/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 04:16:16,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 04:16:16,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 04:16:16,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 04:16:16,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 04:16:16,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 04:16:16,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 04:16:16,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 04:16:16,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 04:16:16,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 04:16:16,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 04:16:16,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 04:16:16,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 04:16:16,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 04:16:16,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 04:16:16,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 04:16:16,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 04:16:16,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 04:16:16,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 04:16:16,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 04:16:16,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 04:16:16,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 04:16:16,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 04:16:16,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 04:16:16,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 04:16:16,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 04:16:16,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 04:16:16,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 04:16:16,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 04:16:16,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 04:16:16,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 04:16:16,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 04:16:16,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 04:16:16,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 04:16:16,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 04:16:16,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 04:16:16,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 04:16:16,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 04:16:16,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 04:16:16,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 04:16:16,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 04:16:16,790 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 [2020-08-19 04:16:16,814 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 04:16:16,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 04:16:16,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 04:16:16,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 04:16:16,816 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 04:16:16,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 04:16:16,816 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 04:16:16,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 04:16:16,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 04:16:16,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 04:16:16,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 04:16:16,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 04:16:16,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 04:16:16,817 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 04:16:16,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 04:16:16,818 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 04:16:16,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 04:16:16,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 04:16:16,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 04:16:16,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 04:16:16,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 04:16:16,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 04:16:16,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 04:16:16,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 04:16:16,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 04:16:16,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 04:16:16,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 04:16:16,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 04:16:16,820 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 04:16:16,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2; [2020-08-19 04:16:17,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 04:16:17,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 04:16:17,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 04:16:17,146 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 04:16:17,147 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 04:16:17,148 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2020-08-19 04:16:17,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/12b3f580f/0194ef2a25e4481a8d84bc558354e988/FLAGf12ef83ea [2020-08-19 04:16:17,786 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 04:16:17,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2020-08-19 04:16:17,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/12b3f580f/0194ef2a25e4481a8d84bc558354e988/FLAGf12ef83ea [2020-08-19 04:16:18,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/12b3f580f/0194ef2a25e4481a8d84bc558354e988 [2020-08-19 04:16:18,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 04:16:18,039 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 04:16:18,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 04:16:18,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 04:16:18,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 04:16:18,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f0f39f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18, skipping insertion in model container [2020-08-19 04:16:18,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 04:16:18,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 04:16:18,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 04:16:18,560 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 04:16:18,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 04:16:18,690 INFO L208 MainTranslator]: Completed translation [2020-08-19 04:16:18,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18 WrapperNode [2020-08-19 04:16:18,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 04:16:18,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 04:16:18,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 04:16:18,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 04:16:18,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... [2020-08-19 04:16:18,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 04:16:18,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 04:16:18,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 04:16:18,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 04:16:18,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 04:16:18,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 04:16:18,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 04:16:18,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-19 04:16:18,858 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-19 04:16:18,858 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-19 04:16:18,858 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-19 04:16:18,859 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-19 04:16:18,859 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-19 04:16:18,859 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-19 04:16:18,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-19 04:16:18,859 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-19 04:16:18,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-19 04:16:18,860 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-19 04:16:18,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 04:16:18,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-19 04:16:18,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-19 04:16:18,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-19 04:16:18,860 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-19 