/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:50:43,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:50:43,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:50:43,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:50:43,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:50:43,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:50:43,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:50:43,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:50:43,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:50:43,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:50:43,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:50:43,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:50:43,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:50:43,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:50:43,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:50:43,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:50:43,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:50:43,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:50:43,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:50:43,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:50:43,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:50:43,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:50:43,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:50:43,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:50:43,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:50:43,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:50:43,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:50:43,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:50:43,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:50:43,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:50:43,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:50:43,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:50:43,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:50:43,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:50:43,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:50:43,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:50:43,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:50:43,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:50:43,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:50:43,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:50:43,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:50:43,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:50:43,599 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:50:43,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:50:43,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:50:43,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:50:43,602 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:50:43,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:50:43,603 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:50:43,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:50:43,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:50:43,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:50:43,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:50:43,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:50:43,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:50:43,605 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:50:43,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:50:43,605 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:50:43,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:50:43,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:50:43,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:50:43,606 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:50:43,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:50:43,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:50:43,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:50:43,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:50:43,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:50:43,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:50:43,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:50:43,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:50:43,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:50:43,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:50:43,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:50:43,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:50:43,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:50:43,959 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:50:43,959 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:50:43,960 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-10-13 12:50:44,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce4154f45/634a2fadef1f49b8a5ad9fe6a24b7402/FLAG7189b9010 [2020-10-13 12:50:44,513 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:50:44,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-10-13 12:50:44,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce4154f45/634a2fadef1f49b8a5ad9fe6a24b7402/FLAG7189b9010 [2020-10-13 12:50:44,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ce4154f45/634a2fadef1f49b8a5ad9fe6a24b7402 [2020-10-13 12:50:44,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:50:44,835 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:50:44,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:50:44,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:50:44,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:50:44,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:50:44" (1/1) ... [2020-10-13 12:50:44,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d96e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:44, skipping insertion in model container [2020-10-13 12:50:44,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:50:44" (1/1) ... [2020-10-13 12:50:44,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:50:44,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:50:45,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:50:45,379 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:50:45,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:50:45,514 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:50:45,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45 WrapperNode [2020-10-13 12:50:45,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:50:45,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:50:45,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:50:45,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:50:45,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... [2020-10-13 12:50:45,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... [2020-10-13 12:50:45,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... [2020-10-13 12:50:45,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... [2020-10-13 12:50:45,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... [2020-10-13 12:50:45,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... [2020-10-13 12:50:45,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... [2020-10-13 12:50:45,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:50:45,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:50:45,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:50:45,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:50:45,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:50:45,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:50:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:50:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:50:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:50:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:50:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:50:45,699 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:50:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:50:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:50:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:50:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:50:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:50:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:50:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:50:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:50:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:50:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:50:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:50:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:50:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:50:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:50:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:50:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:50:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:50:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:50:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:50:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:50:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:50:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:50:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:50:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:50:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:50:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:50:45,707 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-13 