/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --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 enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:50:16,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:50:16,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:50:16,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:50:16,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:50:16,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:50:16,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:50:16,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:50:16,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:50:16,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:50:16,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:50:16,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:50:16,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:50:16,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:50:16,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:50:16,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:50:16,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:50:16,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:50:16,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:50:16,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:50:16,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:50:16,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:50:16,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:50:16,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:50:16,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:50:16,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:50:16,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:50:16,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:50:16,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:50:16,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:50:16,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:50:16,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:50:16,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:50:16,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:50:16,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:50:16,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:50:16,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:50:16,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:50:16,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:50:16,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:50:16,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:50:16,918 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 [2020-10-13 12:50:16,957 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:50:16,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:50:16,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:50:16,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:50:16,960 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:50:16,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:50:16,961 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:50:16,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:50:16,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:50:16,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:50:16,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:50:16,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:50:16,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:50:16,963 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:50:16,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:50:16,964 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:50:16,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:50:16,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:50:16,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:50:16,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:50:16,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:50:16,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:50:16,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:50:16,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:50:16,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:50:16,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:50:16,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:50:16,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:50:16,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:50:16,966 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:50:17,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:50:17,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:50:17,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:50:17,273 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:50:17,274 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:50:17,275 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product17.cil.c [2020-10-13 12:50:17,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3f451aaf1/3b2cea3fa3ea4bc591623afa18d900c1/FLAG573b092dc [2020-10-13 12:50:17,804 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:50:17,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product17.cil.c [2020-10-13 12:50:17,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3f451aaf1/3b2cea3fa3ea4bc591623afa18d900c1/FLAG573b092dc [2020-10-13 12:50:18,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3f451aaf1/3b2cea3fa3ea4bc591623afa18d900c1 [2020-10-13 12:50:18,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:50:18,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:50:18,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:50:18,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:50:18,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:50:18,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20abf48c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18, skipping insertion in model container [2020-10-13 12:50:18,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:50:18,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:50:18,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:50:18,732 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:50:18,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:50:18,842 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:50:18,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18 WrapperNode [2020-10-13 12:50:18,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:50:18,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:50:18,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:50:18,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:50:18,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (1/1) ... [2020-10-13 12:50:18,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:50:18,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:50:18,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:50:18,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:50:18,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (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 [2020-10-13 12:50:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:50:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:50:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:50:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:50:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:50:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:50:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:50:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:50:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:50:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:50:19,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:50:19,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:50:19,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:50:19,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:50:19,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:50:19,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:50:19,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:50:19,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:50:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:50:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:50:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:50:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:50:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:50:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:50:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:50:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:50:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:50:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:50:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:50:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:50:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:50:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:50:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:50:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:50:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:50:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:50:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:50:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:50:19,017 