/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/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:14:58,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:14:58,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:14:58,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:14:58,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:14:58,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:14:58,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:14:58,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:14:58,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:14:58,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:14:58,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:14:58,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:14:58,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:14:58,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:14:58,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:14:58,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:14:58,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:14:58,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:14:58,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:14:58,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:14:58,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:14:58,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:14:58,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:14:58,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:14:58,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:14:58,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:14:58,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:14:58,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:14:58,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:14:58,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:14:58,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:14:58,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:14:58,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:14:58,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:14:58,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:14:58,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:14:58,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:14:58,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:14:58,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:14:58,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:14:58,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:14:58,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 11:14:58,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:14:58,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:14:58,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:14:58,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:14:58,506 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:14:58,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:14:58,507 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:14:58,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:14:58,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:14:58,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:14:58,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:14:58,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:14:58,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:14:58,508 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:14:58,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:14:58,509 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:14:58,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:14:58,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:14:58,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:14:58,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:14:58,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:14:58,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:14:58,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:14:58,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:14:58,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:14:58,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:14:58,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:14:58,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:14:58,518 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:14:58,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:14:59,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:14:59,034 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:14:59,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:14:59,040 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:14:59,041 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:14:59,042 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-09-21 11:14:59,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a9a09322/9a940378e5e84e729bc5658e19c54f08/FLAG4c576669d [2020-09-21 11:14:59,780 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:14:59,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-09-21 11:14:59,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a9a09322/9a940378e5e84e729bc5658e19c54f08/FLAG4c576669d [2020-09-21 11:15:00,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a9a09322/9a940378e5e84e729bc5658e19c54f08 [2020-09-21 11:15:00,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:15:00,085 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:15:00,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:00,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:15:00,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:15:00,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f0b970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00, skipping insertion in model container [2020-09-21 11:15:00,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:15:00,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:15:00,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:00,676 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:15:00,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:00,808 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:15:00,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00 WrapperNode [2020-09-21 11:15:00,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:00,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:15:00,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:15:00,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:15:00,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... [2020-09-21 11:15:00,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:15:00,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:15:00,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:15:00,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:15:00,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:15:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:15:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:15:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:15:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:15:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:15:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:15:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:15:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:15:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:15:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:15:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:15:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:15:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:15:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:15:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:15:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:15:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:15:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:15:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:15:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:15:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:15:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:15:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:15:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:15:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 11:15:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:15:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:15:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:15:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:15:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:15:00,991 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:15:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:15:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:15:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:15:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:15:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:15:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:15:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:15:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:15:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:15:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:15:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:15:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:15:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:15:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:15:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:15:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:15:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:15:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:15:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:15:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:15:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:15:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:15:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:15:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:15:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:15:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:15:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:15:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:15:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:15:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:15:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:15:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:15:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:15:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:15:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:15:00,998 