/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:32:03,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:32:03,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:32:03,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:32:03,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:32:03,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:32:03,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:32:03,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:32:03,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:32:03,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:32:03,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:32:03,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:32:03,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:32:03,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:32:03,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:32:03,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:32:03,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:32:03,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:32:03,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:32:03,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:32:03,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:32:03,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:32:03,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:32:03,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:32:03,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:32:03,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:32:03,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:32:03,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:32:03,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:32:03,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:32:03,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:32:03,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:32:03,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:32:03,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:32:03,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:32:03,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:32:03,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:32:03,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:32:03,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:32:03,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:32:03,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:32:03,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:32:03,648 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:32:03,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:32:03,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:32:03,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:32:03,653 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:32:03,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:32:03,653 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:32:03,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:32:03,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:32:03,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:32:03,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:32:03,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:32:03,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:32:03,655 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:32:03,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:32:03,655 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:32:03,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:32:03,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:32:03,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:32:03,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:32:03,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:32:03,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:32:03,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:32:03,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:32:03,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:32:03,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:32:03,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:32:03,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:32:03,658 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:32:03,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:32:03,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:32:04,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:32:04,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:32:04,011 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:32:04,011 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:32:04,012 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-10-13 12:32:04,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d52c4a4fb/d02b80f302a8454d88ddb7163e87c5e2/FLAG37ddacb8b [2020-10-13 12:32:04,693 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:32:04,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2020-10-13 12:32:04,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d52c4a4fb/d02b80f302a8454d88ddb7163e87c5e2/FLAG37ddacb8b [2020-10-13 12:32:04,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d52c4a4fb/d02b80f302a8454d88ddb7163e87c5e2 [2020-10-13 12:32:04,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:32:05,001 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:32:05,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:32:05,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:32:05,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:32:05,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:32:04" (1/1) ... [2020-10-13 12:32:05,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@288b8053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05, skipping insertion in model container [2020-10-13 12:32:05,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:32:04" (1/1) ... [2020-10-13 12:32:05,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:32:05,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:32:05,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:32:05,578 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:32:05,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:32:05,754 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:32:05,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05 WrapperNode [2020-10-13 12:32:05,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:32:05,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:32:05,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:32:05,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:32:05,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... [2020-10-13 12:32:05,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... [2020-10-13 12:32:05,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... [2020-10-13 12:32:05,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... [2020-10-13 12:32:05,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... [2020-10-13 12:32:05,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... [2020-10-13 12:32:05,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... [2020-10-13 12:32:05,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:32:05,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:32:05,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:32:05,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:32:05,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:32:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:32:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:32:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:32:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:32:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:32:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:32:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:32:05,914 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:32:05,914 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:32:05,914 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:32:05,914 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:32:05,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:32:05,915 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:32:05,915 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:32:05,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:32:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:32:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:32:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:32:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:32:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:32:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:32:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:32:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:32:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:32:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:32:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:32:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:32:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:32:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:32:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:32:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:32:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-13 