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:50:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:50:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:50:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:50:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:50:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:50:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:50:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:50:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:50:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:50:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:50:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:50:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:50:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:50:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:50:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:50:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:50:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:50:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:50:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:50:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:50:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:50:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:50:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:50:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:50:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:50:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:50:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:50:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:50:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:50:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:50:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:50:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:50:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:50:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:50:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:50:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:50:20,025 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:50:20,025 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:50:20,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:50:20 BoogieIcfgContainer [2020-10-13 12:50:20,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:50:20,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:50:20,032 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:50:20,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:50:20,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:50:18" (1/3) ... [2020-10-13 12:50:20,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d667eab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:50:20, skipping insertion in model container [2020-10-13 12:50:20,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:18" (2/3) ... [2020-10-13 12:50:20,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d667eab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:50:20, skipping insertion in model container [2020-10-13 12:50:20,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:50:20" (3/3) ... [2020-10-13 12:50:20,038 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product17.cil.c [2020-10-13 12:50:20,049 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:50:20,057 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:50:20,071 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:50:20,096 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:50:20,096 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:50:20,096 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:50:20,096 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:50:20,097 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:50:20,097 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:50:20,097 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:50:20,097 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:50:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-10-13 12:50:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-13 12:50:20,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:20,131 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] [2020-10-13 12:50:20,131 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:20,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:20,138 INFO L82 PathProgramCache]: Analyzing trace with hash -2031681096, now seen corresponding path program 1 times [2020-10-13 12:50:20,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:20,147 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568163247] [2020-10-13 12:50:20,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:20,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:20,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:21,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:21,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:22,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:24,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:24,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-13 12:50:24,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:50:24,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4299 [2020-10-13 12:50:24,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:24,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:24,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:50:24,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:24,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:50:25,121 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:25,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:25,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 12:50:25,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:25,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:25,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:25,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:25,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:25,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:25,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:25,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:25,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:25,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:50:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:25,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:50:25,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:50:25,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:25,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:25,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 12:50:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:25,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:25,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:50:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:25,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:25,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:25,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:25,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:25,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:25,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:25,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:25,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:25,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:25,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:25,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:50:25,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568163247] [2020-10-13 12:50:25,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:25,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:50:25,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644025814] [2020-10-13 12:50:25,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:50:25,275 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:25,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:50:25,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:50:25,293 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 4 states. [2020-10-13 12:50:26,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:50:26,320 INFO L93 Difference]: Finished