/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec1_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:59:13,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:59:13,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:59:13,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:59:13,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:59:13,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:59:13,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:59:13,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:59:13,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:59:13,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:59:13,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:59:13,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:59:13,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:59:13,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:59:13,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:59:13,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:59:13,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:59:13,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:59:13,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:59:13,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:59:13,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:59:13,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:59:13,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:59:13,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:59:13,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:59:13,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:59:13,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:59:13,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:59:13,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:59:13,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:59:13,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:59:13,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:59:13,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:59:13,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:59:13,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:59:13,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:59:13,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:59:13,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:59:13,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:59:13,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:59:13,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:59:13,893 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 [2020-10-14 06:59:13,915 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:59:13,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:59:13,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:59:13,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:59:13,917 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:59:13,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:59:13,918 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:59:13,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:59:13,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:59:13,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:59:13,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:59:13,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:59:13,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:59:13,919 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:59:13,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:59:13,919 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:59:13,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:59:13,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:59:13,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:59:13,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:59:13,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:59:13,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:59:13,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:59:13,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:59:13,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:59:13,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:59:13,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:59:13,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:59:13,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:59:13,922 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:59:14,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:59:14,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:59:14,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:59:14,230 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:59:14,231 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:59:14,231 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2020-10-14 06:59:14,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf705ab76/bb1884dc509741e099e8d48702225a97/FLAGc120e2694 [2020-10-14 06:59:14,753 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:59:14,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2020-10-14 06:59:14,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf705ab76/bb1884dc509741e099e8d48702225a97/FLAGc120e2694 [2020-10-14 06:59:15,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf705ab76/bb1884dc509741e099e8d48702225a97 [2020-10-14 06:59:15,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:59:15,084 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:59:15,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:59:15,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:59:15,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:59:15,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c6055f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15, skipping insertion in model container [2020-10-14 06:59:15,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:59:15,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:59:15,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:59:15,583 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:59:15,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:59:15,705 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:59:15,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15 WrapperNode [2020-10-14 06:59:15,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:59:15,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:59:15,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:59:15,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:59:15,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (1/1) ... [2020-10-14 06:59:15,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:59:15,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:59:15,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:59:15,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:59:15,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (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 [2020-10-14 06:59:15,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:59:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:59:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:59:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:59:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:59:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:59:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:59:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:59:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:59:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:59:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:59:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 06:59:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:59:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:59:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:59:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:59:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:59:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:59:15,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 06:59:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 06:59:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 06:59:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:59:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:59:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:59:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:59:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:59:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:59:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 06:59:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:59:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:59:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:59:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:59:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:59:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:59:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:59:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:59:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:59:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:59:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:59:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:59:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:59:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:59:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:59:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:59:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:59:15,873 