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:15:00,998 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:15:00,998 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:15:00,998 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:15:00,998 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:15:00,998 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:15:00,998 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 11:15:00,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:15:00,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:15:00,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:15:02,058 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:15:02,058 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:15:02,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:02 BoogieIcfgContainer [2020-09-21 11:15:02,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:15:02,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:15:02,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:15:02,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:15:02,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:15:00" (1/3) ... [2020-09-21 11:15:02,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@789e6e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:02, skipping insertion in model container [2020-09-21 11:15:02,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:00" (2/3) ... [2020-09-21 11:15:02,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@789e6e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:02, skipping insertion in model container [2020-09-21 11:15:02,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:02" (3/3) ... [2020-09-21 11:15:02,075 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product13.cil.c [2020-09-21 11:15:02,086 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:15:02,098 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:15:02,121 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:15:02,152 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:15:02,153 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:15:02,153 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:15:02,153 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:15:02,153 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:15:02,153 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:15:02,153 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:15:02,153 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:15:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-09-21 11:15:02,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:15:02,193 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:02,194 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:02,195 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:02,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:02,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1595461522, now seen corresponding path program 1 times [2020-09-21 11:15:02,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:02,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [759117283] [2020-09-21 11:15:02,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:02,648 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:02,648 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:02,648 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:02,648 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:02,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 11:15:02,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:02,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:15:02,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:02,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:02,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:15:02,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:02,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,105 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:03,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,121 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,122 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,122 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,122 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:03,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:03,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:03,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,210 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,211 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,211 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,211 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:03,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:03,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,218 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,218 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,218 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,219 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:03,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,225 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,226 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,226 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:03,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:03,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,234 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,235 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,235 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:03,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:03,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,256 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,257 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,257 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,257 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:03,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:03,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:15:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,267 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,267 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,268 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:03,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,275 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,276 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,276 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,276 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:03,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:03,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:15:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,284 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,284 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,285 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,285 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:03,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:03,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:15:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:03,292 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:03,293 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:03,293 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:03,293 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:03,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:03,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:03,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:03,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:03,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:03,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:03,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:03,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:03,345 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:03,346 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [759117283] [2020-09-21 11:15:03,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:03,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:15:03,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671959201] [2020-09-21 11:15:03,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:15:03,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:03,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:15:03,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:03,380 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2020-09-21 11:15:04,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:04,317 INFO L93 Difference]: Finished difference Result 249 states and 322 transitions. [2020-09-21 11:15:04,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:15:04,320 