difference Result 253 states and 328 transitions. [2020-10-13 12:50:26,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:50:26,322 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-13 12:50:26,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:50:26,341 INFO L225 Difference]: With dead ends: 253 [2020-10-13 12:50:26,341 INFO L226 Difference]: Without dead ends: 140 [2020-10-13 12:50:26,348 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 [2020-10-13 12:50:26,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-13 12:50:26,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 114. [2020-10-13 12:50:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-10-13 12:50:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-10-13 12:50:26,433 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 59 [2020-10-13 12:50:26,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:50:26,434 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-10-13 12:50:26,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:50:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-10-13 12:50:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-13 12:50:26,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:26,438 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] [2020-10-13 12:50:26,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:50:26,438 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:26,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:26,439 INFO L82 PathProgramCache]: Analyzing trace with hash 262290831, now seen corresponding path program 1 times [2020-10-13 12:50:26,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:26,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1130511697] [2020-10-13 12:50:26,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:26,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:26,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:27,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:28,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-13 12:50:30,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:50:30,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3920 [2020-10-13 12:50:30,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:50:30,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 12:50:30,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:50:30,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:30,654 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:30,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:30,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 12:50:30,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:30,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:30,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:30,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:30,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:30,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:30,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:30,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:30,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:30,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:30,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:50:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:30,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:50:30,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:50:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:30,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:30,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:30,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 12:50:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:30,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 12:50:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:30,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:30,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:30,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:30,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:30,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:30,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:30,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:30,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:30,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:30,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:50:30,801 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1130511697] [2020-10-13 12:50:30,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:30,802 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:50:30,802 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709586626] [2020-10-13 12:50:30,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:50:30,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:30,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:50:30,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:50:30,805 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 5 states. [2020-10-13 12:50:31,555 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:50:32,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:50:32,376 INFO L93 Difference]: Finished difference Result 198 states and 240 transitions. [2020-10-13 12:50:32,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:50:32,377 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-13 12:50:32,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:50:32,383 INFO L225 Difference]: With dead ends: 198 [2020-10-13 12:50:32,383 INFO L226 Difference]: Without dead ends: 130 [2020-10-13 12:50:32,386 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:50:32,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2020-10-13 12:50:32,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 105. [2020-10-13 12:50:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-13 12:50:32,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-13 12:50:32,461 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 60 [2020-10-13 12:50:32,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:50:32,462 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-13 12:50:32,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:50:32,462 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-13 12:50:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-13 12:50:32,472 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:32,473 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] [2020-10-13 12:50:32,473 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:50:32,473 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:32,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:32,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1223581150, now seen corresponding path program 1 times [2020-10-13 12:50:32,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:32,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1802872813] [2020-10-13 12:50:32,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:32,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:32,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:32,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:32,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 12:50:35,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:50:35,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2608 [2020-10-13 12:50:35,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:50:35,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-13 12:50:35,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:50:35,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:35,451 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:35,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:35,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 12:50:35,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:35,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:35,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:35,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:35,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:35,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:50:35,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:35,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:35,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:35,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:35,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:35,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:35,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:35,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:35,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:35,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:35,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:50:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:35,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:35,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:35,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:35,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:50:35,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:35,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:35,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:35,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 