12:32:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:32:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:32:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:32:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:32:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:32:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:32:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:32:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:32:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:32:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:32:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:32:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:32:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:32:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:32:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:32:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:32:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:32:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:32:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:32:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:32:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:32:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:32:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:32:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:32:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:32:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:32:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:32:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:32:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:32:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:32:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:32:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-13 12:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:32:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:32:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:32:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:32:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:32:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:32:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:32:07,019 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:32:07,019 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:32:07,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:32:07 BoogieIcfgContainer [2020-10-13 12:32:07,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:32:07,026 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:32:07,026 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:32:07,029 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:32:07,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:32:04" (1/3) ... [2020-10-13 12:32:07,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3740adc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:32:07, skipping insertion in model container [2020-10-13 12:32:07,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:05" (2/3) ... [2020-10-13 12:32:07,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3740adc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:32:07, skipping insertion in model container [2020-10-13 12:32:07,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:32:07" (3/3) ... [2020-10-13 12:32:07,033 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2020-10-13 12:32:07,043 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:32:07,051 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:32:07,065 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:32:07,088 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:32:07,088 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:32:07,088 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:32:07,089 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:32:07,089 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:32:07,089 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:32:07,089 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:32:07,089 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:32:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-10-13 12:32:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:32:07,121 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:32:07,122 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] [2020-10-13 12:32:07,123 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:32:07,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:32:07,129 INFO L82 PathProgramCache]: Analyzing trace with hash 516418904, now seen corresponding path program 1 times [2020-10-13 12:32:07,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:32:07,139 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [929815307] [2020-10-13 12:32:07,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:32:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:07,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:07,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:08,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:08,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:09,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:32:12,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:32:12,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:32:12,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:32:12,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:32:12,793 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:32:12,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:32:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:12,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:12,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:12,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 12:32:12,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:12,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:12,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:32:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:12,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:12,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:12,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:12,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:12,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:12,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:32:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:12,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:12,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:12,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:12,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:12,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:12,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:32:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:12,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:12,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:12,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:12,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:12,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:12,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:32:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:12,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:12,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:12,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:12,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:12,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:12,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:32:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:12,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:12,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:12,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:12,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:32:12,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:12,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:32:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:12,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:12,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:12,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:12,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:12,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:12,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:12,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:12,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:32:12,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:12,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:32:12,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [929815307] [2020-10-13 12:32:12,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:32:12,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:32:12,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107636517] [2020-10-13 12:32:12,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:32:12,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:32:12,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:32:12,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:32:12,931 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 3 states. [2020-10-13 12:32:14,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:32:14,195 INFO L93 Difference]: Finished difference Result 293 states and 389 transitions. [2020-10-13 12:32:14,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:32:14,197 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:32:14,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:32:14,212 INFO L225 Difference]: With dead ends: 293 [2020-10-13 12:32:14,212 INFO L226 Difference]: Without dead ends: 159 [2020-10-13 12:32:14,218 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:32:14,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-13 12:32:14,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 125. [2020-10-13 