04:16:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-19 04:16:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-19 04:16:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-19 04:16:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-19 04:16:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-19 04:16:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-19 04:16:18,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-19 04:16:18,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-19 04:16:18,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-19 04:16:18,862 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-19 04:16:18,862 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-19 04:16:18,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-19 04:16:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-19 04:16:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-19 04:16:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-19 04:16:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-19 04:16:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-19 04:16:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-19 04:16:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 04:16:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 04:16:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-19 04:16:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-19 04:16:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-19 04:16:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-19 04:16:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-19 04:16:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-19 04:16:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-19 04:16:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-19 04:16:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-19 04:16:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-19 04:16:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-19 04:16:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-19 04:16:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-19 04:16:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-19 04:16:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-19 04:16:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-19 04:16:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-19 04:16:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-19 04:16:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-19 04:16:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 04:16:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-19 04:16:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-19 04:16:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-19 04:16:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-19 04:16:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-19 04:16:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-19 04:16:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-19 04:16:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-19 04:16:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-19 04:16:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-19 04:16:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-19 04:16:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-19 04:16:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-19 04:16:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-19 04:16:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-19 04:16:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-19 04:16:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-19 04:16:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-19 04:16:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-19 04:16:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-19 04:16:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-19 04:16:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-19 04:16:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-19 04:16:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-19 04:16:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-19 04:16:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 04:16:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-19 04:16:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 04:16:19,867 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 04:16:19,868 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-19 04:16:19,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 04:16:19 BoogieIcfgContainer [2020-08-19 04:16:19,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 04:16:19,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 04:16:19,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 04:16:19,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 04:16:19,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 04:16:18" (1/3) ... [2020-08-19 04:16:19,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15eb2f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 04:16:19, skipping insertion in model container [2020-08-19 04:16:19,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:16:18" (2/3) ... [2020-08-19 04:16:19,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15eb2f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 04:16:19, skipping insertion in model container [2020-08-19 04:16:19,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 04:16:19" (3/3) ... [2020-08-19 04:16:19,890 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01.cil.c [2020-08-19 04:16:19,900 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 04:16:19,911 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 04:16:19,926 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 04:16:19,947 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 04:16:19,947 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 04:16:19,947 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 04:16:19,947 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 04:16:19,947 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 04:16:19,948 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 04:16:19,948 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 04:16:19,948 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 04:16:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2020-08-19 04:16:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-19 04:16:19,978 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:16:19,980 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:16:19,980 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:16:19,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:16:19,986 INFO L82 PathProgramCache]: Analyzing trace with hash 72491215, now seen corresponding path program 1 times [2020-08-19 04:16:19,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:16:19,993 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701285758] [2020-08-19 04:16:19,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:16:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,633 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 04:16:20,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 04:16:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 04:16:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 04:16:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 04:16:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 04:16:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-19 04:16:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-19 04:16:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-19 04:16:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:20,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 04:16:20,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701285758] [2020-08-19 04:16:20,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 04:16:20,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-19 04:16:20,762 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136063528] [2020-08-19 04:16:20,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-19 04:16:20,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:16:20,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-19 04:16:20,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 04:16:20,792 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 