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:15:04,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:04,338 INFO L225 Difference]: With dead ends: 249 [2020-09-21 11:15:04,338 INFO L226 Difference]: Without dead ends: 138 [2020-09-21 11:15:04,344 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:04,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-09-21 11:15:04,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 112. [2020-09-21 11:15:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-09-21 11:15:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-09-21 11:15:04,451 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 59 [2020-09-21 11:15:04,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:04,452 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-09-21 11:15:04,453 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:15:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-09-21 11:15:04,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:15:04,458 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:04,458 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:04,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:15:04,458 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:04,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:04,459 INFO L82 PathProgramCache]: Analyzing trace with hash 656370565, now seen corresponding path program 1 times [2020-09-21 11:15:04,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:04,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [423251420] [2020-09-21 11:15:04,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,530 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,531 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,531 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,531 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 11:15:04,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:15:04,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:15:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:15:04,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,835 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:04,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,846 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,847 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,847 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,847 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:04,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:04,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,927 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,927 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,927 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,927 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:04,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:04,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,931 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,932 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,932 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,932 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:04,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:04,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,940 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,940 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,940 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,941 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:04,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:04,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,946 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,946 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,947 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,947 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:04,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,959 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,960 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,960 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,960 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:04,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 11:15:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,966 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,966 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,966 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,967 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:04,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:04,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,972 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,972 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,972 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,972 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:04,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:04,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 11:15:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,977 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,977 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,978 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,978 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:04,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:04,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:15:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:04,983 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:04,983 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:04,983 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:04,983 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:04,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:04,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:04,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:04,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:04,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:04,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:04,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:04,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:04,995 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [423251420] [2020-09-21 11:15:04,995 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:04,995 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:04,995 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043311138] [2020-09-21 11:15:04,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:04,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:04,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:04,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:04,999 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 5 states. [2020-09-21 11:15:05,512 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:15:06,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:06,166 INFO L93 Difference]: Finished difference Result 194 states and 234 transitions. [2020-09-21 11:15:06,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:15:06,167 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 11:15:06,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:06,170 INFO L225 Difference]: With dead ends: 194 [2020-09-21 11:15:06,170 INFO L226 Difference]: Without dead ends: 128 [2020-09-21 11:15:06,172 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:15:06,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-09-21 11:15:06,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 103. [2020-09-21 11:15:06,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-09-21 11:15:06,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-09-21 11:15:06,208 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 60 [2020-09-21 11:15:06,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:06,209 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-09-21 11:15:06,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:06,209 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-09-21 11:15:06,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:15:06,211 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:06,211 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:06,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:15:06,211 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:06,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:06,212 INFO L82 PathProgramCache]: Analyzing trace with hash 164051159, now seen corresponding path program 1 times [2020-09-21 11:15:06,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:06,213 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [840701541] [2020-09-21 11:15:06,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,336 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:15:06,337 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,337 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,337 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:15:06,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-09-21 11:15:06,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-21 11:15:06,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,693 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:06,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,760 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,760 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:06,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-21 11:15:06,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:06,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,847 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,848 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,848 