/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_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:46:06,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:46:06,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:46:06,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:46:06,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:46:06,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:46:06,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:46:06,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:46:06,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:46:06,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:46:06,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:46:06,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:46:06,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:46:06,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:46:06,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:46:06,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:46:06,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:46:06,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:46:06,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:46:06,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:46:06,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:46:06,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:46:06,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:46:06,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:46:06,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:46:06,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:46:06,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:46:06,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:46:06,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:46:06,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:46:06,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:46:06,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:46:06,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:46:06,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:46:06,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:46:06,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:46:06,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:46:06,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:46:06,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:46:06,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:46:06,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:46:06,739 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 12:46:06,772 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:46:06,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:46:06,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:46:06,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:46:06,774 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:46:06,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:46:06,777 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:46:06,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:46:06,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:46:06,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:46:06,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:46:06,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:46:06,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:46:06,779 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:46:06,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:46:06,779 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:46:06,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:46:06,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:46:06,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:46:06,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:46:06,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:46:06,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:46:06,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:46:06,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:46:06,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:46:06,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:46:06,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:46:06,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:46:06,782 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:46:06,782 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 12:46:07,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:46:07,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:46:07,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:46:07,093 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:46:07,093 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:46:07,094 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-13 12:46:07,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7072634e/1a782c485f4c46a8bf2ad3683afd0ddc/FLAG986f51fae [2020-10-13 12:46:07,676 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:46:07,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-13 12:46:07,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7072634e/1a782c485f4c46a8bf2ad3683afd0ddc/FLAG986f51fae [2020-10-13 12:46:07,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7072634e/1a782c485f4c46a8bf2ad3683afd0ddc [2020-10-13 12:46:07,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:46:07,946 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:46:07,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:46:07,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:46:07,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:46:07,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:46:07" (1/1) ... [2020-10-13 12:46:07,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43518757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:07, skipping insertion in model container [2020-10-13 12:46:07,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:46:07" (1/1) ... [2020-10-13 12:46:07,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:46:08,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:46:08,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:46:08,520 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:46:08,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:46:08,688 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:46:08,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08 WrapperNode [2020-10-13 12:46:08,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:46:08,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:46:08,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:46:08,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:46:08,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (1/1) ... [2020-10-13 12:46:08,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (1/1) ... [2020-10-13 12:46:08,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (1/1) ... [2020-10-13 12:46:08,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (1/1) ... [2020-10-13 12:46:08,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (1/1) ... [2020-10-13 12:46:08,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (1/1) ... [2020-10-13 12:46:08,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (1/1) ... [2020-10-13 12:46:08,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:46:08,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:46:08,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:46:08,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:46:08,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (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 12:46:08,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:46:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:46:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:46:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:46:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:46:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:46:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:46:08,936 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:46:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:46:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:46:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:46:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:46:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:46:08,938 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:46:08,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:46:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:46:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:46:08,940 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:46:08,940 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:46:08,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:46:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:46:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:46:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:46:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:46:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:46:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:46:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:46:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:46:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:46:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:46:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:46:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:46:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:46:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:46:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:46:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:46:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:46:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:46:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:46:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:46:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:46:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:46:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:46:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:46:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:46:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:46:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:46:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:46:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:46:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:46:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:46:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:46:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:46:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:46:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:46:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:46:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:46:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:46:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:46:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:46:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:46:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:46:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:46:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:46:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:46:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:46:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:46:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:46:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:46:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:46:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:46:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:46:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:46:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:46:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:46:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:46:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:46:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:46:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:46:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:46:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:46:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:46:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:46:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:46:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:46:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:46:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:46:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:46:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:46:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:46:10,154 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:46:10,154 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:46:10,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:46:10 BoogieIcfgContainer [2020-10-13 12:46:10,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:46:10,160 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:46:10,160 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:46:10,163 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:46:10,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:46:07" (1/3) ... [2020-10-13 12:46:10,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6942c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:46:10, skipping insertion in model container [2020-10-13 12:46:10,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:46:08" (2/3) ... [2020-10-13 12:46:10,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6942c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:46:10, skipping insertion in model container [2020-10-13 12:46:10,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:46:10" (3/3) ... [2020-10-13 12:46:10,167 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2020-10-13 12:46:10,177 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:46:10,185 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:46:10,199 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:46:10,223 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:46:10,223 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:46:10,224 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:46:10,224 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:46:10,224 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:46:10,224 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:46:10,224 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:46:10,225 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:46:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-10-13 12:46:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:46:10,256 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:46:10,257 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:46:10,257 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:46:10,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:46:10,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1693195754, now seen corresponding path program 1 times [2020-10-13 12:46:10,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:46:10,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1245943620] [2020-10-13 12:46:10,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:46:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:10,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:10,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:11,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:11,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:13,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:14,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:14,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:46:14,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:46:14,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4194 [2020-10-13 12:46:14,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:14,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:14,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:46:14,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:14,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:46:15,124 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:46:15,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:46:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:15,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:15,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:15,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:15,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:15,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 