12:50:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:50:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:50:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:50:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:50:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:50:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:50:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:50:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:50:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:50:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:50:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:50:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:50:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:50:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:50:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:50:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:50:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:50:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:50:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:50:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:50:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:50:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:50:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:50:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:50:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:50:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:50:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:50:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:50:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:50:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:50:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:50:45,714 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:50:45,714 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:50:45,714 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:50:45,714 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:50:45,715 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:50:45,715 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:50:45,715 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:50:45,715 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:50:45,715 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:50:45,715 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:50:45,716 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:50:45,716 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:50:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:50:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:50:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:50:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:50:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:50:46,755 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:50:46,755 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:50:46,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:50:46 BoogieIcfgContainer [2020-10-13 12:50:46,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:50:46,764 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:50:46,764 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:50:46,768 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:50:46,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:50:44" (1/3) ... [2020-10-13 12:50:46,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a47dbc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:50:46, skipping insertion in model container [2020-10-13 12:50:46,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:50:45" (2/3) ... [2020-10-13 12:50:46,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a47dbc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:50:46, skipping insertion in model container [2020-10-13 12:50:46,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:50:46" (3/3) ... [2020-10-13 12:50:46,773 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product27.cil.c [2020-10-13 12:50:46,786 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:50:46,796 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:50:46,811 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:50:46,847 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:50:46,847 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:50:46,847 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:50:46,847 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:50:46,848 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:50:46,848 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:50:46,849 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:50:46,849 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:50:46,870 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-10-13 12:50:46,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-13 12:50:46,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:46,882 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:50:46,883 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:46,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:46,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1061084108, now seen corresponding path program 1 times [2020-10-13 12:50:46,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:46,896 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [939320653] [2020-10-13 12:50:46,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:47,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:47,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:48,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:48,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:49,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-13 12:50:52,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:50:52,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:50:52,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:50:52,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:50:52,691 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:52,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:52,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-13 12:50:52,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:52,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:52,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:52,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:52,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:52,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:52,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:52,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:52,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:52,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:52,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:52,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:52,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:52,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:52,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:52,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:52,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:52,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:50:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:52,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:50:52,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:50:52,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:52,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:52,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:52,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 12:50:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:52,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:52,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:52,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:50:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:52,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:52,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:52,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:52,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:52,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:52,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:52,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:52,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:50:52,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:52,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:52,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:50:52,936 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [939320653] [2020-10-13 12:50:52,939 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:52,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:50:52,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387281848] [2020-10-13 12:50:52,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:50:52,947 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:52,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:50:52,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:50:52,967 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2020-10-13 12:50:54,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:50:54,070 INFO L93 Difference]: Finished difference Result 268 states and 349 transitions. [2020-10-13 12:50:54,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:50:54,077 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-13 12:50:54,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:50:54,104 INFO L225 Difference]: With dead ends: 268 [2020-10-13 12:50:54,104 INFO L226 Difference]: Without dead ends: 149 [2020-10-13 12:50:54,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:50:54,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-10-13 12:50:54,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 120. [2020-10-13 12:50:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-13 12:50:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-10-13 12:50:54,282 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-10-13 