/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:32:43,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:32:43,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:32:43,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:32:43,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:32:43,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:32:43,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:32:43,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:32:43,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:32:43,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:32:43,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:32:43,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:32:43,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:32:43,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:32:43,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:32:43,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:32:43,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:32:43,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:32:43,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:32:43,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:32:43,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:32:43,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:32:43,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:32:43,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:32:43,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:32:43,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:32:43,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:32:43,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:32:43,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:32:43,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:32:43,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:32:43,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:32:43,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:32:43,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:32:43,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:32:43,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:32:43,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:32:43,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:32:43,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:32:43,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:32:43,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:32:43,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 01:32:43,969 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:32:43,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:32:43,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:32:43,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:32:43,972 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:32:43,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:32:43,972 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:32:43,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:32:43,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:32:43,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:32:43,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:32:43,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:32:43,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:32:43,974 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:32:43,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:32:43,975 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:32:43,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:32:43,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:32:43,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:32:43,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:32:43,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:32:43,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:32:43,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:32:43,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:32:43,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:32:43,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:32:43,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:32:43,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:32:43,979 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:32:43,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:32:44,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:32:44,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:32:44,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:32:44,299 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:32:44,300 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:32:44,301 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-10-15 01:32:44,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7dfcc0c3c/7ad4aa4fc5454921af280b46ce9833b4/FLAG12310df46 [2020-10-15 01:32:44,849 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:32:44,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-10-15 01:32:44,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7dfcc0c3c/7ad4aa4fc5454921af280b46ce9833b4/FLAG12310df46 [2020-10-15 01:32:45,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7dfcc0c3c/7ad4aa4fc5454921af280b46ce9833b4 [2020-10-15 01:32:45,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:32:45,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:32:45,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:45,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:32:45,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:32:45,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:45,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df63da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45, skipping insertion in model container [2020-10-15 01:32:45,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:45,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:32:45,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:32:45,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:45,752 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:32:45,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:32:45,941 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:32:45,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45 WrapperNode [2020-10-15 01:32:45,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:32:45,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:32:45,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:32:45,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:32:45,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:45,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:45,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:45,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:46,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:46,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:46,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... [2020-10-15 01:32:46,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:32:46,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:32:46,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:32:46,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:32:46,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:32:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:32:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:32:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:32:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:32:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:32:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:32:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:32:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:32:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:32:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:32:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:32:46,119 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:32:46,119 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:32:46,119 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:32:46,119 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:32:46,119 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:32:46,120 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:32:46,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:32:46,120 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:32:46,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:32:46,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:32:46,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:32:46,121 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:32:46,121 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:32:46,121 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:32:46,121 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:32:46,122 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:32:46,122 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:32:46,122 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:32:46,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:32:46,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:32:46,122 