4 states. [2020-08-19 04:16:21,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:16:21,611 INFO L93 Difference]: Finished difference Result 205 states and 272 transitions. [2020-08-19 04:16:21,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-19 04:16:21,613 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-19 04:16:21,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:16:21,629 INFO L225 Difference]: With dead ends: 205 [2020-08-19 04:16:21,629 INFO L226 Difference]: Without dead ends: 115 [2020-08-19 04:16:21,634 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 04:16:21,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-08-19 04:16:21,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-08-19 04:16:21,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-08-19 04:16:21,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2020-08-19 04:16:21,773 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2020-08-19 04:16:21,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:16:21,773 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2020-08-19 04:16:21,774 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-19 04:16:21,774 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2020-08-19 04:16:21,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-19 04:16:21,780 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:16:21,780 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:16:21,780 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 04:16:21,780 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:16:21,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:16:21,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1033515287, now seen corresponding path program 1 times [2020-08-19 04:16:21,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:16:21,782 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [785495304] [2020-08-19 04:16:21,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:16:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,241 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 04:16:22,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 04:16:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 04:16:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 04:16:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 04:16:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 04:16:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:16:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-19 04:16:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-19 04:16:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 04:16:22,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [785495304] [2020-08-19 04:16:22,382 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 04:16:22,382 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-19 04:16:22,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84453397] [2020-08-19 04:16:22,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 04:16:22,386 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:16:22,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 04:16:22,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 04:16:22,386 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 9 states. [2020-08-19 04:16:22,811 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 04:16:23,136 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 04:16:23,397 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 04:16:23,642 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 04:16:24,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:16:24,552 INFO L93 Difference]: Finished difference Result 178 states and 227 transitions. [2020-08-19 04:16:24,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 04:16:24,553 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-19 04:16:24,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:16:24,555 INFO L225 Difference]: With dead ends: 178 [2020-08-19 04:16:24,557 INFO L226 Difference]: Without dead ends: 115 [2020-08-19 04:16:24,560 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-19 04:16:24,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-08-19 04:16:24,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-08-19 04:16:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-08-19 04:16:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions. [2020-08-19 04:16:24,615 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 64 [2020-08-19 04:16:24,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:16:24,615 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 105 transitions. [2020-08-19 04:16:24,616 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 04:16:24,616 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2020-08-19 04:16:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-19 04:16:24,626 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:16:24,626 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:16:24,627 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 04:16:24,627 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:16:24,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:16:24,627 INFO L82 PathProgramCache]: Analyzing trace with hash 362482495, now seen corresponding path program 1 times [2020-08-19 04:16:24,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:16:24,628 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [385024205] [2020-08-19 04:16:24,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:16:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:24,953 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 04:16:24,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:24,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 04:16:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:24,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 04:16:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:24,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 04:16:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:24,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 04:16:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:24,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 04:16:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:24,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-19 04:16:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:25,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:25,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-19 04:16:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:25,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-19 04:16:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:25,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-19 04:16:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:25,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 04:16:25,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [385024205] [2020-08-19 04:16:25,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 04:16:25,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 04:16:25,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036851719] [2020-08-19 04:16:25,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 04:16:25,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:16:25,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 04:16:25,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 04:16:25,022 INFO L87 Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 5 states. [2020-08-19 04:16:25,470 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-19 04:16:25,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:16:25,901 INFO L93 Difference]: Finished difference Result 150 states and 182 transitions. [2020-08-19 04:16:25,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 04:16:25,904 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-08-19 04:16:25,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:16:25,908 INFO L225 Difference]: With dead ends: 150 [2020-08-19 04:16:25,909 INFO L226 Difference]: Without dead ends: 105 [2020-08-19 04:16:25,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-19 04:16:25,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-08-19 04:16:25,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 82. [2020-08-19 