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:59:15,873 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:59:15,873 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:59:15,873 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:59:15,873 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:59:15,873 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:59:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:59:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:59:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:59:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:59:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:59:15,874 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 06:59:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 06:59:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:59:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:59:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:59:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 06:59:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:59:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:59:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:59:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:59:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:59:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 06:59:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 06:59:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:59:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:59:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:59:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:59:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:59:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:59:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:59:15,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:59:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:59:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:59:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:59:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:59:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:59:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:59:15,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:59:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:59:16,869 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:59:16,869 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:59:16,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:59:16 BoogieIcfgContainer [2020-10-14 06:59:16,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:59:16,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:59:16,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:59:16,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:59:16,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:59:15" (1/3) ... [2020-10-14 06:59:16,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744a4f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:59:16, skipping insertion in model container [2020-10-14 06:59:16,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:15" (2/3) ... [2020-10-14 06:59:16,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744a4f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:59:16, skipping insertion in model container [2020-10-14 06:59:16,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:59:16" (3/3) ... [2020-10-14 06:59:16,882 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2020-10-14 06:59:16,892 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:59:16,900 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:59:16,914 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:59:16,937 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:59:16,938 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:59:16,938 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:59:16,938 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:59:16,938 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:59:16,938 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:59:16,939 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:59:16,939 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:59:16,960 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2020-10-14 06:59:16,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:59:16,969 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:16,970 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:16,971 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:16,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:16,977 INFO L82 PathProgramCache]: Analyzing trace with hash -2002333427, now seen corresponding path program 1 times [2020-10-14 06:59:16,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:16,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [980527418] [2020-10-14 06:59:16,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:17,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:17,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:18,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:18,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:19,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:59:22,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:59:22,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 06:59:22,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:59:22,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:59:22,677 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:22,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:22,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:22,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:22,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 06:59:22,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:22,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:59:22,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:22,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:22,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:22,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:22,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:22,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:22,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:22,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:22,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:22,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:22,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:59:22,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:22,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:22,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:22,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:22,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:22,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:22,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:22,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:22,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:22,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:22,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:22,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:59:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:22,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:22,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:22,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:59:22,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:22,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:22,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:59:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:22,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:22,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:22,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:22,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:22,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:22,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:22,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:22,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:22,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:22,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:22,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:22,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [980527418] [2020-10-14 06:59:22,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:22,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:59:22,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146696576] [2020-10-14 06:59:22,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:59:22,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:22,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:59:22,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:59:22,889 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 3 states. [2020-10-14 06:59:24,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:24,109 INFO L93 Difference]: Finished difference Result 270 states and 356 transitions. [2020-10-14 06:59:24,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:59:24,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:59:24,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:24,125 INFO L225 Difference]: With dead ends: 270 [2020-10-14 06:59:24,125 INFO L226 Difference]: Without dead ends: 147 [2020-10-14 06:59:24,129 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:59:24,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-14 06:59:24,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 