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,848 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:06,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:06,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,855 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,855 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,856 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,856 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:06,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:06,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,863 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,863 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,863 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:06,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:15:06,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:06,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,870 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,870 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,870 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,871 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:06,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:06,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,884 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,884 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,884 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,885 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:06,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:06,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:15:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,892 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,892 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,892 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,892 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:06,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:06,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:06,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,898 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,898 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,898 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,898 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:06,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:06,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:06,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:06,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:15:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,904 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,904 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,904 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,904 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:06,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:06,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:06,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:06,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:15:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:06,909 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:06,909 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:06,909 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:06,909 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:06,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:06,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:06,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:06,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:06,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:06,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:06,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:06,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [840701541] [2020-09-21 11:15:06,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:06,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:06,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878843235] [2020-09-21 11:15:06,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:06,922 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:06,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:06,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:06,923 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 5 states. [2020-09-21 11:15:07,379 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:08,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:08,158 INFO L93 Difference]: Finished difference Result 203 states and 249 transitions. [2020-09-21 11:15:08,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:15:08,159 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-09-21 11:15:08,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:08,162 INFO L225 Difference]: With dead ends: 203 [2020-09-21 11:15:08,162 INFO L226 Difference]: Without dead ends: 128 [2020-09-21 11:15:08,166 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:15:08,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-09-21 11:15:08,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 103. [2020-09-21 11:15:08,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-09-21 11:15:08,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 117 transitions. [2020-09-21 11:15:08,219 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 117 transitions. Word has length 64 [2020-09-21 11:15:08,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:08,222 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 117 transitions. [2020-09-21 11:15:08,222 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2020-09-21 11:15:08,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-09-21 11:15:08,230 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:08,231 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:08,231 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:15:08,231 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:08,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:08,232 INFO L82 PathProgramCache]: Analyzing trace with hash 1236378138, now seen corresponding path program 1 times [2020-09-21 11:15:08,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:08,232 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1535816173] [2020-09-21 11:15:08,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:08,832 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:08,832 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:08,833 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:08,833 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:08,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-09-21 11:15:08,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:08,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 542 [2020-09-21 11:15:08,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:08,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:15:08,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:08,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-09-21 11:15:08,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,196 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:09,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,275 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,275 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,276 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,276 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-21 11:15:09,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:09,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:09,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,313 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,313 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,313 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,313 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:09,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:09,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,318 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,319 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,319 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,319 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:09,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:09,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,327 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,328 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,328 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,328 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:09,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,333 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,334 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,334 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,334 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:09,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:09,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,350 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,350 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,350 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,350 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:09,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:15:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,362 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,362 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,362 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,363 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:09,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:09,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,368 