04:16:25,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-08-19 04:16:25,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2020-08-19 04:16:25,956 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 63 [2020-08-19 04:16:25,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:16:25,958 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2020-08-19 04:16:25,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 04:16:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2020-08-19 04:16:25,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-19 04:16:25,961 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:16:25,961 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:16:25,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 04:16:25,962 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:16:25,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:16:25,962 INFO L82 PathProgramCache]: Analyzing trace with hash 928072860, now seen corresponding path program 1 times [2020-08-19 04:16:25,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:16:25,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568659353] [2020-08-19 04:16:25,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:16:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,336 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 04:16:26,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 04:16:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 04:16:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 04:16:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 04:16:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 04:16:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:16:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:16:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-19 04:16:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-19 04:16:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-19 04:16:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:16:26,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 04:16:26,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568659353] [2020-08-19 04:16:26,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 04:16:26,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-19 04:16:26,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857572082] [2020-08-19 04:16:26,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 04:16:26,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:16:26,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 04:16:26,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 04:16:26,430 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 8 states. [2020-08-19 04:16:26,815 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 04:16:27,463 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 04:16:27,956 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 04:16:28,217 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 04:16:28,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:16:28,275 INFO L93 Difference]: Finished difference Result 151 states and 189 transitions. [2020-08-19 04:16:28,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 04:16:28,276 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-19 04:16:28,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:16:28,277 INFO L225 Difference]: With dead ends: 151 [2020-08-19 04:16:28,277 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 04:16:28,279 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-19 04:16:28,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 04:16:28,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 04:16:28,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 04:16:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 04:16:28,280 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-19 04:16:28,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:16:28,280 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 04:16:28,280 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 04:16:28,280 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 04:16:28,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 04:16:28,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 04:16:28,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 04:16:29,280 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-19 04:16:29,493 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-19 04:16:29,633 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-19 04:16:29,778 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 04:16:29,945 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-19 04:16:30,107 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-19 04:16:30,307 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 04:16:30,494 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-19 04:16:30,653 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-08-19 04:16:30,855 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-19 04:16:31,036 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 04:16:31,263 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 04:16:31,417 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 04:16:31,573 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-19 04:16:31,577 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-08-19 04:16:31,577 INFO L268 CegarLoopResult]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2020-08-19 04:16:31,577 INFO L268 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-08-19 04:16:31,577 INFO L268 CegarLoopResult]: For program point L342-2(lines 342 363) no Hoare annotation was computed. [2020-08-19 04:16:31,577 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 317 372) no Hoare annotation was computed. [2020-08-19 04:16:31,578 INFO L268 CegarLoopResult]: For program point L364(lines 341 365) no Hoare annotation was computed. [2020-08-19 04:16:31,578 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 317 372) no Hoare annotation was computed. [2020-08-19 04:16:31,578 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 317 372) no Hoare annotation was computed. [2020-08-19 04:16:31,578 INFO L268 CegarLoopResult]: For program point L418-1(line 418) no Hoare annotation was computed. [2020-08-19 04:16:31,578 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 373 432) no Hoare annotation was computed. [2020-08-19 04:16:31,578 INFO L268 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-08-19 04:16:31,579 INFO L268 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-08-19 04:16:31,579 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-08-19 04:16:31,579 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 373 432) no Hoare annotation was computed. [2020-08-19 04:16:31,579 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 424) no Hoare annotation was computed. [2020-08-19 04:16:31,579 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 373 432) no Hoare annotation was computed. [2020-08-19 04:16:31,579 INFO L268 CegarLoopResult]: For program point L425(lines 398 426) no Hoare annotation was computed. [2020-08-19 04:16:31,579 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-19 04:16:31,580 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 248 254) the Hoare annotation is: true [2020-08-19 04:16:31,580 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 248 254) no Hoare annotation was computed. [2020-08-19 04:16:31,580 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 255 263) no Hoare annotation was computed. [2020-08-19 04:16:31,580 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 255 263) the Hoare annotation is: true [2020-08-19 04:16:31,580 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 255 263) no Hoare annotation was computed. [2020-08-19 04:16:31,581 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 634 641) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,581 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 634 641) no Hoare annotation was computed. [2020-08-19 04:16:31,581 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 634 641) no Hoare annotation was computed. [2020-08-19 04:16:31,581 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 642 651) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,581 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 642 651) no Hoare