114. [2020-10-14 06:59:24,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-10-14 06:59:24,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-10-14 06:59:24,211 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2020-10-14 06:59:24,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:24,212 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-10-14 06:59:24,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:59:24,212 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-10-14 06:59:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:59:24,214 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:24,215 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:24,215 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:59:24,215 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:24,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:24,215 INFO L82 PathProgramCache]: Analyzing trace with hash -736950579, now seen corresponding path program 1 times [2020-10-14 06:59:24,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:24,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2023813820] [2020-10-14 06:59:24,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:24,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:24,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:24,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:26,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:26,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:59:29,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:59:29,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 06:59:29,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:59:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:59:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,519 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:29,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:29,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:29,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:29,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 06:59:29,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:29,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:29,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:29,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:29,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:29,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:29,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:29,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:29,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:29,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:29,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:29,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:29,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:29,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:29,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:29,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:29,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:29,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:29,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:29,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:29,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:29,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:29,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:29,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:29,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:29,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:29,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:29,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:29,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:29,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:59:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:29,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:29,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:29,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:29,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:29,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:29,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:29,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:59:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:29,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:29,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:29,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:29,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:29,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:29,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:29,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:29,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:29,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:29,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:29,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:29,613 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2023813820] [2020-10-14 06:59:29,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:29,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:59:29,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986432051] [2020-10-14 06:59:29,619 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:59:29,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:29,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:59:29,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:59:29,620 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 4 states. [2020-10-14 06:59:30,122 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:59:30,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:30,720 INFO L93 Difference]: Finished difference Result 193 states and 235 transitions. [2020-10-14 06:59:30,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:59:30,720 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:59:30,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:30,723 INFO L225 Difference]: With dead ends: 193 [2020-10-14 06:59:30,723 INFO L226 Difference]: Without dead ends: 131 [2020-10-14 06:59:30,725 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:59:30,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-10-14 06:59:30,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 105. [2020-10-14 06:59:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-14 06:59:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-14 06:59:30,765 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2020-10-14 06:59:30,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:30,765 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-14 06:59:30,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:59:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-14 06:59:30,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 06:59:30,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:30,767 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:30,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:59:30,768 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:30,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:30,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1634875871, now seen corresponding path program 1 times [2020-10-14 06:59:30,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:30,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2140541039] [2020-10-14 06:59:30,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:30,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:30,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:31,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:32,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:34,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:34,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 06:59:34,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:59:34,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4001 [2020-10-14 06:59:34,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:34,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:34,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:59:34,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:59:34,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:59:34,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,088 