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,369 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,369 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:09,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:09,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:15:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,385 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,385 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,386 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,386 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:09,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:15:09,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:15:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,392 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,393 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,393 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,393 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:09,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:09,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:15:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,398 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,398 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,398 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,399 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:09,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:09,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 11:15:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:09,406 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:09,407 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:09,407 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:09,407 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:09,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:09,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:09,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:15:09,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:09,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:15:09,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:09,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:09,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 11:15:09,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1535816173] [2020-09-21 11:15:09,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:09,463 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:15:09,463 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625069656] [2020-09-21 11:15:09,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:15:09,464 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:09,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:15:09,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:15:09,465 INFO L87 Difference]: Start difference. First operand 103 states and 117 transitions. Second operand 9 states. [2020-09-21 11:15:09,919 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:10,636 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:15:11,329 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:11,620 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:11,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:11,698 INFO L93 Difference]: Finished difference Result 177 states and 220 transitions. [2020-09-21 11:15:11,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:15:11,699 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-09-21 11:15:11,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:11,700 INFO L225 Difference]: With dead ends: 177 [2020-09-21 11:15:11,701 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:15:11,703 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:15:11,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:15:11,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:15:11,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:15:11,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:15:11,704 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-09-21 11:15:11,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:11,704 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:15:11,704 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:15:11,704 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:15:11,705 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:15:11,705 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:15:11,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:15:11,942 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:12,111 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:12,273 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:12,446 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 11:15:12,607 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:12,780 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:12,940 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:13,105 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:13,264 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:13,415 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:13,635 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 11:15:13,802 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:13,958 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:14,117 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:14,273 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:14,431 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:14,595 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:14,771 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:14,926 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:15,080 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:15,238 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:15,391 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:15,545 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:15,699 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:15,852 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:16,007 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:16,161 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:16,317 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:16,529 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 11:15:16,688 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 11:15:16,848 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,021 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,174 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,331 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,485 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,647 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:17,898 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:18,111 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 11:15:18,332 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:18,615 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:18,852 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 11:15:19,175 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:19,412 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-09-21 11:15:19,671 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:19,890 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:20,139 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:20,332 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:20,540 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:20,823 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:21,021 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:21,251 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:21,485 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 11:15:21,528 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-09-21 11:15:21,528 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-09-21 11:15:21,528 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-09-21 11:15:21,528 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-09-21 11:15:21,528 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-09-21 11:15:21,528 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-09-21 11:15:21,528 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-09-21 11:15:21,529 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-09-21 11:15:21,529 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-09-21 11:15:21,529 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-09-21 11:15:21,529 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-09-21 11:15:21,529 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-09-21 11:15:21,530 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-09-21 11:15:21,530 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-09-21 11:15:21,530 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-09-21 11:15:21,530 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-09-21 11:15:21,530 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-09-21 11:15:21,531 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-09-21 11:15:21,531 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 11:15:21,531 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 11:15:21,532 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:15:21,532 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 11:15:21,532 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:15:21,532 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 448 455) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:21,532 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 448 455) no Hoare annotation was computed. [2020-09-21 11:15:21,533 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 448 455) no Hoare annotation