] [2019-12-18 22:26:08,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:26:08,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:08,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:26:08,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:26:08,891 INFO L87 Difference]: Start difference. First operand 149024 states and 615188 transitions. Second operand 4 states. [2019-12-18 22:26:10,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:10,954 INFO L93 Difference]: Finished difference Result 176806 states and 719392 transitions. [2019-12-18 22:26:10,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:26:10,954 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 22:26:10,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:26:11,488 INFO L225 Difference]: With dead ends: 176806 [2019-12-18 22:26:11,488 INFO L226 Difference]: Without dead ends: 176726 [2019-12-18 22:26:11,488 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:26:22,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176726 states. [2019-12-18 22:26:24,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176726 to 154481. [2019-12-18 22:26:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154481 states. [2019-12-18 22:26:26,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154481 states to 154481 states and 636822 transitions. [2019-12-18 22:26:26,029 INFO L78 Accepts]: Start accepts. Automaton has 154481 states and 636822 transitions. Word has length 14 [2019-12-18 22:26:26,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:26,029 INFO L462 AbstractCegarLoop]: Abstraction has 154481 states and 636822 transitions. [2019-12-18 22:26:26,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:26:26,029 INFO L276 IsEmpty]: Start isEmpty. Operand 154481 states and 636822 transitions. [2019-12-18 22:26:26,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 22:26:26,032 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:26,032 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:26,033 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:26,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:26,033 INFO L82 PathProgramCache]: Analyzing trace with hash 197780815, now seen corresponding path program 1 times [2019-12-18 22:26:26,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:26,033 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126152093] [2019-12-18 22:26:26,033 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:26,090 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126152093] [2019-12-18 22:26:26,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:26,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:26:26,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623070445] [2019-12-18 22:26:26,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:26:26,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:26,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:26:26,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:26:26,092 INFO L87 Difference]: Start difference. First operand 154481 states and 636822 transitions. Second operand 4 states. [2019-12-18 22:26:28,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:28,734 INFO L93 Difference]: Finished difference Result 181899 states and 742115 transitions. [2019-12-18 22:26:28,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:26:28,735 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 22:26:28,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:26:29,364 INFO L225 Difference]: With dead ends: 181899 [2019-12-18 22:26:29,364 INFO L226 Difference]: Without dead ends: 181811 [2019-12-18 22:26:29,365 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:26:40,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181811 states. [2019-12-18 22:26:43,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181811 to 156231. [2019-12-18 22:26:43,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156231 states. [2019-12-18 22:26:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156231 states to 156231 states and 644534 transitions. [2019-12-18 22:26:43,541 INFO L78 Accepts]: Start accepts. Automaton has 156231 states and 644534 transitions. Word has length 14 [2019-12-18 22:26:43,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:43,542 INFO L462 AbstractCegarLoop]: Abstraction has 156231 states and 644534 transitions. [2019-12-18 22:26:43,542 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:26:43,542 INFO L276 IsEmpty]: Start isEmpty. Operand 156231 states and 644534 transitions. [2019-12-18 22:26:43,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 22:26:43,561 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:43,561 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:43,561 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:43,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:43,561 INFO L82 PathProgramCache]: Analyzing trace with hash -538416332, now seen corresponding path program 1 times [2019-12-18 22:26:43,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:43,562 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111445960] [2019-12-18 22:26:43,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:43,631 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111445960] [2019-12-18 22:26:43,631 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:43,631 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 22:26:43,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337497508] [2019-12-18 22:26:43,633 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:26:43,633 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:43,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:26:43,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:26:43,633 INFO L87 Difference]: Start difference. First operand 156231 states and 644534 transitions. Second operand 3 states. [2019-12-18 22:26:45,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:26:45,429 INFO L93 Difference]: Finished difference Result 155313 states and 640741 transitions. [2019-12-18 22:26:45,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:26:45,429 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 22:26:45,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:26:45,911 INFO L225 Difference]: With dead ends: 155313 [2019-12-18 22:26:45,911 INFO L226 Difference]: Without dead ends: 155313 [2019-12-18 22:26:45,912 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:26:56,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155313 states. [2019-12-18 22:26:58,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155313 to 155313. [2019-12-18 22:26:58,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155313 states. [2019-12-18 22:26:59,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155313 states to 155313 states and 640741 transitions. [2019-12-18 22:26:59,879 INFO L78 Accepts]: Start accepts. Automaton has 155313 states and 640741 transitions. Word has length 18 [2019-12-18 22:26:59,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:26:59,880 INFO L462 AbstractCegarLoop]: Abstraction has 155313 states and 640741 transitions. [2019-12-18 22:26:59,880 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:26:59,880 INFO L276 IsEmpty]: Start