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:32:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:32:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:32:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:32:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:32:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:32:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:32:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:32:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:32:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:32:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:32:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:32:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:32:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:32:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:32:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:32:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:32:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:32:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:32:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:32:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:32:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:32:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:32:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:32:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:32:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:32:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:32:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:32:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:32:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:32:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:32:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:32:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:32:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:32:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:32:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:32:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:32:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:32:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:32:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:32:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:32:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:32:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:32:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:32:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:32:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:32:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:32:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:32:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:32:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:32:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:32:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:32:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:32:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:32:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:32:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:32:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:32:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:32:47,315 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:32:47,315 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:32:47,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:47 BoogieIcfgContainer [2020-10-15 01:32:47,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:32:47,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:32:47,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:32:47,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:32:47,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:32:45" (1/3) ... [2020-10-15 01:32:47,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4056e4ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:47, skipping insertion in model container [2020-10-15 01:32:47,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:32:45" (2/3) ... [2020-10-15 01:32:47,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4056e4ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:32:47, skipping insertion in model container [2020-10-15 01:32:47,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:32:47" (3/3) ... [2020-10-15 01:32:47,332 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2020-10-15 01:32:47,342 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:32:47,351 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:32:47,362 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:32:47,381 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:32:47,381 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:32:47,382 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:32:47,382 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:32:47,382 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:32:47,382 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:32:47,382 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:32:47,382 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:32:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-10-15 01:32:47,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:32:47,414 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:32:47,415 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:32:47,415 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:32:47,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:32:47,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1593609150, now seen corresponding path program 1 times [2020-10-15 01:32:47,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:32:47,430 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2071698463] [2020-10-15 01:32:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:32:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:47,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:47,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:48,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:48,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:49,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:51,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:51,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:32:51,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:32:51,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4264 [2020-10-15 01:32:51,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:51,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:32:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:32:51,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:32:51,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:32:52,301 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:32:52,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:32:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:52,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:52,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:52,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:52,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:52,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 01:32:52,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:52,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:52,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:32:52,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:52,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:32:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:52,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:52,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:52,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:52,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:52,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:52,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:52,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:52,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:52,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:52,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:52,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:52,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:32:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:52,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:52,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:52,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:52,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:52,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:52,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:52,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:52,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:52,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:52,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:52,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:52,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:32:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:52,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:52,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:52,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:52,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:52,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:52,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:52,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:52,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:52,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:52,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:52,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:52,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:32:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:52,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:52,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:52,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:52,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:52,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:52,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:52,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:52,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:52,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:52,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:52,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:52,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:32:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:52,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:52,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:52,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:52,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:52,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:32:52,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:52,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:52,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:32:52,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:52,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:52,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:52,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:32:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:52,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:52,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:52,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:52,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:52,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:52,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:52,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:52,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:32:52,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:32:52,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:32:52,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:52,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:32:52,473 