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:35,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:35,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:35,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:59:35,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:35,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:35,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:35,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:35,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:35,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:35,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:35,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:35,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:35,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:35,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:35,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:35,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:35,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:35,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:35,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:35,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:35,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:35,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:35,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:35,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:35,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:35,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:35,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:35,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:35,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:35,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:35,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:35,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:35,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:35,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:35,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:35,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:35,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:35,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:35,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:35,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:35,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:35,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:35,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:59:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:35,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:35,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:35,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:35,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:35,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:35,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 06:59:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:35,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:35,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:35,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:59:35,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:35,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:35,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:59:35,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:35,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:35,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:35,180 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2140541039] [2020-10-14 06:59:35,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:35,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:59:35,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046439946] [2020-10-14 06:59:35,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:59:35,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:35,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:59:35,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:59:35,182 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 7 states. [2020-10-14 06:59:35,560 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:59:36,364 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:59:36,625 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:59:36,868 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 06:59:36,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:36,978 INFO L93 Difference]: Finished difference Result 178 states and 221 transitions. [2020-10-14 06:59:36,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:59:36,979 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 06:59:36,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:36,980 INFO L225 Difference]: With dead ends: 178 [2020-10-14 06:59:36,980 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:59:36,981 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:59:36,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:59:36,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:59:36,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:59:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:59:36,982 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 06:59:36,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:36,983 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:59:36,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:59:36,983 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:59:36,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:59:36,983 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:59:36,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:59:38,181 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:59:38,321 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:38,470 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:38,611 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:38,777 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:38,965 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:39,116 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:39,264 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:39,397 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:39,549 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:39,682 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:39,806 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:59:39,951 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:40,100 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:40,228 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:40,369 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:40,523 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:40,681 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:40,689 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-14 06:59:40,690 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 595) no Hoare annotation was computed. [2020-10-14 06:59:40,690 INFO L268 CegarLoopResult]: For program point L596(lines 573 597) no Hoare annotation was computed. [2020-10-14 06:59:40,690 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 549 604) no Hoare annotation was computed. [2020-10-14 06:59:40,690 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 549 604) no Hoare annotation was computed. [2020-10-14 06:59:40,690 INFO L268 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2020-10-14 06:59:40,690 INFO L268 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-10-14 06:59:40,691 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 549 604) no Hoare annotation was computed. [2020-10-14 06:59:40,691 INFO L268 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-10-14 06:59:40,691 INFO L268 CegarLoopResult]: For program point L637-1(lines 637 641) no Hoare annotation was computed. [2020-10-14 06:59:40,691 INFO L268 CegarLoopResult]: For program point L632(line 632) no Hoare annotation was computed. [2020-10-14 06:59:40,691 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 605 664) no Hoare annotation was computed. [2020-10-14 06:59:40,692 INFO L268 CegarLoopResult]: For program point L631-2(lines 631 656) no Hoare annotation was computed. [2020-10-14 06:59:40,692 INFO L268 CegarLoopResult]: For program point L657(lines 630 658) no Hoare annotation was computed. [2020-10-14 06:59:40,692 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 605 664) no Hoare annotation was computed. [2020-10-14 06:59:40,692 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-10-14 06:59:40,692 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 605 664) no Hoare annotation was computed. [2020-10-14 06:59:40,693 INFO L268 CegarLoopResult]: For program point L650-1(line 650) no Hoare annotation was computed. [2020-10-14 06:59:40,693 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 881 887) the Hoare annotation is: true [2020-10-14 06:59:40,693 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 881 887) no Hoare annotation was computed. [2020-10-14 06:59:40,693 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 888 896) no Hoare annotation was computed. [2020-10-14 06:59:40,693 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 888 896) the Hoare annotation is: true [2020-10-14 06:59:40,693 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 888 896) no Hoare annotation was computed. [2020-10-14 06:59:40,693 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 129 151) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,693 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 129 151) no Hoare annotation was computed. [2020-10-14 06:59:40,694 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,694 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 129 151) no Hoare annotation was computed. [2020-10-14 06:59:40,694 INFO L264 CegarLoopResult]: At program point L141-1(line 141) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,694 INFO L268 CegarLoopResult]: For program point L139(lines 139 146) no Hoare annotation was computed. [2020-10-14 06:59:40,694 INFO L268 CegarLoopResult]: For program point L139-1(lines 139 146) no Hoare annotation was computed. [2020-10-14 06:59:40,694 INFO L268 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-14 06:59:40,695 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,695 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,695 INFO L264 CegarLoopResult]: At program point L135-1(line 135) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,695 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-14 06:59:40,695 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-14 06:59:40,695 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 84 107) no Hoare annotation was computed. [2020-10-14 06:59:40,695 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 84 107) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 84 107) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-14 06:59:40,696 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 383 397) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 383 397) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:40,697 INFO L264 CegarLoopResult]: At program point L389(line 389) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 383 397) no Hoare annotation was computed. [2020-10-14 06:59:40,697 INFO L268 CegarLoopResult]: For program point L387(lines 387 393) no Hoare annotation was computed. [2020-10-14 06:59:40,698 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 319 327) no Hoare annotation was computed. [2020-10-14 06:59:40,698 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 319 327) the Hoare annotation is: true [2020-10-14 06:59:40,698 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 319 327) no Hoare annotation was computed. [2020-10-14 06:59:40,698 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 364 382) the Hoare annotation is: true [2020-10-14 06:59:40,698 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 364 382) no Hoare annotation was computed. [2020-10-14 06:59:40,698 INFO L268 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-10-14 06:59:40,698 INFO L271 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: true [2020-10-14 06:59:40,698 INFO L268 CegarLoopResult]: For program point L373-2(lines 373 377) no Hoare annotation was computed. [2020-10-14 06:59:40,698 INFO L268 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-10-14 06:59:40,698 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 364 382) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point L347(lines 347 355) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point L347-2(lines 347 355) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point L335(lines 335 343) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 328 363) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point L335-2(lines 335 343) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 328 363) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-10-14 06:59:40,699 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 328 363) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 874 880) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 874 880) the Hoare annotation is: true [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 503 548) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 503 548) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 503 548) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point L830(lines 830 850) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point L830-1(lines 830 850) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 816 861) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 816 861) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 816 861) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L268 CegarLoopResult]: For program point L836(lines 836 843) no Hoare annotation was computed. [2020-10-14 06:59:40,700 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 116 125) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 116 125) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 116 125) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 308 318) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 308 318) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 308 318) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 300 307) the Hoare annotation is: true [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 300 307) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 300 307) no Hoare annotation was computed. [2020-10-14 06:59:40,701 INFO L264 CegarLoopResult]: At program point L286(line 286) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,702 INFO L268 CegarLoopResult]: For program point L286-1(lines 267 291) no Hoare annotation was computed. [2020-10-14 06:59:40,702 INFO L264 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:40,702 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 267 291) no Hoare annotation was computed. [2020-10-14 06:59:40,702 INFO L264 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:40,702 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 267 291) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,702 INFO L268 CegarLoopResult]: For program point L275(lines 275 283) no Hoare annotation was computed. [2020-10-14 06:59:40,702 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:40,702 INFO L268 CegarLoopResult]: For program point L273-1(line 273) no Hoare annotation was computed. [2020-10-14 06:59:40,702 INFO L268 CegarLoopResult]: For program point L271(lines 271 288) no Hoare annotation was computed. [2020-10-14 06:59:40,702 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 259 265) no Hoare annotation was computed. [2020-10-14 06:59:40,703 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 259 265) the Hoare annotation is: true [2020-10-14 06:59:40,703 INFO L264 CegarLoopResult]: At program point testENTRY(lines 155 222) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,703 INFO L264 CegarLoopResult]: At program point L215(lines 164 216) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:40,703 INFO L268 CegarLoopResult]: For program point testFINAL(lines 155 222) no Hoare annotation was computed. [2020-10-14 06:59:40,703 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,703 INFO L268 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2020-10-14 06:59:40,703 INFO L264 CegarLoopResult]: At program point L203-1(lines 195 210) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,703 INFO L268 CegarLoopResult]: For program point L166(lines 165 214) no Hoare annotation was computed. [2020-10-14 06:59:40,703 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,703 INFO L268 CegarLoopResult]: For program point L195(lines 195 210) no Hoare annotation was computed. [2020-10-14 06:59:40,703 INFO L264 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point L185(lines 185 191) no Hoare annotation was computed. [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point L185-1(lines 185 191) no Hoare annotation was computed. [2020-10-14 06:59:40,704 INFO L264 CegarLoopResult]: At program point L212(lines 165 214) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,704 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point L175(lines 175 181) no Hoare annotation was computed. [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point L175-1(lines 175 181) no Hoare annotation was computed. [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point L167(lines 167 171) no Hoare annotation was computed. [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point testEXIT(lines 155 222) no Hoare annotation was computed. [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 770 815) no Hoare annotation was computed. [2020-10-14 06:59:40,704 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-10-14 06:59:40,705 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 770 815) no Hoare annotation was computed. [2020-10-14 06:59:40,705 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 770 815) no Hoare annotation was computed. [2020-10-14 06:59:40,705 INFO L268 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-10-14 06:59:40,705 INFO L268 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-10-14 06:59:40,705 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 487 495) no Hoare annotation was computed. [2020-10-14 06:59:40,705 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 487 495) the Hoare annotation is: true [2020-10-14 06:59:40,705 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 487 495) no Hoare annotation was computed. [2020-10-14 06:59:40,705 INFO L268 CegarLoopResult]: For program point L463(lines 463 471) no Hoare annotation was computed. [2020-10-14 06:59:40,706 INFO L268 CegarLoopResult]: For program point L463-2(lines 463 471) no Hoare annotation was computed. [2020-10-14 06:59:40,706 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 455 477) no Hoare annotation was computed. [2020-10-14 06:59:40,706 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 455 477) no Hoare annotation was computed. [2020-10-14 06:59:40,706 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 455 477) no Hoare annotation was computed. [2020-10-14 06:59:40,706 INFO L268 CegarLoopResult]: For program point L737(lines 715 738) no Hoare annotation was computed. [2020-10-14 06:59:40,706 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 667 769) no Hoare annotation was computed. [2020-10-14 06:59:40,706 INFO L268 CegarLoopResult]: For program point L696(lines 696 712) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point L717(lines 716 736) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point L713(lines 713 754) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 667 769) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-10-14 06:59:40,707 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point L755(lines 755 766) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 667 769) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point L718(lines 718 722) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point L716-2(lines 716 736) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 864 873) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 864 873) no Hoare annotation was computed. [2020-10-14 06:59:40,708 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 864 873) no Hoare annotation was computed. [2020-10-14 06:59:40,709 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:40,709 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#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~string53.offset| |old(#t~string53.