isEmpty. Operand 155313 states and 640741 transitions. [2019-12-18 22:26:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 22:26:59,902 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:26:59,902 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:26:59,902 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:26:59,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:26:59,903 INFO L82 PathProgramCache]: Analyzing trace with hash -919407984, now seen corresponding path program 1 times [2019-12-18 22:26:59,903 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:26:59,903 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473542300] [2019-12-18 22:26:59,904 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:26:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:26:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:26:59,971 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473542300] [2019-12-18 22:26:59,972 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:26:59,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:26:59,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502397139] [2019-12-18 22:26:59,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:26:59,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:26:59,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:26:59,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:26:59,973 INFO L87 Difference]: Start difference. First operand 155313 states and 640741 transitions. Second operand 4 states. [2019-12-18 22:27:07,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:27:07,908 INFO L93 Difference]: Finished difference Result 286953 states and 1185326 transitions. [2019-12-18 22:27:07,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 22:27:07,909 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 22:27:07,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:27:08,449 INFO L225 Difference]: With dead ends: 286953 [2019-12-18 22:27:08,449 INFO L226 Difference]: Without dead ends: 164501 [2019-12-18 22:27:08,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:27:12,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164501 states. [2019-12-18 22:27:15,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164501 to 163553. [2019-12-18 22:27:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163553 states. [2019-12-18 22:27:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163553 states to 163553 states and 668264 transitions. [2019-12-18 22:27:17,195 INFO L78 Accepts]: Start accepts. Automaton has 163553 states and 668264 transitions. Word has length 19 [2019-12-18 22:27:17,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:27:17,195 INFO L462 AbstractCegarLoop]: Abstraction has 163553 states and 668264 transitions. [2019-12-18 22:27:17,195 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:27:17,195 INFO L276 IsEmpty]: Start isEmpty. Operand 163553 states and 668264 transitions. [2019-12-18 22:27:17,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 22:27:17,214 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:27:17,214 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:27:17,215 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:27:17,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:27:17,215 INFO L82 PathProgramCache]: Analyzing trace with hash -112975457, now seen corresponding path program 1 times [2019-12-18 22:27:17,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:27:17,215 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226823807] [2019-12-18 22:27:17,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:27:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:27:17,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:27:17,311 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226823807] [2019-12-18 22:27:17,311 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:27:17,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 22:27:17,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984815894] [2019-12-18 22:27:17,312 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 22:27:17,312 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:27:17,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 22:27:17,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:27:17,313 INFO L87 Difference]: Start difference. First operand 163553 states and 668264 transitions. Second operand 5 states. [2019-12-18 22:27:25,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:27:25,441 INFO L93 Difference]: Finished difference Result 228173 states and 910450 transitions. [2019-12-18 22:27:25,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 22:27:25,442 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 22:27:25,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:27:26,153 INFO L225 Difference]: With dead ends: 228173 [2019-12-18 22:27:26,154 INFO L226 Difference]: Without dead ends: 226018 [2019-12-18 22:27:26,154 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 22:27:31,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226018 states. [2019-12-18 22:27:34,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226018 to 166403. [2019-12-18 22:27:34,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166403 states. [2019-12-18 22:27:35,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166403 states to 166403 states and 679583 transitions. [2019-12-18 22:27:35,614 INFO L78 Accepts]: Start accepts. Automaton has 166403 states and 679583 transitions. Word has length 19 [2019-12-18 22:27:35,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:27:35,614 INFO L462 AbstractCegarLoop]: Abstraction has 166403 states and 679583 transitions. [2019-12-18 22:27:35,614 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 22:27:35,615 INFO L276 IsEmpty]: Start isEmpty. Operand 166403 states and 679583 transitions. [2019-12-18 22:27:35,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 22:27:35,643 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:27:35,643 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:27:35,643 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:27:35,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:27:35,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1911049368, now seen corresponding path program 1 times [2019-12-18 22:27:35,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:27:35,644 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173640845] [2019-12-18 22:27:35,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:27:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:27:35,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:27:35,684 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173640845] [2019-12-18 22:27:35,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:27:35,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 22:27:35,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228164679] [2019-12-18 22:27:35,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:27:35,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:27:35,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:27:35,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:27:35,686 INFO L87 Difference]: Start difference. First operand 166403 