12:32:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-13 12:32:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 149 transitions. [2020-10-13 12:32:14,354 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 149 transitions. Word has length 46 [2020-10-13 12:32:14,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:32:14,355 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 149 transitions. [2020-10-13 12:32:14,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:32:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 149 transitions. [2020-10-13 12:32:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:32:14,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:32:14,359 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:32:14,359 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:32:14,360 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:32:14,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:32:14,360 INFO L82 PathProgramCache]: Analyzing trace with hash -104358884, now seen corresponding path program 1 times [2020-10-13 12:32:14,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:32:14,361 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1668077248] [2020-10-13 12:32:14,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:32:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:14,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:14,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:14,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:15,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:16,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:32:19,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:32:19,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:32:19,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:32:19,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:32:19,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:32:19,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:32:19,725 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:32:19,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:32:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:19,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:19,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:19,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:32:19,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:19,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:19,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:19,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:32:19,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:32:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:19,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:19,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:19,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:19,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:19,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:19,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:19,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:19,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:32:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:19,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:19,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:19,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:19,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:19,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:19,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:19,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:32:19,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:32:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:19,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:19,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:19,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:19,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:19,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:19,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:19,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:32:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:19,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:19,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:19,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:19,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:19,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:19,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:19,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:32:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:19,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:19,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:19,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:19,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:19,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:32:19,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:19,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:19,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:32:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:19,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:19,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:19,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:19,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:19,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:32:19,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:32:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:19,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:19,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:32:19,842 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1668077248] [2020-10-13 12:32:19,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:32:19,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:32:19,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138309617] [2020-10-13 12:32:19,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:32:19,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:32:19,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:32:19,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:32:19,848 INFO L87 Difference]: Start difference. First operand 125 states and 149 transitions. Second operand 4 states. [2020-10-13 12:32:20,372 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:32:21,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:32:21,219 INFO L93 Difference]: Finished difference Result 220 states and 272 transitions. [2020-10-13 12:32:21,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:32:21,220 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:32:21,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:32:21,223 INFO L225 Difference]: With dead ends: 220 [2020-10-13 12:32:21,224 INFO L226 Difference]: Without dead ends: 143 [2020-10-13 12:32:21,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:32:21,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-10-13 12:32:21,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 116. [2020-10-13 12:32:21,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-13 12:32:21,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 137 transitions. [2020-10-13 12:32:21,272 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 137 transitions. Word has length 47 [2020-10-13 12:32:21,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:32:21,273 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 137 transitions. [2020-10-13 12:32:21,273 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:32:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 137 transitions. [2020-10-13 12:32:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:32:21,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:32:21,275 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] [2020-10-13 12:32:21,276 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:32:21,276 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:32:21,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:32:21,276 INFO L82 PathProgramCache]: Analyzing trace with hash -713962624, now seen corresponding path program 1 times [2020-10-13 12:32:21,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:32:21,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550659503] [2020-10-13 12:32:21,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:32:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:21,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:21,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:21,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:21,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:24,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:24,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-13 12:32:24,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:32:24,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3315 [2020-10-13 12:32:24,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:24,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:32:24,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 12:32:24,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:32:24,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:32:25,031 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:32:25,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:32:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:25,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:25,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:25,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:25,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:25,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 