12:50:54,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:50:54,283 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-10-13 12:50:54,283 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:50:54,283 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-10-13 12:50:54,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-13 12:50:54,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:50:54,296 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:50:54,296 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:50:54,296 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:50:54,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:50:54,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1539374261, now seen corresponding path program 1 times [2020-10-13 12:50:54,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:50:54,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [925461973] [2020-10-13 12:50:54,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:50:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:54,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:54,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:55,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:56,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 12:50:58,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:50:58,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3983 [2020-10-13 12:50:58,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:50:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-13 12:50:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:50:58,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,643 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:50:58,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:58,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:50:58,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:50:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:58,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:58,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:50:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:58,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:58,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:50:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:58,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:58,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:50:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:50:58,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:50:58,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:50:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:58,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:58,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:50:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:50:58,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:58,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:50:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:58,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:50:58,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:50:58,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:50:58,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:50:58,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 12:50:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:58,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:50:58,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:50:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:50:58,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:58,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 12:50:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:50:58,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:50:58,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:50:58,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:50:58,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:50:58,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:50:58,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:50:58,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:50:58,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:50:58,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:50:58,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:50:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 12:50:58,783 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [925461973] [2020-10-13 12:50:58,784 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:50:58,784 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:50:58,784 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052393387] [2020-10-13 12:50:58,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:50:58,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:50:58,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:50:58,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:50:58,787 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 8 states. [2020-10-13 12:50:59,211 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:51:00,059 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-13 12:51:00,700 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:51:00,944 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:51:01,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:51:01,036 INFO L93 Difference]: Finished difference Result 211 states and 274 transitions. [2020-10-13 12:51:01,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 12:51:01,037 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-10-13 12:51:01,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:51:01,038 INFO L225 Difference]: With dead ends: 211 [2020-10-13 12:51:01,038 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:51:01,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:51:01,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:51:01,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:51:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:51:01,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:51:01,042 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-13 12:51:01,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:51:01,043 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:51:01,043 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:51:01,043 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:51:01,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:51:01,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:51:01,045 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:51:02,142 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:51:02,280 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:51:02,430 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:02,655 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:02,858 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:51:03,004 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:03,149 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:51:03,315 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:51:03,468 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:51:03,604 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:51:03,764 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:03,959 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:04,116 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:04,282 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:51:04,439 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:04,618 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:51:04,774 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-13 12:51:04,914 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:51:05,075 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:51:05,080 INFO L268 CegarLoopResult]: For program point L213(lines 213 217) no Hoare annotation was computed. [2020-10-13 12:51:05,080 INFO L268 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2020-10-13 12:51:05,080 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 182 237) no Hoare annotation was computed. [2020-10-13 12:51:05,080 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-13 12:51:05,080 INFO L268 CegarLoopResult]: For program point L207-2(lines 207 228) no Hoare annotation was computed. [2020-10-13 12:51:05,080 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 182 237) no Hoare annotation was computed. [2020-10-13 12:51:05,080 INFO L268 CegarLoopResult]: For program point L229(lines 206 230) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 182 237) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 238 297) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 238 297) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 238 297) no Hoare annotation was computed. [2020-10-13 12:51:05,081 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-10-13 12:51:05,082 INFO L268 CegarLoopResult]: For program point L264-2(lines 264 289) no Hoare annotation was computed. [2020-10-13 12:51:05,082 INFO L268 CegarLoopResult]: For program point L290(lines 263 291) no Hoare annotation was computed. [2020-10-13 12:51:05,082 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-13 12:51:05,082 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-13 12:51:05,082 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:51:05,082 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-13 12:51:05,083 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:51:05,083 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 82 89) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-13 12:51:05,083 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2020-10-13 12:51:05,083 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2020-10-13 12:51:05,083 