states and 679583 transitions. Second operand 4 states. [2019-12-18 22:27:44,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:27:44,183 INFO L93 Difference]: Finished difference Result 424528 states and 1767258 transitions. [2019-12-18 22:27:44,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:27:44,188 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 22:27:44,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:27:44,893 INFO L225 Difference]: With dead ends: 424528 [2019-12-18 22:27:44,894 INFO L226 Difference]: Without dead ends: 212683 [2019-12-18 22:27:44,894 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:27:55,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212683 states. [2019-12-18 22:27:57,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212683 to 124062. [2019-12-18 22:27:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124062 states. [2019-12-18 22:27:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124062 states to 124062 states and 506217 transitions. [2019-12-18 22:27:58,360 INFO L78 Accepts]: Start accepts. Automaton has 124062 states and 506217 transitions. Word has length 20 [2019-12-18 22:27:58,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:27:58,360 INFO L462 AbstractCegarLoop]: Abstraction has 124062 states and 506217 transitions. [2019-12-18 22:27:58,360 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:27:58,361 INFO L276 IsEmpty]: Start isEmpty. Operand 124062 states and 506217 transitions. [2019-12-18 22:27:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 22:27:58,379 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:27:58,379 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:27:58,379 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:27:58,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:27:58,379 INFO L82 PathProgramCache]: Analyzing trace with hash 2021248543, now seen corresponding path program 1 times [2019-12-18 22:27:58,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:27:58,380 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817107975] [2019-12-18 22:27:58,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:27:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:27:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:27:58,418 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817107975] [2019-12-18 22:27:58,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:27:58,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:27:58,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054969187] [2019-12-18 22:27:58,419 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:27:58,420 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:27:58,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:27:58,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:27:58,420 INFO L87 Difference]: Start difference. First operand 124062 states and 506217 transitions. Second operand 3 states. [2019-12-18 22:28:00,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:28:00,314 INFO L93 Difference]: Finished difference Result 203214 states and 838885 transitions. [2019-12-18 22:28:00,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:28:00,314 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 22:28:00,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:28:00,612 INFO L225 Difference]: With dead ends: 203214 [2019-12-18 22:28:00,612 INFO L226 Difference]: Without dead ends: 100216 [2019-12-18 22:28:00,613 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 Received shutdown request... [2019-12-18 22:28:11,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100216 states. [2019-12-18 22:28:11,469 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 22:28:11,471 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 22:28:11,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 10:28:11 BasicIcfg [2019-12-18 22:28:11,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 22:28:11,473 INFO L168 Benchmark]: Toolchain (without parser) took 197163.83 ms. Allocated memory was 145.8 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 102.2 MB in the beginning and 3.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.6 GB. Max. memory is 7.1 GB. [2019-12-18 22:28:11,474 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-12-18 22:28:11,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.15 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.8 MB in the beginning and 156.6 MB in the end (delta: -54.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:11,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.48 ms. Allocated memory is still 202.9 MB. Free memory was 156.6 MB in the beginning and 154.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:11,477 INFO L168 Benchmark]: Boogie Preprocessor took 38.76 ms. Allocated memory is still 202.9 MB. Free memory was 154.0 MB in the beginning and 151.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:11,477 INFO L168 Benchmark]: RCFGBuilder took 760.95 ms. Allocated memory is still 202.9 MB. Free memory was 151.4 MB in the beginning and 105.2 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. [2019-12-18 22:28:11,482 INFO L168 Benchmark]: TraceAbstraction took 195478.72 ms. Allocated memory was 202.9 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 104.5 MB in the beginning and 3.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. [2019-12-18 22:28:11,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 815.15 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.8 MB in the beginning and 156.6 MB in the end (delta: -54.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 64.48 ms. Allocated memory is still 202.9 MB. Free memory was 156.6 MB in the beginning and 154.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.76 ms. Allocated memory is still 202.9 MB. Free memory was 154.0 MB in the beginning and 151.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 760.95 ms. Allocated memory is still 202.9 MB. Free memory was 151.4 MB in the beginning and 105.2 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 195478.72 ms. Allocated memory was 202.9 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 104.5 MB in the beginning and 3.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.1s, 163 ProgramPointsBefore, 84 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 35 ConcurrentYvCompositions, 27 ChoiceCompositions, 6606 VarBasedMoverChecksPositive, 211 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 69182 CheckedPairsTotal, 111 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 195.2s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 57.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1648 SDtfs, 1302 SDslu, 1848 SDs, 0 SdLazy, 1038 SolverSat, 60 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 9 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166403occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 117.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 269413 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 169 NumberOfCodeBlocks, 169 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 6984 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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