12:32:25,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:25,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:25,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:25,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:32:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:25,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:25,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:25,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:25,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:25,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:32:25,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:25,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:25,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:25,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:25,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:32:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:25,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:25,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:25,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:25,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:25,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:32:25,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:25,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:25,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:25,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:25,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:25,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:32:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:25,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:25,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:25,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:25,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:25,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:32:25,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:25,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:25,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:25,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:25,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:25,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:32:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:25,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:25,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:25,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:32:25,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:25,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:32:25,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:32:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:32:25,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:25,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:32:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:25,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:25,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:25,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:25,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:25,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:32:25,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:25,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:32:25,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:25,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:32:25,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:25,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:32:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:32:25,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:32:25,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:32:25,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:32:25,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:32:25,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:32:25,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:32:25,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:32:25,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:32:25,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:32:25,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:32:25,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:32:25,164 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1550659503] [2020-10-13 12:32:25,164 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:32:25,164 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:32:25,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867338108] [2020-10-13 12:32:25,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:32:25,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:32:25,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:32:25,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:32:25,168 INFO L87 Difference]: Start difference. First operand 116 states and 137 transitions. Second operand 7 states. [2020-10-13 12:32:25,542 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:32:26,277 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:32:26,560 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:32:26,824 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:32:26,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:32:26,919 INFO L93 Difference]: Finished difference Result 189 states and 238 transitions. [2020-10-13 12:32:26,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:32:26,925 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-13 12:32:26,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:32:26,925 INFO L225 Difference]: With dead ends: 189 [2020-10-13 12:32:26,926 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:32:26,928 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:32:26,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:32:26,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:32:26,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:32:26,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:32:26,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-13 12:32:26,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:32:26,929 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:32:26,929 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:32:26,929 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:32:26,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:32:26,930 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:32:26,932 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:32:28,196 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-13 12:32:28,348 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:28,497 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-13 12:32:28,717 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:32:28,892 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:29,044 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-13 12:32:29,210 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:29,372 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-13 12:32:29,525 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-13 12:32:29,666 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-13 12:32:29,820 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-13 12:32:29,966 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:30,104 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-13 12:32:30,250 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:30,409 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:30,567 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:30,720 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-13 12:32:30,892 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-13 12:32:31,049 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:32:31,053 INFO L268 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-10-13 12:32:31,053 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-10-13 12:32:31,053 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-10-13 12:32:31,053 INFO L268 CegarLoopResult]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2020-10-13 12:32:31,053 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point L689(lines 666 690) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point L750(lines 723 751) no Hoare annotation was computed. [2020-10-13 12:32:31,054 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2020-10-13 12:32:31,055 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-10-13 12:32:31,055 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-10-13 12:32:31,055 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 256 262) the Hoare annotation is: true [2020-10-13 12:32:31,055 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 256 262) no Hoare annotation was computed. [2020-10-13 12:32:31,055 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 263 271) no Hoare annotation was computed. [2020-10-13 12:32:31,055 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 263 271) the Hoare annotation is: true [2020-10-13 12:32:31,055 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 263 271) no Hoare annotation was computed. [2020-10-13 12:32:31,055 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-13 12:32:31,056 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-13 12:32:31,056 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,056 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,056 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,056 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,056 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-13 12:32:31,057 