was computed. [2020-09-21 11:15:21,533 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 456 465) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:21,533 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-09-21 11:15:21,533 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 456 465) no Hoare annotation was computed. [2020-09-21 11:15:21,533 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 456 465) no Hoare annotation was computed. [2020-09-21 11:15:21,534 INFO L264 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-09-21 11:15:21,534 INFO L268 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-09-21 11:15:21,534 INFO L268 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-09-21 11:15:21,534 INFO L271 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: true [2020-09-21 11:15:21,534 INFO L268 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-09-21 11:15:21,534 INFO L268 CegarLoopResult]: For program point L474(lines 474 491) no Hoare annotation was computed. [2020-09-21 11:15:21,535 INFO L268 CegarLoopResult]: For program point L474-1(lines 466 494) no Hoare annotation was computed. [2020-09-21 11:15:21,535 INFO L271 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: true [2020-09-21 11:15:21,535 INFO L268 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-09-21 11:15:21,535 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 466 494) the Hoare annotation is: true [2020-09-21 11:15:21,535 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 466 494) no Hoare annotation was computed. [2020-09-21 11:15:21,536 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,536 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,536 INFO L264 CegarLoopResult]: At program point L672-1(line 672) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,536 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 666 688) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,537 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 666 688) no Hoare annotation was computed. [2020-09-21 11:15:21,537 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 666 688) no Hoare annotation was computed. [2020-09-21 11:15:21,537 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,537 INFO L264 CegarLoopResult]: At program point L678-1(line 678) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,537 INFO L268 CegarLoopResult]: For program point L676(lines 676 683) no Hoare annotation was computed. [2020-09-21 11:15:21,538 INFO L268 CegarLoopResult]: For program point L676-1(lines 676 683) no Hoare annotation was computed. [2020-09-21 11:15:21,538 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-09-21 11:15:21,538 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-09-21 11:15:21,538 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-09-21 11:15:21,538 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 623 646) no Hoare annotation was computed. [2020-09-21 11:15:21,538 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-09-21 11:15:21,539 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-09-21 11:15:21,539 INFO L268 CegarLoopResult]: For program point L637(line 637) no Hoare annotation was computed. [2020-09-21 11:15:21,539 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 623 646) no Hoare annotation was computed. [2020-09-21 11:15:21,539 INFO L268 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-09-21 11:15:21,539 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 623 646) no Hoare annotation was computed. [2020-09-21 11:15:21,539 INFO L268 CegarLoopResult]: For program point L635(line 635) no Hoare annotation was computed. [2020-09-21 11:15:21,540 INFO L268 CegarLoopResult]: For program point L634(line 634) no Hoare annotation was computed. [2020-09-21 11:15:21,540 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-09-21 11:15:21,540 INFO L268 CegarLoopResult]: For program point L632(line 632) no Hoare annotation was computed. [2020-09-21 11:15:21,540 INFO L268 CegarLoopResult]: For program point L631(line 631) no Hoare annotation was computed. [2020-09-21 11:15:21,540 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-09-21 11:15:21,540 INFO L268 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-09-21 11:15:21,541 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-09-21 11:15:21,541 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 722 728) no Hoare annotation was computed. [2020-09-21 11:15:21,541 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 722 728) the Hoare annotation is: true [2020-09-21 11:15:21,541 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 755 762) no Hoare annotation was computed. [2020-09-21 11:15:21,541 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 755 762) no Hoare annotation was computed. [2020-09-21 11:15:21,559 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 755 762) no Hoare annotation was computed. [2020-09-21 11:15:21,559 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 799 807) no Hoare annotation was computed. [2020-09-21 11:15:21,559 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 799 807) the Hoare annotation is: true [2020-09-21 11:15:21,559 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 799 807) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point L827(lines 827 835) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point L827-2(lines 827 835) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point L815(lines 815 823) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 808 843) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point L815-2(lines 815 823) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 808 843) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-09-21 11:15:21,560 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 808 843) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-09-21 11:15:21,561 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-09-21 11:15:21,562 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-09-21 11:15:21,562 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-09-21 11:15:21,562 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 655 665) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,562 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 655 665) no Hoare annotation was computed. [2020-09-21 11:15:21,562 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 655 665) no Hoare annotation was computed. [2020-09-21 11:15:21,562 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:21,562 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 788 798) the Hoare annotation is: true [2020-09-21 11:15:21,563 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 788 798) no Hoare annotation was computed. [2020-09-21 11:15:21,563 INFO L271 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: true [2020-09-21 11:15:21,563 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-09-21 11:15:21,563 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 788 798) no Hoare annotation was computed. [2020-09-21 11:15:21,563 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 780 787) the Hoare annotation is: true [2020-09-21 11:15:21,563 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 780 787) no Hoare annotation was computed. [2020-09-21 11:15:21,563 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 780 787) no Hoare annotation was computed. [2020-09-21 11:15:21,563 INFO L264 CegarLoopResult]: At program point L736(line 736) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,564 INFO L268 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-09-21 11:15:21,564 INFO L268 CegarLoopResult]: For program point L734(lines 734 751) no Hoare annotation was computed. [2020-09-21 11:15:21,564 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 730 754) no Hoare annotation was computed. [2020-09-21 11:15:21,564 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 730 754) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,564 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,564 INFO L268 CegarLoopResult]: For program point L749-1(lines 730 754) no Hoare annotation was computed. [2020-09-21 11:15:21,564 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,564 INFO L264 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,565 INFO L268 CegarLoopResult]: For program point L738(lines 738 746) no Hoare annotation was computed. [2020-09-21 11:15:21,565 INFO L268 CegarLoopResult]: For program point L865(lines 865 871) no Hoare annotation was computed. [2020-09-21 11:15:21,565 INFO L268 CegarLoopResult]: For program point L865-1(lines 865 871) no Hoare annotation was computed. [2020-09-21 11:15:21,565 INFO L264 CegarLoopResult]: At program point testENTRY(lines 845 908) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,565 INFO L268 CegarLoopResult]: For program point L857(lines 857 861) no Hoare annotation was computed. [2020-09-21 11:15:21,565 INFO L268 CegarLoopResult]: For program point testFINAL(lines 845 908) no Hoare annotation was computed. [2020-09-21 11:15:21,565 INFO L264 CegarLoopResult]: At program point L901(lines 854 902) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,565 INFO L268 CegarLoopResult]: For program point L891(lines 891 895) no Hoare annotation was computed. [2020-09-21 11:15:21,566 INFO L264 CegarLoopResult]: At program point L891-2(lines 885 896) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:21,566 INFO L268 CegarLoopResult]: For program point L856(lines 855 900) no Hoare annotation was computed. [2020-09-21 11:15:21,566 INFO L268 CegarLoopResult]: For program point L885(lines 885 896) no Hoare annotation was