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 90 99) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-13 12:51:05,083 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-13 12:51:05,083 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 90 99) no Hoare annotation was computed. [2020-10-13 12:51:05,084 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 90 99) no Hoare annotation was computed. [2020-10-13 12:51:05,084 INFO L264 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,084 INFO L268 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2020-10-13 12:51:05,084 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 100 128) the Hoare annotation is: true [2020-10-13 12:51:05,084 INFO L268 CegarLoopResult]: For program point L112(lines 112 122) no Hoare annotation was computed. [2020-10-13 12:51:05,084 INFO L271 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: true [2020-10-13 12:51:05,084 INFO L268 CegarLoopResult]: For program point L110-1(line 110) no Hoare annotation was computed. [2020-10-13 12:51:05,084 INFO L268 CegarLoopResult]: For program point L108(lines 108 125) no Hoare annotation was computed. [2020-10-13 12:51:05,085 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 100 128) no Hoare annotation was computed. [2020-10-13 12:51:05,085 INFO L268 CegarLoopResult]: For program point L108-1(lines 100 128) no Hoare annotation was computed. [2020-10-13 12:51:05,085 INFO L271 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: true [2020-10-13 12:51:05,085 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-10-13 12:51:05,085 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,085 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-10-13 12:51:05,086 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,086 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,086 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-10-13 12:51:05,086 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-10-13 12:51:05,086 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-10-13 12:51:05,086 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-10-13 12:51:05,087 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,087 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,087 INFO L264 CegarLoopResult]: At program point L682-1(line 682) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,087 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-10-13 12:51:05,087 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-10-13 12:51:05,087 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-10-13 12:51:05,088 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-10-13 12:51:05,089 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-10-13 12:51:05,089 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-10-13 12:51:05,089 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-10-13 12:51:05,089 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-10-13 12:51:05,089 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-10-13 12:51:05,089 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 942 956) no Hoare annotation was computed. [2020-10-13 12:51:05,089 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 942 956) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:51:05,089 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 942 956) no Hoare annotation was computed. [2020-10-13 12:51:05,090 INFO L264 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:51:05,090 INFO L268 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-10-13 12:51:05,090 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 878 886) no Hoare annotation was computed. [2020-10-13 12:51:05,090 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 878 886) the Hoare annotation is: true [2020-10-13 12:51:05,090 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 878 886) no Hoare annotation was computed. [2020-10-13 12:51:05,090 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-10-13 12:51:05,090 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 923 941) the Hoare annotation is: true [2020-10-13 12:51:05,091 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 923 941) no Hoare annotation was computed. [2020-10-13 12:51:05,091 INFO L268 CegarLoopResult]: For program point L932(lines 932 936) no Hoare annotation was computed. [2020-10-13 12:51:05,091 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-10-13 12:51:05,091 INFO L268 CegarLoopResult]: For program point L932-2(lines 932 936) no Hoare annotation was computed. [2020-10-13 12:51:05,091 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 923 941) no Hoare annotation was computed. [2020-10-13 12:51:05,091 INFO L268 CegarLoopResult]: For program point L894(lines 894 902) no Hoare annotation was computed. [2020-10-13 12:51:05,091 INFO L268 CegarLoopResult]: For program point L894-2(lines 894 902) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point L917-1(line 917) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 887 922) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point L906(lines 906 914) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point L906-2(lines 906 914) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 887 922) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 887 922) no Hoare annotation was computed. [2020-10-13 12:51:05,092 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-13 12:51:05,093 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-13 12:51:05,093 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 136 181) no Hoare annotation was computed. [2020-10-13 12:51:05,093 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 136 181) no Hoare annotation was computed. [2020-10-13 12:51:05,093 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 136 181) no Hoare annotation was computed. [2020-10-13 12:51:05,093 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 449 494) no Hoare annotation was computed. [2020-10-13 12:51:05,093 INFO L268 CegarLoopResult]: For program point L469(lines 469 476) no Hoare annotation was computed. [2020-10-13 12:51:05,093 INFO L268 CegarLoopResult]: For program point L463(lines 463 483) no Hoare annotation was computed. [2020-10-13 12:51:05,093 INFO L268 CegarLoopResult]: For program point L463-1(lines 463 483) no Hoare annotation was computed. [2020-10-13 12:51:05,094 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 449 494) no Hoare annotation was computed. [2020-10-13 12:51:05,094 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 449 494) no Hoare annotation was computed. [2020-10-13 12:51:05,094 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,094 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,094 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-10-13 12:51:05,094 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-10-13 12:51:05,094 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 867 877) no Hoare annotation was computed. [2020-10-13 12:51:05,094 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 867 877) no Hoare annotation was computed. [2020-10-13 12:51:05,094 INFO L268 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-10-13 12:51:05,095 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-10-13 12:51:05,095 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 867 877) no Hoare annotation was computed. [2020-10-13 12:51:05,095 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 859 866) the Hoare annotation is: true [2020-10-13 12:51:05,095 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 859 866) no Hoare annotation was computed. [2020-10-13 12:51:05,095 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 859 866) no Hoare annotation was computed. [2020-10-13 12:51:05,095 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:51:05,095 INFO L268 CegarLoopResult]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2020-10-13 12:51:05,095 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2020-10-13 12:51:05,095 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:51:05,095 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:51:05,096 INFO L264 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:51:05,096 INFO L268 CegarLoopResult]: For program point L816(lines 816 824) no Hoare annotation was computed. [2020-10-13 12:51:05,096 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:51:05,096 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-10-13 12:51:05,096 INFO L268 CegarLoopResult]: For program point L812(lines 812 829) no Hoare annotation was computed. [2020-10-13 12:51:05,096 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 800 806) no Hoare annotation was computed. [2020-10-13 12:51:05,096 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 800 806) the Hoare annotation is: true [2020-10-13 12:51:05,096 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:51:05,096 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,096 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-10-13 12:51:05,096 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-10-13 12:51:05,096 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-10-13 12:51:05,097 INFO L264 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,097 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,097 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-13 12:51:05,097 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-10-13 12:51:05,097 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-10-13 12:51:05,097 INFO L264 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,097 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,097 INFO L268 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-10-13 12:51:05,097 INFO L264 CegarLoopResult]: At program point