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-13 12:32:31,057 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,057 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,057 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-13 12:32:31,057 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:32:31,057 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-13 12:32:31,057 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 12:32:31,058 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-13 12:32:31,059 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-13 12:32:31,059 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 12:32:31,059 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-13 12:32:31,059 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-13 12:32:31,059 INFO L264 CegarLoopResult]: At program point L353(line 353) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,059 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,059 INFO L268 CegarLoopResult]: For program point L347(lines 347 355) no Hoare annotation was computed. [2020-10-13 12:32:31,059 INFO L264 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,059 INFO L268 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-10-13 12:32:31,059 INFO L268 CegarLoopResult]: For program point L343(lines 343 360) no Hoare annotation was computed. [2020-10-13 12:32:31,060 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 339 363) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:32:31,060 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 339 363) no Hoare annotation was computed. [2020-10-13 12:32:31,060 INFO L264 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:32:31,060 INFO L268 CegarLoopResult]: For program point L358-1(lines 339 363) no Hoare annotation was computed. [2020-10-13 12:32:31,060 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 498 512) no Hoare annotation was computed. [2020-10-13 12:32:31,060 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,060 INFO L268 CegarLoopResult]: For program point L502(lines 502 508) no Hoare annotation was computed. [2020-10-13 12:32:31,060 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 498 512) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,060 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 498 512) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 434 442) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 434 442) the Hoare annotation is: true [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 434 442) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 479 497) the Hoare annotation is: true [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L271 CegarLoopResult]: At program point L486(line 486) the Hoare annotation is: true [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 479 497) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point L486-1(line 486) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 479 497) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-13 12:32:31,061 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 443 478) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point L462(lines 462 470) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point L462-2(lines 462 470) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 443 478) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 443 478) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 249 255) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 249 255) the Hoare annotation is: true [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2020-10-13 12:32:31,062 INFO L268 CegarLoopResult]: For program point L929(lines 929 936) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L268 CegarLoopResult]: For program point L923(lines 923 943) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L268 CegarLoopResult]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,063 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-13 12:32:31,063 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 423 433) the Hoare annotation is: true [2020-10-13 12:32:31,063 INFO L271 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: true [2020-10-13 12:32:31,064 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-10-13 12:32:31,064 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 423 433) no Hoare annotation was computed. [2020-10-13 12:32:31,064 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 423 433) no Hoare annotation was computed. [2020-10-13 12:32:31,064 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 415 422) the Hoare annotation is: true [2020-10-13 12:32:31,064 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 415 422) no Hoare annotation was computed. [2020-10-13 12:32:31,064 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 415 422) no Hoare annotation was computed. [2020-10-13 12:32:31,064 INFO L264 CegarLoopResult]: At program point L384(line 384) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:32:31,064 INFO L268 CegarLoopResult]: For program point L384-1(lines 365 389) no Hoare annotation was computed. [2020-10-13 12:32:31,064 INFO L264 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,064 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,065 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 365 389) no Hoare annotation was computed. [2020-10-13 12:32:31,065 INFO L268 CegarLoopResult]: For program point L373(lines 373 381) no Hoare annotation was computed. [2020-10-13 12:32:31,065 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 365 389) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:32:31,065 INFO L264 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,065 INFO L268 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-10-13 12:32:31,065 INFO L268 CegarLoopResult]: For program point L369(lines 369 386) no Hoare annotation was computed. [2020-10-13 12:32:31,065 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 331 337) no Hoare annotation was computed. [2020-10-13 12:32:31,065 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 331 337) the Hoare annotation is: true [2020-10-13 12:32:31,066 INFO L264 CegarLoopResult]: At program point testENTRY(lines 514 579) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:32:31,066 INFO L264 CegarLoopResult]: At program point L572(lines 523 573) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,066 INFO L268 CegarLoopResult]: For program point testFINAL(lines 514 579) no Hoare annotation was computed. [2020-10-13 12:32:31,066 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:32:31,066 INFO L268 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-10-13 12:32:31,066 INFO L264 CegarLoopResult]: At program point L560-1(lines 554 567) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:32:31,066 INFO L268 CegarLoopResult]: For program point L525(lines 524 571) no Hoare annotation was computed. [2020-10-13 12:32:31,066 INFO L268 CegarLoopResult]: For program point L554(lines 554 567) no Hoare annotation was computed. [2020-10-13 12:32:31,067 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:32:31,067 INFO L268 CegarLoopResult]: For program point L544(lines 544 550) no Hoare annotation was computed. [2020-10-13 12:32:31,067 INFO L268 CegarLoopResult]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2020-10-13 12:32:31,067 INFO L264 CegarLoopResult]: At program point L569(lines 524 571) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:32:31,067 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:32:31,067 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-10-13 12:32:31,067 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2020-10-13 12:32:31,067 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point testEXIT(lines 514 579) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point L877(lines 877 897) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 390 397) no Hoare annotation was computed. [2020-10-13 12:32:31,068 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 390 397) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 390 397) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 228 236) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 228 236) the Hoare annotation is: true [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 228 236) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 196 218) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 196 218) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 196 218) no Hoare annotation was computed. [2020-10-13 12:32:31,069 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 239 248) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 239 248) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 239 248) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point L830(lines 808 831) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point L789(lines 789 805) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point L810(lines 809 829) no Hoare annotation was computed. [2020-10-13 12:32:31,070 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-13 12:32:31,071 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-10-13 12:32:31,071 INFO L268 CegarLoopResult]: For program point L806(lines 806 847) no Hoare annotation was computed. [2020-10-13 12:32:31,071 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2020-10-13 12:32:31,071 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-13 12:32:31,071 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-10-13 12:32:31,071 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2020-10-13 12:32:31,071 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-10-13 12:32:31,072 INFO L268 CegarLoopResult]: For program point L848(lines 848 859) no Hoare annotation was computed. [2020-10-13 12:32:31,073 INFO L268 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-10-13 12:32:31,073 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2020-10-13 12:32:31,073 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:32:31,073 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.