12:50:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:35,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:35,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:50:35,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:50:35,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:35,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 12:50:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:35,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:35,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:35,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:35,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:35,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:50:35,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:50:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:50:35,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:35,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 12:50:35,658 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1802872813] [2020-10-13 12:50:35,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:35,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:50:35,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238353733] [2020-10-13 12:50:35,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:50:35,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:35,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:50:35,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:50:35,664 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-10-13 12:50:36,125 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:50:37,006 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-13 12:50:37,499 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:50:37,753 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:50:37,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:50:37,823 INFO L93 Difference]: Finished difference Result 179 states and 225 transitions. [2020-10-13 12:50:37,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 12:50:37,824 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-10-13 12:50:37,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:50:37,824 INFO L225 Difference]: With dead ends: 179 [2020-10-13 12:50:37,825 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:50:37,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:50:37,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:50:37,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:50:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:50:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:50:37,830 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-13 12:50:37,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:50:37,831 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:50:37,831 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:50:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:50:37,833 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:50:37,833 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:50:37,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:50:38,812 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:50:38,965 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:39,153 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:39,319 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:39,529 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:39,675 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:50:39,830 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:50:39,950 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:50:40,085 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:50:40,209 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:50:40,362 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:40,524 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:40,671 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:50:40,826 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:41,001 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:41,156 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2020-10-13 12:50:41,186 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-13 12:50:41,186 INFO L268 CegarLoopResult]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point L245(lines 222 246) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-10-13 12:50:41,187 INFO L268 CegarLoopResult]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point L306(lines 279 307) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-10-13 12:50:41,188 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2020-10-13 12:50:41,189 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2020-10-13 12:50:41,189 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2020-10-13 12:50:41,189 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2020-10-13 12:50:41,189 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2020-10-13 12:50:41,189 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2020-10-13 12:50:41,189 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 559 566) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-13 12:50:41,189 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 559 566) no Hoare annotation was computed. [2020-10-13 12:50:41,190 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 559 566) no Hoare annotation was computed. [2020-10-13 12:50:41,190 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 567 576) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-13 12:50:41,190 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-13 12:50:41,190 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 567 576) no Hoare annotation was computed. [2020-10-13 12:50:41,190 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 567 576) no Hoare annotation was computed. [2020-10-13 12:50:41,190 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 577 605) the Hoare annotation is: true [2020-10-13 12:50:41,190 INFO L264 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:50:41,191 INFO L268 CegarLoopResult]: For program point L590(lines 590 596) no Hoare annotation was computed. [2020-10-13 12:50:41,191 INFO L268 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-13 12:50:41,191 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 577 605) no Hoare annotation was computed. [2020-10-13 12:50:41,191 INFO L271 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: true [2020-10-13 12:50:41,191 INFO L268 CegarLoopResult]: For program point L587-1(line 587) no Hoare annotation was computed. [2020-10-13 12:50:41,191 INFO L268 CegarLoopResult]: For program point L585(lines 585 602) no Hoare annotation was computed. [2020-10-13 12:50:41,191 INFO L268 CegarLoopResult]: For program point L585-1(lines 577 605) no Hoare annotation was computed. [2020-10-13 12:50:41,192 INFO L271 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: true [2020-10-13 12:50:41,192 INFO L268 CegarLoopResult]: For program point L583-1(line 583) no Hoare annotation was computed. [2020-10-13 12:50:41,192 INFO L264 CegarLoopResult]: At program point L129(line 129) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,192 INFO L264 CegarLoopResult]: At program point L128(line 128) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,192 INFO L264 CegarLoopResult]: At program point L128-1(line 128) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,193 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,193 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-13 12:50:41,193 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-13 12:50:41,193 INFO L264 CegarLoopResult]: At program point L134(line 134) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,193 INFO L264 CegarLoopResult]: At program point L134-1(line 134) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,193 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:50:41,194 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-13 12:50:41,195 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-13 12:50:41,196 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 12:50:41,196 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-13 12:50:41,196 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-13 12:50:41,196 