L747-1(lines 741 754) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,097 INFO L268 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-10-13 12:51:05,097 INFO L268 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-10-13 12:51:05,097 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point L417(lines 417 437) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point L417-1(lines 417 437) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 403 448) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 403 448) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 403 448) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 833 840) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2020-10-13 12:51:05,098 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 581 589) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 581 589) the Hoare annotation is: true [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 581 589) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point L557(lines 557 565) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 565) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 549 571) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 549 571) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 549 571) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:51:05,099 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-10-13 12:51:05,100 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 300 402) no Hoare annotation was computed. [2020-10-13 12:51:05,100 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 369) no Hoare annotation was computed. [2020-10-13 12:51:05,100 INFO L268 CegarLoopResult]: For program point L370(lines 348 371) no Hoare annotation was computed. [2020-10-13 12:51:05,100 INFO L268 CegarLoopResult]: For program point L329(lines 329 345) no Hoare annotation was computed. [2020-10-13 12:51:05,100 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 300 402) no Hoare annotation was computed. [2020-10-13 12:51:05,100 INFO L268 CegarLoopResult]: For program point L389(lines 389 396) no Hoare annotation was computed. [2020-10-13 12:51:05,100 INFO L268 CegarLoopResult]: For program point L350(lines 349 369) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point L346(lines 346 387) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 300 402) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point L365-1(line 365) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point L388(lines 388 399) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:51:05,101 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 842 858) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 842 858) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point L853-1(lines 842 858) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 572 580) the Hoare annotation is: true [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 572 580) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 572 580) no Hoare annotation was computed. [2020-10-13 12:51:05,102 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 528 539) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:51:05,103 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 528 539) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L268 CegarLoopResult]: For program point L532-1(lines 528 539) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 540 548) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 540 548) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 540 548) no Hoare annotation was computed. [2020-10-13 12:51:05,103 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,103 INFO L264 CegarLoopResult]: At program point L787(lines 787 793) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,104 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 773 799) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:51:05,104 INFO L264 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:51:05,104 INFO L268 CegarLoopResult]: For program point L780(lines 776 798) no Hoare annotation was computed. [2020-10-13 12:51:05,104 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 773 799) no Hoare annotation was computed. [2020-10-13 12:51:05,104 INFO L268 CegarLoopResult]: For program point L778(lines 776 798) no Hoare annotation was computed. [2020-10-13 12:51:05,104 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 773 799) no Hoare annotation was computed. [2020-10-13 12:51:05,104 INFO L264 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:51:05,105 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-10-13 12:51:05,105 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-10-13 12:51:05,105 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:51:05,105 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-10-13 12:51:05,105 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-10-13 12:51:05,105 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-10-13 12:51:05,105 INFO L264 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,106 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-13 12:51:05,106 INFO L264 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:51:05,106 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 504 515) the Hoare annotation is: true [2020-10-13 12:51:05,106 INFO L268 CegarLoopResult]: For program point L508-1(lines 504 515) no Hoare annotation was computed. [2020-10-13 12:51:05,106 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 504 515) no Hoare annotation was computed. [2020-10-13 12:51:05,106 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-10-13 12:51:05,106 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-10-13 12:51:05,106 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:51:05,107 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:51:05,107 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:51:05,107 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:51:05,107 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 516 527) no Hoare annotation was computed. [2020-10-13 12:51:05,107 INFO L268 CegarLoopResult]: For program point L520-1(lines 516 527) no Hoare annotation was computed. [2020-10-13 12:51:05,107 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 516 527) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:51:05,107 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-10-13 12:51:05,108 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-10-13 12:51:05,108 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-10-13 12:51:05,108 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-10-13 12:51:05,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:51:05 BoogieIcfgContainer [2020-10-13 12:51:05,124 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:51:05,126 INFO L168 Benchmark]: Toolchain (without parser) took 20291.20 ms. Allocated memory was 140.0 MB in the beginning and 547.4 MB in the end (delta: 407.4 MB). Free memory was 102.5 MB in the beginning and 132.2 MB in the end (delta: -29.7 MB). Peak memory consumption was 420.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:51:05,127 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 12:51:05,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.03 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 102.3 MB in the beginning and 173.5 MB in the end (delta: -71.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:51:05,129 INFO L168 Benchmark]: Boogie Preprocessor took 92.35 ms. Allocated memory is still 203.4 MB. Free memory was 173.5 MB in the beginning and 169.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:51:05,130 INFO L168 Benchmark]: RCFGBuilder took 1152.60 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 168.6 MB in the beginning and 197.5 MB in the end (delta: -28.8 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:51:05,131 INFO L168 Benchmark]: TraceAbstraction took 18360.36 ms. Allocated memory was 237.0 MB in the beginning and 547.4 MB in the end (delta: 310.4 MB). Free memory was 197.5 MB in the beginning and 132.2 MB in the end (delta: 65.2 MB). Peak memory consumption was 418.3 MB. Max. memory is 7.1 GB. [2020-10-13 12:51:05,135 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 679.03 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 102.3 MB in the beginning and 173.5 MB in the end (delta: -71.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.35 ms. Allocated memory is still 203.4 MB. Free memory was 173.5 MB in the beginning and 169.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1152.60 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 168.6 MB in the beginning and 197.5 MB in the end (delta: -28.8 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18360.36 ms. Allocated memory was 237.0 MB in the beginning and 547.4 MB in the end (delta: 310.4 MB). Free memory was 197.5 MB in the beginning and 132.2 MB in the end (delta: 65.2 MB). Peak memory consumption was 418.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 711]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.2s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 212 SDtfs, 229 SDslu, 172 SDs, 0 SdLazy, 461 SolverSat, 140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred 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, 2 MinimizatonAttempts, 29 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 164 PreInvPairs, 196 NumberOfFragments, 593 HoareAnnotationTreeSize, 164 FomulaSimplifications, 1167 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 55 FomulaSimplificationsInter, 5177 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 32339 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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...