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~string25.offset| |old(#t~string25.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 06:59:40,709 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:40,709 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 292 299) no Hoare annotation was computed. [2020-10-14 06:59:40,709 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 292 299) no Hoare annotation was computed. [2020-10-14 06:59:40,709 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 292 299) no Hoare annotation was computed. [2020-10-14 06:59:40,710 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 478 486) no Hoare annotation was computed. [2020-10-14 06:59:40,710 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 478 486) no Hoare annotation was computed. [2020-10-14 06:59:40,710 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 478 486) no Hoare annotation was computed. [2020-10-14 06:59:40,710 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 434 445) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:59:40,710 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 434 445) no Hoare annotation was computed. [2020-10-14 06:59:40,710 INFO L268 CegarLoopResult]: For program point L438-1(lines 434 445) no Hoare annotation was computed. [2020-10-14 06:59:40,710 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:40,711 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:59:40,711 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:40,711 INFO L264 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,711 INFO L264 CegarLoopResult]: At program point L246(lines 246 252) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,711 INFO L264 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:40,711 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 235 258) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:40,712 INFO L268 CegarLoopResult]: For program point L239(lines 238 257) no Hoare annotation was computed. [2020-10-14 06:59:40,712 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 235 258) no Hoare annotation was computed. [2020-10-14 06:59:40,712 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 235 258) no Hoare annotation was computed. [2020-10-14 06:59:40,712 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-10-14 06:59:40,712 INFO L271 CegarLoopResult]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2020-10-14 06:59:40,712 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2020-10-14 06:59:40,712 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-14 06:59:40,712 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2020-10-14 06:59:40,713 INFO L271 CegarLoopResult]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2020-10-14 06:59:40,713 INFO L271 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: true [2020-10-14 06:59:40,713 INFO L268 CegarLoopResult]: For program point L57-1(line 57) no Hoare annotation was computed. [2020-10-14 06:59:40,713 INFO L271 CegarLoopResult]: At program point L76(lines 51 80) the Hoare annotation is: true [2020-10-14 06:59:40,713 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-14 06:59:40,713 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 446 454) the Hoare annotation is: true [2020-10-14 06:59:40,713 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 446 454) no Hoare annotation was computed. [2020-10-14 06:59:40,713 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 446 454) no Hoare annotation was computed. [2020-10-14 06:59:40,714 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 410 421) the Hoare annotation is: true [2020-10-14 06:59:40,714 INFO L268 CegarLoopResult]: For program point L414-1(lines 410 421) no Hoare annotation was computed. [2020-10-14 06:59:40,714 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 410 421) no Hoare annotation was computed. [2020-10-14 06:59:40,714 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2020-10-14 06:59:40,714 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2020-10-14 06:59:40,714 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:40,714 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 06:59:40,715 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:59:40,715 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:40,715 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 398 405) no Hoare annotation was computed. [2020-10-14 06:59:40,715 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 398 405) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,715 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 398 405) no Hoare annotation was computed. [2020-10-14 06:59:40,715 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 422 433) no Hoare annotation was computed. [2020-10-14 06:59:40,715 INFO L268 CegarLoopResult]: For program point L426-1(lines 422 433) no Hoare annotation was computed. [2020-10-14 06:59:40,715 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 422 433) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:59:40,716 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-14 06:59:40,716 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-14 06:59:40,716 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-14 06:59:40,716 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-14 06:59:40,716 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 898 922) the Hoare annotation is: true [2020-10-14 06:59:40,716 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 898 922) no Hoare annotation was computed. [2020-10-14 06:59:40,717 INFO L264 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:59:40,717 INFO L268 CegarLoopResult]: For program point L910(lines 910 916) no Hoare annotation was computed. [2020-10-14 06:59:40,717 INFO L271 CegarLoopResult]: At program point L908(line 908) the Hoare annotation is: true [2020-10-14 06:59:40,717 INFO L268 CegarLoopResult]: For program point L908-1(line 908) no Hoare annotation was computed. [2020-10-14 06:59:40,717 INFO L268 CegarLoopResult]: For program point L906(lines 906 919) no Hoare annotation was computed. [2020-10-14 06:59:40,717 INFO L268 CegarLoopResult]: For program point L906-1(lines 898 922) no Hoare annotation was computed. [2020-10-14 06:59:40,717 INFO L271 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: true [2020-10-14 06:59:40,717 INFO L268 CegarLoopResult]: For program point L904-1(line 904) no Hoare annotation was computed. [2020-10-14 06:59:40,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:59:40 BoogieIcfgContainer [2020-10-14 06:59:40,734 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:59:40,736 INFO L168 Benchmark]: Toolchain (without parser) took 25652.55 ms. Allocated memory was 147.8 MB in the beginning and 627.0 MB in the end (delta: 479.2 MB). Free memory was 103.0 MB in the beginning and 475.8 MB in the end (delta: -372.8 MB). Peak memory consumption was 457.5 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:40,737 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 06:59:40,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.48 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 102.6 MB in the beginning and 173.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:40,739 INFO L168 Benchmark]: Boogie Preprocessor took 85.28 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 169.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:40,740 INFO L168 Benchmark]: RCFGBuilder took 1082.23 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 169.4 MB in the beginning and 197.1 MB in the end (delta: -27.7 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:40,741 INFO L168 Benchmark]: TraceAbstraction took 23858.17 ms. Allocated memory was 234.9 MB in the beginning and 627.0 MB in the end (delta: 392.2 MB). Free memory was 197.1 MB in the beginning and 475.8 MB in the end (delta: -278.8 MB). Peak memory consumption was 464.5 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:40,745 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 621.48 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 102.6 MB in the beginning and 173.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.28 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 169.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1082.23 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 169.4 MB in the beginning and 197.1 MB in the end (delta: -27.7 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23858.17 ms. Allocated memory was 234.9 MB in the beginning and 627.0 MB in the end (delta: 392.2 MB). Free memory was 197.1 MB in the beginning and 475.8 MB in the end (delta: -278.8 MB). Peak memory consumption was 464.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 286 SDtfs, 279 SDslu, 118 SDs, 0 SdLazy, 536 SolverSat, 153 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred 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, 59 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 155 PreInvPairs, 173 NumberOfFragments, 541 HoareAnnotationTreeSize, 155 FomulaSimplifications, 3402 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4942 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 34238 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...