computed. [2020-09-21 11:15:21,566 INFO L264 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:21,566 INFO L268 CegarLoopResult]: For program point L875(lines 875 881) no Hoare annotation was computed. [2020-09-21 11:15:21,566 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 881) no Hoare annotation was computed. [2020-09-21 11:15:21,566 INFO L264 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point testEXIT(lines 845 908) no Hoare annotation was computed. [2020-09-21 11:15:21,567 INFO L264 CegarLoopResult]: At program point L898(lines 855 900) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-09-21 11:15:21,567 INFO L268 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point L556-2(lines 556 564) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 548 570) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 548 570) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 548 570) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:15:21,568 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-09-21 11:15:21,569 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-09-21 11:15:21,570 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-09-21 11:15:21,570 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-09-21 11:15:21,570 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-09-21 11:15:21,570 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-09-21 11:15:21,570 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-09-21 11:15:21,570 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point L768-1(line 768) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 763 779) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 763 779) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point L774-1(lines 763 779) no Hoare annotation was computed. [2020-09-21 11:15:21,571 INFO L268 CegarLoopResult]: For program point L770(lines 770 776) no Hoare annotation was computed. [2020-09-21 11:15:21,572 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 571 579) the Hoare annotation is: true [2020-09-21 11:15:21,572 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 571 579) no Hoare annotation was computed. [2020-09-21 11:15:21,572 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 571 579) no Hoare annotation was computed. [2020-09-21 11:15:21,572 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:21,572 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:15:21,572 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:21,572 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 527 538) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:15:21,573 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 527 538) no Hoare annotation was computed. [2020-09-21 11:15:21,573 INFO L268 CegarLoopResult]: For program point L531-1(lines 527 538) no Hoare annotation was computed. [2020-09-21 11:15:21,573 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 539 547) the Hoare annotation is: true [2020-09-21 11:15:21,573 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 539 547) no Hoare annotation was computed. [2020-09-21 11:15:21,573 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 539 547) no Hoare annotation was computed. [2020-09-21 11:15:21,573 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,573 INFO L268 CegarLoopResult]: For program point L702(lines 698 720) no Hoare annotation was computed. [2020-09-21 11:15:21,573 INFO L268 CegarLoopResult]: For program point L700(lines 698 720) no Hoare annotation was computed. [2020-09-21 11:15:21,574 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 695 721) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:21,574 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 695 721) no Hoare annotation was computed. [2020-09-21 11:15:21,574 INFO L264 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:21,574 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 695 721) no Hoare annotation was computed. [2020-09-21 11:15:21,574 INFO L264 CegarLoopResult]: At program point L709(lines 709 715) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:21,574 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 592 621) no Hoare annotation was computed. [2020-09-21 11:15:21,574 INFO L268 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-09-21 11:15:21,574 INFO L271 CegarLoopResult]: At program point L606-1(lines 606 610) the Hoare annotation is: true [2020-09-21 11:15:21,575 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 592 621) the Hoare annotation is: true [2020-09-21 11:15:21,575 INFO L268 CegarLoopResult]: For program point L603(line 603) no Hoare annotation was computed. [2020-09-21 11:15:21,575 INFO L271 CegarLoopResult]: At program point L602-2(lines 602 616) the Hoare annotation is: true [2020-09-21 11:15:21,575 INFO L271 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: true [2020-09-21 11:15:21,575 INFO L268 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed. [2020-09-21 11:15:21,575 INFO L271 CegarLoopResult]: At program point L617(lines 592 621) the Hoare annotation is: true [2020-09-21 11:15:21,575 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-21 11:15:21,575 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 503 514) the Hoare annotation is: true [2020-09-21 11:15:21,576 INFO L268 CegarLoopResult]: For program point L507-1(lines 503 514) no Hoare annotation was computed. [2020-09-21 11:15:21,576 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 503 514) no Hoare annotation was computed. [2020-09-21 11:15:21,576 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 647 653) no Hoare annotation was computed. [2020-09-21 11:15:21,576 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 647 653) the Hoare annotation is: true [2020-09-21 11:15:21,576 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:21,576 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 11:15:21,576 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:15:21,576 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:21,577 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 515 526) no Hoare annotation was computed. [2020-09-21 11:15:21,577 INFO L268 CegarLoopResult]: For program point L519-1(lines 515 526) no Hoare annotation was computed. [2020-09-21 11:15:21,577 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 515 526) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:21,577 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2020-09-21 11:15:21,577 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-09-21 11:15:21,577 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2020-09-21 11:15:21,577 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2020-09-21 11:15:21,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:15:21 BoogieIcfgContainer [2020-09-21 11:15:21,598 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:15:21,601 INFO L168 Benchmark]: Toolchain (without parser) took 21521.79 ms. Allocated memory was 146.8 MB in the beginning and 486.0 MB in the end (delta: 339.2 MB). Free memory was 101.7 MB in the beginning and 440.5 MB in the end (delta: -338.8 MB). Peak memory consumption was 353.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:21,601 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:15:21,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.97 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 170.7 MB in the end (delta: -69.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:21,603 INFO L168 Benchmark]: Boogie Preprocessor took 93.88 ms. Allocated memory is still 203.4 MB. Free memory was 170.7 MB in the beginning and 166.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:21,604 INFO L168 Benchmark]: RCFGBuilder took 1160.36 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.7 MB in the beginning and 197.1 MB in the end (delta: -30.4 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:21,605 INFO L168 Benchmark]: TraceAbstraction took 19532.70 ms. Allocated memory was 236.5 MB in the beginning and 486.0 MB in the end (delta: 249.6 MB). Free memory was 197.1 MB in the beginning and 440.5 MB in the end (delta: -243.4 MB). Peak memory consumption was 358.9 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:21,609 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.97 ms. Allocated memory was 146.8 MB in the beginning and 203.4 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 170.7 MB in the end (delta: -69.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.88 ms. Allocated memory is still 203.4 MB. Free memory was 170.7 MB in the beginning and 166.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1160.36 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.7 MB in the beginning and 197.1 MB in the end (delta: -30.4 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19532.70 ms. Allocated memory was 236.5 MB in the beginning and 486.0 MB in the end (delta: 249.6 MB). Free memory was 197.1 MB in the beginning and 440.5 MB in the end (delta: -243.4 MB). Peak memory consumption was 358.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: !(systemActive == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 365 SDtfs, 428 SDslu, 203 SDs, 0 SdLazy, 695 SolverSat, 258 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 76 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 181 PreInvPairs, 198 NumberOfFragments, 637 HoareAnnotationTreeSize, 181 FomulaSimplifications, 7922 FormulaSimplificationTreeSizeReduction, 5.9s HoareSimplificationTime, 52 FomulaSimplificationsInter, 4818 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 73447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...