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2071698463] [2020-10-15 01:32:52,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:32:52,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:32:52,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387281848] [2020-10-15 01:32:52,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:32:52,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:32:52,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:32:52,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:32:52,498 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 7 states. [2020-10-15 01:32:52,923 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:32:53,727 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:54,063 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:54,346 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:32:54,874 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:32:55,293 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:32:56,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:32:56,597 INFO L93 Difference]: Finished difference Result 412 states and 553 transitions. [2020-10-15 01:32:56,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:32:56,603 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:32:56,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:32:56,618 INFO L225 Difference]: With dead ends: 412 [2020-10-15 01:32:56,618 INFO L226 Difference]: Without dead ends: 251 [2020-10-15 01:32:56,624 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:32:56,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-10-15 01:32:56,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 204. [2020-10-15 01:32:56,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-15 01:32:56,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 244 transitions. [2020-10-15 01:32:56,809 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 244 transitions. Word has length 46 [2020-10-15 01:32:56,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:32:56,810 INFO L479 AbstractCegarLoop]: Abstraction has 204 states and 244 transitions. [2020-10-15 01:32:56,810 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:32:56,811 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 244 transitions. [2020-10-15 01:32:56,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-15 01:32:56,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:32:56,829 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:32:56,829 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:32:56,829 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:32:56,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:32:56,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1107539385, now seen corresponding path program 1 times [2020-10-15 01:32:56,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:32:56,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1683171622] [2020-10-15 01:32:56,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:32:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:56,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:57,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:57,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:58,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:58,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-15 01:32:58,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:32:58,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1822 [2020-10-15 01:32:58,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:58,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:32:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:32:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 01:32:58,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:58,938 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:32:58,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:32:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:58,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:59,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-15 01:32:59,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:32:59,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:32:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:59,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:59,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:59,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:32:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:59,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:59,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:59,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:59,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:32:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:59,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:59,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:59,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:59,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:32:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:32:59,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:32:59,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:32:59,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:32:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:59,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:32:59,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:59,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:59,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:32:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:59,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:32:59,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:32:59,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:59,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 01:32:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:32:59,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:32:59,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:32:59,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:32:59,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:32:59,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:32:59,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:32:59,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:32:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:32:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:32:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:32:59,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:32:59,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:32:59,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1683171622] [2020-10-15 01:32:59,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:32:59,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:32:59,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275007631] [2020-10-15 01:32:59,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:32:59,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:32:59,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:32:59,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:32:59,212 INFO L87 Difference]: Start difference. First operand 204 states and 244 transitions. Second operand 8 states. [2020-10-15 01:32:59,507 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:00,391 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:33:00,650 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:00,911 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:01,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:33:01,120 INFO L93 Difference]: Finished difference Result 349 states and 442 transitions. [2020-10-15 01:33:01,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:33:01,121 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-15 01:33:01,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:33:01,122 INFO L225 Difference]: With dead ends: 349 [2020-10-15 01:33:01,122 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:33:01,127 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:33:01,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:33:01,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:33:01,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:33:01,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:33:01,128 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-15 01:33:01,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:33:01,128 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:33:01,128 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:33:01,128 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:33:01,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:33:01,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:33:01,131 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:33:03,054 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:03,207 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:03,378 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:33:03,556 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:03,715 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:04,084 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:04,353 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:33:04,657 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:33:04,894 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:05,053 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:05,486 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 16 [2020-10-15 01:33:05,654 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:05,943 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-15 01:33:06,389 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:33:06,543 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:33:06,840 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-15 01:33:07,139 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:07,288 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-15 01:33:07,550 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-15 01:33:07,734 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:07,884 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:08,036 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:08,348 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 7 [2020-10-15 01:33:08,505 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:08,663 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:09,116 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-15 01:33:09,278 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-15 01:33:09,432 