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 792 800) no Hoare annotation was computed. [2020-10-13 12:50:41,196 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 792 800) the Hoare annotation is: true [2020-10-13 12:50:41,196 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 792 800) no Hoare annotation was computed. [2020-10-13 12:50:41,196 INFO L268 CegarLoopResult]: For program point L846(lines 846 850) no Hoare annotation was computed. [2020-10-13 12:50:41,196 INFO L271 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: true [2020-10-13 12:50:41,196 INFO L268 CegarLoopResult]: For program point L846-2(lines 846 850) no Hoare annotation was computed. [2020-10-13 12:50:41,197 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-10-13 12:50:41,197 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 837 855) the Hoare annotation is: true [2020-10-13 12:50:41,197 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 837 855) no Hoare annotation was computed. [2020-10-13 12:50:41,197 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 837 855) no Hoare annotation was computed. [2020-10-13 12:50:41,197 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-13 12:50:41,197 INFO L268 CegarLoopResult]: For program point L831-1(line 831) no Hoare annotation was computed. [2020-10-13 12:50:41,197 INFO L268 CegarLoopResult]: For program point L820(lines 820 828) no Hoare annotation was computed. [2020-10-13 12:50:41,197 INFO L268 CegarLoopResult]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2020-10-13 12:50:41,198 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 801 836) no Hoare annotation was computed. [2020-10-13 12:50:41,198 INFO L268 CegarLoopResult]: For program point L808(lines 808 816) no Hoare annotation was computed. [2020-10-13 12:50:41,198 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 801 836) no Hoare annotation was computed. [2020-10-13 12:50:41,198 INFO L268 CegarLoopResult]: For program point L808-2(lines 808 816) no Hoare annotation was computed. [2020-10-13 12:50:41,198 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 801 836) no Hoare annotation was computed. [2020-10-13 12:50:41,198 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2020-10-13 12:50:41,198 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2020-10-13 12:50:41,198 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point L479(lines 479 499) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2020-10-13 12:50:41,199 INFO L268 CegarLoopResult]: For program point L485(lines 485 492) no Hoare annotation was computed. [2020-10-13 12:50:41,200 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:50:41,200 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,200 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-10-13 12:50:41,200 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-10-13 12:50:41,200 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-10-13 12:50:41,200 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 781 791) no Hoare annotation was computed. [2020-10-13 12:50:41,200 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 781 791) no Hoare annotation was computed. [2020-10-13 12:50:41,200 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 781 791) no Hoare annotation was computed. [2020-10-13 12:50:41,201 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-10-13 12:50:41,201 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 773 780) the Hoare annotation is: true [2020-10-13 12:50:41,201 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 773 780) no Hoare annotation was computed. [2020-10-13 12:50:41,201 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 773 780) no Hoare annotation was computed. [2020-10-13 12:50:41,201 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,201 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 740 764) no Hoare annotation was computed. [2020-10-13 12:50:41,201 INFO L268 CegarLoopResult]: For program point L759-1(lines 740 764) no Hoare annotation was computed. [2020-10-13 12:50:41,201 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 740 764) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,202 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:50:41,202 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:50:41,202 INFO L268 CegarLoopResult]: For program point L748(lines 748 756) no Hoare annotation was computed. [2020-10-13 12:50:41,202 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:50:41,202 INFO L268 CegarLoopResult]: For program point L746-1(line 746) no Hoare annotation was computed. [2020-10-13 12:50:41,202 INFO L268 CegarLoopResult]: For program point L744(lines 744 761) no Hoare annotation was computed. [2020-10-13 12:50:41,202 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 732 738) no Hoare annotation was computed. [2020-10-13 12:50:41,203 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 732 738) the Hoare annotation is: true [2020-10-13 12:50:41,203 INFO L264 CegarLoopResult]: At program point testENTRY(lines 857 920) 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 (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,203 INFO L268 CegarLoopResult]: For program point testFINAL(lines 857 920) no Hoare annotation was computed. [2020-10-13 12:50:41,203 INFO L264 CegarLoopResult]: At program point L913(lines 866 914) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:50:41,203 INFO L268 CegarLoopResult]: For program point L903(lines 903 907) no Hoare annotation was computed. [2020-10-13 12:50:41,203 INFO L264 CegarLoopResult]: At program point L903-2(lines 897 908) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:50:41,203 INFO L268 CegarLoopResult]: For program point L868(lines 867 912) no Hoare annotation was computed. [2020-10-13 12:50:41,204 INFO L268 CegarLoopResult]: For program point L897(lines 897 908) no Hoare annotation was computed. [2020-10-13 12:50:41,204 INFO L264 CegarLoopResult]: At program point L889(line 889) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:50:41,204 INFO L268 CegarLoopResult]: For program point L887(lines 887 893) no Hoare annotation was computed. [2020-10-13 12:50:41,204 INFO L268 CegarLoopResult]: For program point L887-1(lines 887 893) no Hoare annotation was computed. [2020-10-13 12:50:41,204 INFO L264 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:50:41,204 INFO L264 CegarLoopResult]: At program point L910(lines 867 912) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:50:41,204 INFO L268 CegarLoopResult]: For program point L877(lines 877 883) no Hoare annotation was computed. [2020-10-13 12:50:41,204 INFO L268 CegarLoopResult]: For program point L877-1(lines 877 883) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point L869(lines 869 873) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point testEXIT(lines 857 920) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point L439(lines 439 446) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point L433(lines 433 453) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2020-10-13 12:50:41,205 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 690 698) no Hoare annotation was computed. [2020-10-13 12:50:41,206 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 690 698) the Hoare annotation is: true [2020-10-13 12:50:41,206 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 690 698) no Hoare annotation was computed. [2020-10-13 12:50:41,206 INFO L268 CegarLoopResult]: For program point L666(lines 666 674) no Hoare annotation was computed. [2020-10-13 12:50:41,206 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 658 680) no Hoare annotation was computed. [2020-10-13 12:50:41,206 INFO L268 CegarLoopResult]: For program point L666-2(lines 666 674) no Hoare annotation was computed. [2020-10-13 12:50:41,206 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 658 680) no Hoare annotation was computed. [2020-10-13 12:50:41,206 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 658 680) no Hoare annotation was computed. [2020-10-13 12:50:41,206 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L345(lines 345 361) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L405(lines 405 412) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L366(lines 365 385) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L362(lines 362 403) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-10-13 12:50:41,207 INFO L268 CegarLoopResult]: For program point L340(lines 340 344) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point L367(lines 367 371) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point L386(lines 364 387) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 522 531) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 