annotation was computed. [2020-08-19 04:16:31,581 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-08-19 04:16:31,582 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 642 651) no Hoare annotation was computed. [2020-08-19 04:16:31,582 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-19 04:16:31,582 INFO L268 CegarLoopResult]: For program point L665(lines 665 671) no Hoare annotation was computed. [2020-08-19 04:16:31,582 INFO L268 CegarLoopResult]: For program point L664(lines 664 674) no Hoare annotation was computed. [2020-08-19 04:16:31,582 INFO L271 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: true [2020-08-19 04:16:31,582 INFO L268 CegarLoopResult]: For program point L662-1(line 662) no Hoare annotation was computed. [2020-08-19 04:16:31,582 INFO L268 CegarLoopResult]: For program point L660(lines 660 677) no Hoare annotation was computed. [2020-08-19 04:16:31,583 INFO L268 CegarLoopResult]: For program point L660-1(lines 652 680) no Hoare annotation was computed. [2020-08-19 04:16:31,583 INFO L271 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: true [2020-08-19 04:16:31,583 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-08-19 04:16:31,583 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 652 680) the Hoare annotation is: true [2020-08-19 04:16:31,583 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 652 680) no Hoare annotation was computed. [2020-08-19 04:16:31,583 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 206 228) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,584 INFO L264 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,584 INFO L264 CegarLoopResult]: At program point L218-1(line 218) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,584 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 206 228) no Hoare annotation was computed. [2020-08-19 04:16:31,584 INFO L268 CegarLoopResult]: For program point L216(lines 216 223) no Hoare annotation was computed. [2020-08-19 04:16:31,584 INFO L268 CegarLoopResult]: For program point L216-1(lines 216 223) no Hoare annotation was computed. [2020-08-19 04:16:31,584 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-08-19 04:16:31,585 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,585 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,585 INFO L264 CegarLoopResult]: At program point L212-1(line 212) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,585 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 206 228) no Hoare annotation was computed. [2020-08-19 04:16:31,585 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 159 182) no Hoare annotation was computed. [2020-08-19 04:16:31,585 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 159 182) no Hoare annotation was computed. [2020-08-19 04:16:31,586 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 159 182) no Hoare annotation was computed. [2020-08-19 04:16:31,586 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-19 04:16:31,586 INFO L268 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-08-19 04:16:31,586 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-19 04:16:31,586 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-08-19 04:16:31,586 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-08-19 04:16:31,586 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-08-19 04:16:31,587 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 813 821) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 813 821) the Hoare annotation is: true [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 813 821) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point L829(lines 829 837) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point L829-2(lines 829 837) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point L852-1(line 852) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 822 857) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-08-19 04:16:31,588 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 822 857) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 822 857) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 241 247) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 241 247) the Hoare annotation is: true [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 271 316) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 271 316) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 271 316) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point L604(lines 604 611) no Hoare annotation was computed. [2020-08-19 04:16:31,589 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 584 629) no Hoare annotation was computed. [2020-08-19 04:16:31,590 INFO L268 CegarLoopResult]: For program point L598(lines 598 618) no Hoare annotation was computed. [2020-08-19 04:16:31,590 INFO L268 CegarLoopResult]: For program point L598-1(lines 598 618) no Hoare annotation was computed. [2020-08-19 04:16:31,590 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 584 629) no Hoare annotation was computed. [2020-08-19 04:16:31,590 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 584 629) no Hoare annotation was computed. [2020-08-19 04:16:31,590 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 192 202) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,590 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 192 202) no Hoare annotation was computed. [2020-08-19 04:16:31,590 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 192 202) no Hoare annotation was computed. [2020-08-19 04:16:31,591 INFO L271 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: true [2020-08-19 04:16:31,591 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 802 812) no Hoare annotation was computed. [2020-08-19 04:16:31,591 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 802 812) no Hoare annotation was computed. [2020-08-19 04:16:31,591 INFO L268 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-08-19 04:16:31,591 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 802 812) no Hoare annotation was computed. [2020-08-19 04:16:31,591 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-08-19 04:16:31,591 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 794 801) no Hoare annotation was computed. [2020-08-19 04:16:31,591 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 794 801) no Hoare annotation was computed. [2020-08-19 04:16:31,592 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 794 801) no Hoare annotation was computed. [2020-08-19 04:16:31,592 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 779 785) no Hoare annotation was computed. [2020-08-19 04:16:31,592 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 779 785) the Hoare annotation is: true [2020-08-19 04:16:31,592 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-19 04:16:31,592 INFO L264 CegarLoopResult]: At program point testENTRY(lines 682 745) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,592 INFO L264 CegarLoopResult]: At program point L735(lines 692 737) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-19 04:16:31,593 INFO L268 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-08-19 04:16:31,593 INFO L268 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-08-19 04:16:31,593 INFO L268 CegarLoopResult]: For program point testFINAL(lines 682 745) no Hoare annotation was computed. [2020-08-19 04:16:31,593 INFO L268 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-08-19 04:16:31,593 INFO L264 CegarLoopResult]: At program point L738(lines 691 739) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-19 04:16:31,593 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-08-19 04:16:31,593 INFO L264 CegarLoopResult]: At program point L728-2(lines 722 733) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point L693(lines 692 737) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point L722(lines 722 733) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point testEXIT(lines 682 745) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 538 583) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 538 583) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 538 583) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point L558(lines 558 565) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point L552(lines 552 572) no Hoare