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-15 01:33:09,437 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-15 01:33:09,437 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 242) no Hoare annotation was computed. [2020-10-15 01:33:09,437 INFO L268 CegarLoopResult]: For program point L243(lines 220 244) no Hoare annotation was computed. [2020-10-15 01:33:09,437 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2020-10-15 01:33:09,438 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2020-10-15 01:33:09,438 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-10-15 01:33:09,438 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2020-10-15 01:33:09,438 INFO L268 CegarLoopResult]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2020-10-15 01:33:09,438 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-10-15 01:33:09,439 INFO L268 CegarLoopResult]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2020-10-15 01:33:09,439 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-10-15 01:33:09,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2020-10-15 01:33:09,439 INFO L268 CegarLoopResult]: For program point L278-2(lines 278 303) no Hoare annotation was computed. [2020-10-15 01:33:09,439 INFO L268 CegarLoopResult]: For program point L304(lines 277 305) no Hoare annotation was computed. [2020-10-15 01:33:09,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2020-10-15 01:33:09,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2020-10-15 01:33:09,440 INFO L268 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-10-15 01:33:09,440 INFO L268 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-10-15 01:33:09,440 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2020-10-15 01:33:09,440 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2020-10-15 01:33:09,440 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2020-10-15 01:33:09,440 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2020-10-15 01:33:09,440 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2020-10-15 01:33:09,441 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:33:09,441 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-15 01:33:09,441 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,441 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,441 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,442 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,442 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:33:09,442 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-15 01:33:09,442 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,442 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,442 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-15 01:33:09,443 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-15 01:33:09,444 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-15 01:33:09,445 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:09,445 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:09,445 INFO L268 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-10-15 01:33:09,445 INFO L264 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:09,445 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-15 01:33:09,445 INFO L268 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-10-15 01:33:09,445 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 688 712) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,445 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 688 712) no Hoare annotation was computed. [2020-10-15 01:33:09,446 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,446 INFO L268 CegarLoopResult]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2020-10-15 01:33:09,446 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 783 791) no Hoare annotation was computed. [2020-10-15 01:33:09,446 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 783 791) the Hoare annotation is: true [2020-10-15 01:33:09,446 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 783 791) no Hoare annotation was computed. [2020-10-15 01:33:09,446 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 828 846) the Hoare annotation is: true [2020-10-15 01:33:09,446 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 828 846) no Hoare annotation was computed. [2020-10-15 01:33:09,446 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 828 846) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point L799(lines 799 807) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-10-15 01:33:09,447 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 792 827) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 792 827) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 792 827) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2020-10-15 01:33:09,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2020-10-15 01:33:09,449 INFO L268 CegarLoopResult]: For program point L477(lines 477 497) no Hoare annotation was computed. [2020-10-15 01:33:09,449 INFO L268 CegarLoopResult]: For program point L477-1(lines 477 497) no Hoare annotation was computed. [2020-10-15 01:33:09,449 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2020-10-15 01:33:09,449 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2020-10-15 01:33:09,449 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2020-10-15 01:33:09,449 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-10-15 01:33:09,449 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,450 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:33:09,450 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-15 01:33:09,450 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 772 782) the Hoare annotation is: true [2020-10-15 01:33:09,450 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 772 782) no Hoare annotation was computed. [2020-10-15 01:33:09,450 INFO L271 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true [2020-10-15 01:33:09,450 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-10-15 01:33:09,450 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 772 782) no Hoare annotation was computed. [2020-10-15 01:33:09,451 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 764 771) the Hoare annotation is: true [2020-10-15 01:33:09,451 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 764 771) no Hoare annotation was computed. [2020-10-15 01:33:09,451 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 764 771) no Hoare annotation was computed. [2020-10-15 01:33:09,451 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,451 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-10-15 01:33:09,451 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:09,451 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-10-15 01:33:09,452 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:09,452 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,452 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-10-15 01:33:09,452 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:33:09,452 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-10-15 01:33:09,452 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-10-15 01:33:09,452 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 680 686) no Hoare annotation was computed. [2020-10-15 01:33:09,452 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 680 686) the Hoare annotation is: true [2020-10-15 01:33:09,453 INFO L264 CegarLoopResult]: At program point testENTRY(lines 882 947) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:33:09,453 INFO L268 CegarLoopResult]: For program point L894(lines 894 898) no Hoare annotation was computed. [2020-10-15 01:33:09,453 INFO L268 CegarLoopResult]: For program point testFINAL(lines 882 947) no Hoare annotation was computed. [2020-10-15 01:33:09,453 INFO L264 CegarLoopResult]: At program point L940(lines 891 941) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,453 INFO L268 CegarLoopResult]: For program point L930(lines 930 934) no Hoare annotation was computed. [2020-10-15 01:33:09,453 INFO L264 CegarLoopResult]: At program point L930-2(lines 922 935) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,453 INFO L268 CegarLoopResult]: For program point L893(lines 892 939) no Hoare annotation was computed. [2020-10-15 01:33:09,454 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,454 INFO L268 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2020-10-15 01:33:09,454 INFO L264 CegarLoopResult]: At program point L914(line 914) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,454 INFO L268 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2020-10-15 01:33:09,454 INFO L268 CegarLoopResult]: For program point L912-1(lines 912 918) no Hoare annotation was computed. [2020-10-15 01:33:09,454 INFO L264 CegarLoopResult]: At program point L937(lines 892 939) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,454 INFO L264 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point testEXIT(lines 882 947) no Hoare annotation was computed. [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point L437(lines 437 444) no Hoare annotation was computed. [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2020-10-15 01:33:09,455 INFO L268 CegarLoopResult]: For program point L431(lines 431 451) no Hoare annotation was computed. [2020-10-15 01:33:09,456 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 451) no Hoare annotation was computed. [2020-10-15 01:33:09,456 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 739 746) no Hoare annotation was computed. [2020-10-15 01:33:09,456 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 739 746) no Hoare annotation was computed. [2020-10-15 01:33:09,456 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 739 746) no Hoare annotation was computed. [2020-10-15 01:33:09,456 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 629 637) no Hoare annotation was computed. [2020-10-15 01:33:09,456 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 629 637) the Hoare annotation is: true [2020-10-15 01:33:09,456 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 629 637) no Hoare annotation was computed. [2020-10-15 01:33:09,456 INFO L268 CegarLoopResult]: For program point L605(lines 605 613) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 597 619) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 597 619) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 597 619) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point L384(lines 362 385) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point