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~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:32:31,073 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 398 414) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 398 414) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point L409-1(lines 398 414) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-10-13 12:32:31,074 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 219 227) no Hoare annotation was computed. [2020-10-13 12:32:31,075 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 219 227) no Hoare annotation was computed. [2020-10-13 12:32:31,075 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 219 227) no Hoare annotation was computed. [2020-10-13 12:32:31,075 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 175 186) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:32:31,075 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 175 186) no Hoare annotation was computed. [2020-10-13 12:32:31,075 INFO L268 CegarLoopResult]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2020-10-13 12:32:31,075 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:32:31,075 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:32:31,075 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:32:31,076 INFO L264 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,076 INFO L264 CegarLoopResult]: At program point L318(lines 318 324) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,076 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,076 INFO L268 CegarLoopResult]: For program point L311(lines 310 329) no Hoare annotation was computed. [2020-10-13 12:32:31,076 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 307 330) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:32:31,077 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 307 330) no Hoare annotation was computed. [2020-10-13 12:32:31,077 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 307 330) no Hoare annotation was computed. [2020-10-13 12:32:31,077 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-13 12:32:31,077 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-13 12:32:31,078 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-10-13 12:32:31,078 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-13 12:32:31,078 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-10-13 12:32:31,078 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-13 12:32:31,078 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-10-13 12:32:31,079 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-10-13 12:32:31,079 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-13 12:32:31,079 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-13 12:32:31,079 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 187 195) the Hoare annotation is: true [2020-10-13 12:32:31,079 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 187 195) no Hoare annotation was computed. [2020-10-13 12:32:31,080 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 187 195) no Hoare annotation was computed. [2020-10-13 12:32:31,080 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 151 162) the Hoare annotation is: true [2020-10-13 12:32:31,080 INFO L268 CegarLoopResult]: For program point L155-1(lines 151 162) no Hoare annotation was computed. [2020-10-13 12:32:31,081 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 151 162) no Hoare annotation was computed. [2020-10-13 12:32:31,081 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-13 12:32:31,081 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-13 12:32:31,081 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:32:31,081 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-13 12:32:31,081 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:32:31,081 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:32:31,081 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 163 174) no Hoare annotation was computed. [2020-10-13 12:32:31,081 INFO L268 CegarLoopResult]: For program point L167-1(lines 163 174) no Hoare annotation was computed. [2020-10-13 12:32:31,082 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 163 174) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-13 12:32:31,082 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2020-10-13 12:32:31,082 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-10-13 12:32:31,082 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2020-10-13 12:32:31,082 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2020-10-13 12:32:31,082 INFO L264 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-13 12:32:31,083 INFO L268 CegarLoopResult]: For program point L287(lines 287 293) no Hoare annotation was computed. [2020-10-13 12:32:31,083 INFO L271 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: true [2020-10-13 12:32:31,083 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 275 299) the Hoare annotation is: true [2020-10-13 12:32:31,083 INFO L268 CegarLoopResult]: For program point L285-1(line 285) no Hoare annotation was computed. [2020-10-13 12:32:31,083 INFO L268 CegarLoopResult]: For program point L283(lines 283 296) no Hoare annotation was computed. [2020-10-13 12:32:31,083 INFO L268 CegarLoopResult]: For program point L283-1(lines 275 299) no Hoare annotation was computed. [2020-10-13 12:32:31,083 INFO L271 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: true [2020-10-13 12:32:31,083 INFO L268 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-10-13 12:32:31,083 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 275 299) no Hoare annotation was computed. [2020-10-13 12:32:31,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:32:31 BoogieIcfgContainer [2020-10-13 12:32:31,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:32:31,108 INFO L168 Benchmark]: Toolchain (without parser) took 26107.10 ms. Allocated memory was 149.9 MB in the beginning and 633.3 MB in the end (delta: 483.4 MB). Free memory was 104.9 MB in the beginning and 378.9 MB in the end (delta: -274.0 MB). Peak memory consumption was 458.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:32:31,110 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 149.9 MB. Free memory was 124.4 MB in the beginning and 124.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 12:32:31,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.64 ms. Allocated memory was 149.9 MB in the beginning and 203.9 MB in the end (delta: 54.0 MB). Free memory was 104.5 MB in the beginning and 168.4 MB in the end (delta: -63.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2020-10-13 12:32:31,119 INFO L168 Benchmark]: Boogie Preprocessor took 92.33 ms. Allocated memory is still 203.9 MB. Free memory was 168.4 MB in the beginning and 164.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-10-13 12:32:31,121 INFO L168 Benchmark]: RCFGBuilder took 1176.69 ms. Allocated memory was 203.9 MB in the beginning and 232.3 MB in the end (delta: 28.3 MB). Free memory was 164.1 MB in the beginning and 182.6 MB in the end (delta: -18.5 MB). Peak memory consumption was 73.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:32:31,122 INFO L168 Benchmark]: TraceAbstraction took 24079.84 ms. Allocated memory was 232.3 MB in the beginning and 633.3 MB in the end (delta: 401.1 MB). Free memory was 182.6 MB in the beginning and 378.9 MB in the end (delta: -196.3 MB). Peak memory consumption was 453.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:32:31,126 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 149.9 MB. Free memory was 124.4 MB in the beginning and 124.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 753.64 ms. Allocated memory was 149.9 MB in the beginning and 203.9 MB in the end (delta: 54.0 MB). Free memory was 104.5 MB in the beginning and 168.4 MB in the end (delta: -63.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.33 ms. Allocated memory is still 203.9 MB. Free memory was 168.4 MB in the beginning and 164.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1176.69 ms. Allocated memory was 203.9 MB in the beginning and 232.3 MB in the end (delta: 28.3 MB). Free memory was 164.1 MB in the beginning and 182.6 MB in the end (delta: -18.5 MB). Peak memory consumption was 73.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24079.84 ms. Allocated memory was 232.3 MB in the beginning and 633.3 MB in the end (delta: 401.1 MB). Free memory was 182.6 MB in the beginning and 378.9 MB in the end (delta: -196.3 MB). Peak memory consumption was 453.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 297 SDtfs, 301 SDslu, 110 SDs, 0 SdLazy, 559 SolverSat, 166 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=176occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 61 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 197 PreInvPairs, 213 NumberOfFragments, 712 HoareAnnotationTreeSize, 197 FomulaSimplifications, 2850 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 59 FomulaSimplificationsInter, 5250 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.7s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 36028 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...