annotation was computed. [2020-08-19 04:16:31,594 INFO L268 CegarLoopResult]: For program point L552-1(lines 552 572) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 231 240) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 231 240) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 231 240) no Hoare annotation was computed. [2020-08-19 04:16:31,595 INFO L268 CegarLoopResult]: For program point L481(lines 481 522) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 435 537) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point L523(lines 523 534) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point L486(lines 486 490) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 435 537) no Hoare annotation was computed. [2020-08-19 04:16:31,596 INFO L268 CegarLoopResult]: For program point L484-2(lines 484 504) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point L505(lines 483 506) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 435 537) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point L464(lines 464 480) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point L524(lines 524 531) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point L485(lines 484 504) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-08-19 04:16:31,597 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-19 04:16:31,598 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-19 04:16:31,598 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-19 04:16:31,598 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2020-08-19 04:16:31,598 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2020-08-19 04:16:31,598 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 786 793) no Hoare annotation was computed. [2020-08-19 04:16:31,598 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-08-19 04:16:31,598 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-08-19 04:16:31,598 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-08-19 04:16:31,599 INFO L271 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: true [2020-08-19 04:16:31,599 INFO L271 CegarLoopResult]: At program point L766(lines 766 772) the Hoare annotation is: true [2020-08-19 04:16:31,599 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-19 04:16:31,600 INFO L268 CegarLoopResult]: For program point L759(lines 755 777) no Hoare annotation was computed. [2020-08-19 04:16:31,600 INFO L268 CegarLoopResult]: For program point L757(lines 755 777) no Hoare annotation was computed. [2020-08-19 04:16:31,600 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 752 778) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,600 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 752 778) no Hoare annotation was computed. [2020-08-19 04:16:31,600 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 752 778) no Hoare annotation was computed. [2020-08-19 04:16:31,600 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 128 157) no Hoare annotation was computed. [2020-08-19 04:16:31,600 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 128 157) the Hoare annotation is: true [2020-08-19 04:16:31,600 INFO L271 CegarLoopResult]: At program point L153(lines 128 157) the Hoare annotation is: true [2020-08-19 04:16:31,600 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-08-19 04:16:31,600 INFO L268 CegarLoopResult]: For program point L142(lines 142 146) no Hoare annotation was computed. [2020-08-19 04:16:31,601 INFO L271 CegarLoopResult]: At program point L142-1(lines 142 146) the Hoare annotation is: true [2020-08-19 04:16:31,601 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-19 04:16:31,601 INFO L271 CegarLoopResult]: At program point L138-2(lines 138 152) the Hoare annotation is: true [2020-08-19 04:16:31,601 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-08-19 04:16:31,601 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-08-19 04:16:31,601 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-08-19 04:16:31,601 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-08-19 04:16:31,601 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-08-19 04:16:31,601 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 183 189) no Hoare annotation was computed. [2020-08-19 04:16:31,601 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 183 189) the Hoare annotation is: true [2020-08-19 04:16:31,601 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-19 04:16:31,602 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-19 04:16:31,602 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-19 04:16:31,602 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-19 04:16:31,602 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-08-19 04:16:31,602 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-08-19 04:16:31,602 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-19 04:16:31,602 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2020-08-19 04:16:31,602 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2020-08-19 04:16:31,602 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2020-08-19 04:16:31,602 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2020-08-19 04:16:31,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.08 04:16:31 BoogieIcfgContainer [2020-08-19 04:16:31,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-19 04:16:31,620 INFO L168 Benchmark]: Toolchain (without parser) took 13581.04 ms. Allocated memory was 147.3 MB in the beginning and 424.7 MB in the end (delta: 277.3 MB). Free memory was 102.5 MB in the beginning and 179.1 MB in the end (delta: -76.7 MB). Peak memory consumption was 287.0 MB. Max. memory is 7.1 GB. [2020-08-19 04:16:31,621 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-19 04:16:31,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.35 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 102.3 MB in the beginning and 175.0 MB in the end (delta: -72.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-08-19 04:16:31,623 INFO L168 Benchmark]: Boogie Preprocessor took 90.76 ms. Allocated memory is still 204.5 MB. Free memory was 175.0 MB in the beginning and 170.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-08-19 04:16:31,624 INFO L168 Benchmark]: RCFGBuilder took 1095.88 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 170.6 MB in the beginning and 200.7 MB in the end (delta: -30.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2020-08-19 04:16:31,625 INFO L168 Benchmark]: TraceAbstraction took 11736.20 ms. Allocated memory was 235.4 MB in the beginning and 424.7 MB in the end (delta: 189.3 MB). Free memory was 200.7 MB in the beginning and 179.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 297.2 MB. Max. memory is 7.1 GB. [2020-08-19 04:16:31,629 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.35 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 102.3 MB in the beginning and 175.0 MB in the end (delta: -72.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.76 ms. Allocated memory is still 204.5 MB. Free memory was 175.0 MB in the beginning and 170.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1095.88 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 170.6 MB in the beginning and 200.7 MB in the end (delta: -30.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11736.20 ms. Allocated memory was 235.4 MB in the beginning and 424.7 MB in the end (delta: 189.3 MB). Free memory was 200.7 MB in the beginning and 179.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 297.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 692]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(1 == systemActive)) || splverifierCounter == 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: !(systemActive == 1) || !(pumpRunning == 0) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 477 SDslu, 277 SDs, 0 SdLazy, 873 SolverSat, 290 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred 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: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 71 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 149 PreInvPairs, 167 NumberOfFragments, 512 HoareAnnotationTreeSize, 149 FomulaSimplifications, 7732 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 43 FomulaSimplificationsInter, 4675 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...