L343(lines 343 359) no Hoare annotation was computed. [2020-10-15 01:33:09,457 INFO L268 CegarLoopResult]: For program point L403(lines 403 410) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L364(lines 363 383) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L360(lines 360 401) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L338(lines 338 342) no Hoare annotation was computed. [2020-10-15 01:33:09,458 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-10-15 01:33:09,459 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2020-10-15 01:33:09,459 INFO L268 CegarLoopResult]: For program point L365(lines 365 369) no Hoare annotation was computed. [2020-10-15 01:33:09,459 INFO L268 CegarLoopResult]: For program point L363-2(lines 363 383) no Hoare annotation was computed. [2020-10-15 01:33:09,459 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2020-10-15 01:33:09,459 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2020-10-15 01:33:09,459 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2020-10-15 01:33:09,459 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:09,460 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:33:09,460 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:09,460 INFO L268 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-15 01:33:09,460 INFO L268 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-10-15 01:33:09,460 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 747 763) no Hoare annotation was computed. [2020-10-15 01:33:09,460 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 747 763) no Hoare annotation was computed. [2020-10-15 01:33:09,460 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-15 01:33:09,460 INFO L268 CegarLoopResult]: For program point L758-1(lines 747 763) no Hoare annotation was computed. [2020-10-15 01:33:09,461 INFO L268 CegarLoopResult]: For program point L754(lines 754 760) no Hoare annotation was computed. [2020-10-15 01:33:09,461 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 620 628) no Hoare annotation was computed. [2020-10-15 01:33:09,461 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 620 628) no Hoare annotation was computed. [2020-10-15 01:33:09,461 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 620 628) no Hoare annotation was computed. [2020-10-15 01:33:09,461 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 576 587) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:33:09,461 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-10-15 01:33:09,461 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-10-15 01:33:09,461 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:09,462 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:33:09,462 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:09,462 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,462 INFO L264 CegarLoopResult]: At program point L667(lines 667 673) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,462 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,462 INFO L268 CegarLoopResult]: For program point L660(lines 659 678) no Hoare annotation was computed. [2020-10-15 01:33:09,462 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 656 679) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:09,463 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 656 679) no Hoare annotation was computed. [2020-10-15 01:33:09,463 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 656 679) no Hoare annotation was computed. [2020-10-15 01:33:09,463 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-15 01:33:09,463 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-15 01:33:09,463 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:09,463 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-15 01:33:09,463 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,463 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-15 01:33:09,464 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:33:09,464 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:33:09,464 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-15 01:33:09,464 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-15 01:33:09,464 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 588 596) the Hoare annotation is: true [2020-10-15 01:33:09,464 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 588 596) no Hoare annotation was computed. [2020-10-15 01:33:09,465 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 588 596) no Hoare annotation was computed. [2020-10-15 01:33:09,465 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 552 563) the Hoare annotation is: true [2020-10-15 01:33:09,465 INFO L268 CegarLoopResult]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2020-10-15 01:33:09,465 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 552 563) no Hoare annotation was computed. [2020-10-15 01:33:09,465 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-15 01:33:09,465 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-15 01:33:09,465 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:33:09,465 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,466 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:33:09,466 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:33:09,466 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 847 854) no Hoare annotation was computed. [2020-10-15 01:33:09,466 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 847 854) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:33:09,466 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 847 854) no Hoare annotation was computed. [2020-10-15 01:33:09,466 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 564 575) no Hoare annotation was computed. [2020-10-15 01:33:09,466 INFO L268 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-10-15 01:33:09,467 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 564 575) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:33:09,467 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-10-15 01:33:09,467 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-10-15 01:33:09,467 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-10-15 01:33:09,467 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-10-15 01:33:09,467 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-10-15 01:33:09,467 INFO L268 CegarLoopResult]: For program point L864(lines 864 877) no Hoare annotation was computed. [2020-10-15 01:33:09,467 INFO L268 CegarLoopResult]: For program point L864-1(lines 856 880) no Hoare annotation was computed. [2020-10-15 01:33:09,468 INFO L271 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: true [2020-10-15 01:33:09,468 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-10-15 01:33:09,468 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 856 880) the Hoare annotation is: true [2020-10-15 01:33:09,468 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 856 880) no Hoare annotation was computed. [2020-10-15 01:33:09,468 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:33:09,468 INFO L268 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-10-15 01:33:09,468 INFO L264 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-15 01:33:09,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:33:09 BoogieIcfgContainer [2020-10-15 01:33:09,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:33:09,489 INFO L168 Benchmark]: Toolchain (without parser) took 24302.65 ms. Allocated memory was 147.8 MB in the beginning and 629.1 MB in the end (delta: 481.3 MB). Free memory was 101.7 MB in the beginning and 486.9 MB in the end (delta: -385.2 MB). Peak memory consumption was 463.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:09,490 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 121.2 MB in the beginning and 120.7 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-15 01:33:09,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.42 ms. Allocated memory was 147.8 MB in the beginning and 205.5 MB in the end (delta: 57.7 MB). Free memory was 101.7 MB in the beginning and 172.2 MB in the end (delta: -70.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:09,492 INFO L168 Benchmark]: Boogie Preprocessor took 96.21 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 168.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:09,492 INFO L168 Benchmark]: RCFGBuilder took 1284.92 ms. Allocated memory was 205.5 MB in the beginning and 233.3 MB in the end (delta: 27.8 MB). Free memory was 168.4 MB in the beginning and 189.6 MB in the end (delta: -21.2 MB). Peak memory consumption was 79.3 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:09,494 INFO L168 Benchmark]: TraceAbstraction took 22162.12 ms. Allocated memory was 233.3 MB in the beginning and 629.1 MB in the end (delta: 395.8 MB). Free memory was 188.0 MB in the beginning and 486.9 MB in the end (delta: -298.9 MB). Peak memory consumption was 464.3 MB. Max. memory is 7.1 GB. [2020-10-15 01:33:09,498 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 121.2 MB in the beginning and 120.7 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 754.42 ms. Allocated memory was 147.8 MB in the beginning and 205.5 MB in the end (delta: 57.7 MB). Free memory was 101.7 MB in the beginning and 172.2 MB in the end (delta: -70.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.21 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 168.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1284.92 ms. Allocated memory was 205.5 MB in the beginning and 233.3 MB in the end (delta: 27.8 MB). Free memory was 168.4 MB in the beginning and 189.6 MB in the end (delta: -21.2 MB). Peak memory consumption was 79.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22162.12 ms. Allocated memory was 233.3 MB in the beginning and 629.1 MB in the end (delta: 395.8 MB). Free memory was 188.0 MB in the beginning and 486.9 MB in the end (delta: -298.9 MB). Peak memory consumption was 464.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 892]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 199 SDtfs, 435 SDslu, 245 SDs, 0 SdLazy, 1074 SolverSat, 261 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 47 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 261 PreInvPairs, 320 NumberOfFragments, 694 HoareAnnotationTreeSize, 261 FomulaSimplifications, 7431 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 58 FomulaSimplificationsInter, 9543 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 30200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...