522 531) no Hoare annotation was computed. [2020-10-13 12:50:41,208 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 522 531) no Hoare annotation was computed. [2020-10-13 12:50:41,209 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:50:41,209 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#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~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:50:41,209 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:50:41,209 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 765 772) no Hoare annotation was computed. [2020-10-13 12:50:41,209 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 765 772) no Hoare annotation was computed. [2020-10-13 12:50:41,209 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 765 772) no Hoare annotation was computed. [2020-10-13 12:50:41,210 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 681 689) the Hoare annotation is: true [2020-10-13 12:50:41,210 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 681 689) no Hoare annotation was computed. [2020-10-13 12:50:41,210 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 681 689) no Hoare annotation was computed. [2020-10-13 12:50:41,210 INFO L268 CegarLoopResult]: For program point L641-1(lines 637 648) no Hoare annotation was computed. [2020-10-13 12:50:41,210 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 637 648) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:50:41,210 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 637 648) no Hoare annotation was computed. [2020-10-13 12:50:41,210 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:50:41,210 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:50:41,211 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:50:41,211 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:50:41,211 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 705 731) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:50:41,211 INFO L264 CegarLoopResult]: At program point L719(lines 719 725) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:50:41,211 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 705 731) no Hoare annotation was computed. [2020-10-13 12:50:41,211 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:50:41,211 INFO L268 CegarLoopResult]: For program point L712(lines 708 730) no Hoare annotation was computed. [2020-10-13 12:50:41,212 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 705 731) no Hoare annotation was computed. [2020-10-13 12:50:41,212 INFO L268 CegarLoopResult]: For program point L710(lines 708 730) no Hoare annotation was computed. [2020-10-13 12:50:41,212 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-13 12:50:41,212 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-13 12:50:41,212 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-10-13 12:50:41,212 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-13 12:50:41,212 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-10-13 12:50:41,212 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-13 12:50:41,212 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-10-13 12:50:41,213 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-10-13 12:50:41,213 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-13 12:50:41,213 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-13 12:50:41,213 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 649 657) no Hoare annotation was computed. [2020-10-13 12:50:41,213 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 649 657) no Hoare annotation was computed. [2020-10-13 12:50:41,213 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 649 657) no Hoare annotation was computed. [2020-10-13 12:50:41,213 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 613 624) the Hoare annotation is: true [2020-10-13 12:50:41,213 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 613 624) no Hoare annotation was computed. [2020-10-13 12:50:41,214 INFO L268 CegarLoopResult]: For program point L617-1(lines 613 624) no Hoare annotation was computed. [2020-10-13 12:50:41,214 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-13 12:50:41,214 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-13 12:50:41,214 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:50:41,214 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:50:41,214 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:50:41,214 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:50:41,215 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 625 636) no Hoare annotation was computed. [2020-10-13 12:50:41,215 INFO L268 CegarLoopResult]: For program point L629-1(lines 625 636) no Hoare annotation was computed. [2020-10-13 12:50:41,215 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 625 636) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:50:41,215 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 512 519) no Hoare annotation was computed. [2020-10-13 12:50:41,215 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2020-10-13 12:50:41,215 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 512 519) the Hoare annotation is: true [2020-10-13 12:50:41,215 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 512 519) no Hoare annotation was computed. [2020-10-13 12:50:41,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:50:41 BoogieIcfgContainer [2020-10-13 12:50:41,232 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:50:41,234 INFO L168 Benchmark]: Toolchain (without parser) took 23042.74 ms. Allocated memory was 146.8 MB in the beginning and 546.3 MB in the end (delta: 399.5 MB). Free memory was 101.6 MB in the beginning and 210.7 MB in the end (delta: -109.1 MB). Peak memory consumption was 373.5 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:41,235 INFO L168 Benchmark]: CDTParser took 0.20 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. [2020-10-13 12:50:41,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.39 ms. Allocated memory was 146.8 MB in the beginning and 207.1 MB in the end (delta: 60.3 MB). Free memory was 101.4 MB in the beginning and 175.4 MB in the end (delta: -74.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:41,236 INFO L168 Benchmark]: Boogie Preprocessor took 89.82 ms. Allocated memory is still 207.1 MB. Free memory was 175.4 MB in the beginning and 170.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:41,237 INFO L168 Benchmark]: RCFGBuilder took 1096.74 ms. Allocated memory was 207.1 MB in the beginning and 234.9 MB in the end (delta: 27.8 MB). Free memory was 170.7 MB in the beginning and 195.9 MB in the end (delta: -25.3 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:41,238 INFO L168 Benchmark]: TraceAbstraction took 21200.14 ms. Allocated memory was 234.9 MB in the beginning and 546.3 MB in the end (delta: 311.4 MB). Free memory was 195.9 MB in the beginning and 210.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 379.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:50:41,242 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 651.39 ms. Allocated memory was 146.8 MB in the beginning and 207.1 MB in the end (delta: 60.3 MB). Free memory was 101.4 MB in the beginning and 175.4 MB in the end (delta: -74.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.82 ms. Allocated memory is still 207.1 MB. Free memory was 175.4 MB in the beginning and 170.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1096.74 ms. Allocated memory was 207.1 MB in the beginning and 234.9 MB in the end (delta: 27.8 MB). Free memory was 170.7 MB in the beginning and 195.9 MB in the end (delta: -25.3 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21200.14 ms. Allocated memory was 234.9 MB in the beginning and 546.3 MB in the end (delta: 311.4 MB). Free memory was 195.9 MB in the beginning and 210.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 379.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: 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: 867]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.7s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 295 SDtfs, 305 SDslu, 203 SDs, 0 SdLazy, 577 SolverSat, 160 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred 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, 3 MinimizatonAttempts, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 154 PreInvPairs, 171 NumberOfFragments, 515 HoareAnnotationTreeSize, 154 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 52 FomulaSimplificationsInter, 4658 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.2s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 47266 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...