12:46:15,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:15,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:15,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:46:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:15,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:15,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:15,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:15,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:15,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:15,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:15,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:15,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:15,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:15,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:46:15,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:46:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:15,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:15,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:15,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:15,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:15,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:15,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:15,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:15,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:15,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:15,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:46:15,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:46:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:15,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:15,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:15,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:15,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:15,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:46:15,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:15,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:15,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:15,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:15,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:15,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:46:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:15,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:15,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:15,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:15,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:15,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:15,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:15,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:15,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:15,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:15,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:15,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:46:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:15,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:15,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:15,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:15,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:15,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:46:15,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:15,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:15,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:46:15,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:15,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:15,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:46:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:15,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:15,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:15,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:15,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:15,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:15,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:15,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:46:15,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:15,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:15,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:46:15,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1245943620] [2020-10-13 12:46:15,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:46:15,310 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:46:15,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690278559] [2020-10-13 12:46:15,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:46:15,320 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:46:15,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:46:15,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:46:15,343 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 3 states. [2020-10-13 12:46:16,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:46:16,637 INFO L93 Difference]: Finished difference Result 247 states and 327 transitions. [2020-10-13 12:46:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:46:16,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:46:16,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:46:16,653 INFO L225 Difference]: With dead ends: 247 [2020-10-13 12:46:16,653 INFO L226 Difference]: Without dead ends: 134 [2020-10-13 12:46:16,658 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:46:16,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-13 12:46:16,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2020-10-13 12:46:16,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-13 12:46:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2020-10-13 12:46:16,743 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2020-10-13 12:46:16,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:46:16,744 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2020-10-13 12:46:16,744 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:46:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2020-10-13 12:46:16,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:46:16,747 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:46:16,747 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:46:16,748 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:46:16,748 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:46:16,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:46:16,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1772398770, now seen corresponding path program 1 times [2020-10-13 12:46:16,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:46:16,749 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [890810388] [2020-10-13 12:46:16,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:46:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:16,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:16,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:16,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:18,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:46:21,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:46:21,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4378 [2020-10-13 12:46:21,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:46:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:46:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:46:21,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:46:21,466 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:46:21,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:46:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:21,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:21,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:21,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:46:21,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:21,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:21,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:21,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:46:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:21,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:21,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:21,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:46:21,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:21,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:21,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:46:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:21,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:21,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:21,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:21,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:21,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:21,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:21,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:21,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:46:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:21,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:21,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:21,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:21,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:21,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:21,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:21,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:21,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:46:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:21,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:21,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:21,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:21,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:21,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:21,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:21,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:46:21,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:46:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:21,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:21,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:21,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:21,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:21,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:46:21,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:21,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:21,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:46:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:21,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:21,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:21,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:21,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:21,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:46:21,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:21,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:21,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:46:21,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:21,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:46:21,569 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [890810388] [2020-10-13 12:46:21,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:46:21,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:46:21,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970473851] [2020-10-13 12:46:21,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:46:21,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:46:21,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:46:21,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:46:21,576 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 4 states. [2020-10-13 12:46:22,134 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:46:22,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:46:22,800 INFO L93 Difference]: Finished difference Result 180 states and 218 transitions. [2020-10-13 12:46:22,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:46:22,801 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:46:22,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:46:22,803 INFO L225 Difference]: With dead ends: 180 [2020-10-13 12:46:22,803 INFO L226 Difference]: Without dead ends: 118 [2020-10-13 12:46:22,806 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:46:22,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-10-13 12:46:22,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2020-10-13 12:46:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-13 12:46:22,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2020-10-13 12:46:22,866 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2020-10-13 12:46:22,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:46:22,866 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2020-10-13 12:46:22,866 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:46:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2020-10-13 12:46:22,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:46:22,879 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:46:22,879 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:46:22,880 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:46:22,880 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:46:22,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:46:22,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1028244918, now seen corresponding path program 1 times [2020-10-13 12:46:22,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:46:22,881 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2143843857] [2020-10-13 12:46:22,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:46:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:22,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:22,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:23,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:23,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-13 12:46:25,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:46:25,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2306 [2020-10-13 12:46:25,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:46:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 12:46:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:46:25,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:46:25,538 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:46:25,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:46:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:25,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:25,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:25,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 12:46:25,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:25,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:25,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:25,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:25,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:46:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:25,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:25,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:25,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:46:25,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:25,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:25,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:25,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:25,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:46:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:25,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:25,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:25,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:46:25,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:25,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:25,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:25,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:25,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:46:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:25,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:25,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:25,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:46:25,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:25,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:25,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:25,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:46:25,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:46:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:25,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:46:25,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:25,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:46:25,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:46:25,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:25,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:46:25,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:25,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:46:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:25,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:25,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:25,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:46:25,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:46:25,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:25,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:46:25,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:25,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:46:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:46:25,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:46:25,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:46:25,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:46:25,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:46:25,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:46:25,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:46:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:46:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:46:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:46:25,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:46:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:46:25,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2143843857] [2020-10-13 12:46:25,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:46:25,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:46:25,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024078530] [2020-10-13 12:46:25,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:46:25,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:46:25,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:46:25,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:46:25,665 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 7 states. [2020-10-13 12:46:26,080 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:46:26,819 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:46:27,118 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:46:27,399 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:46:27,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:46:27,510 INFO L93 Difference]: Finished difference Result 157 states and 193 transitions. [2020-10-13 12:46:27,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:46:27,510 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-13 12:46:27,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:46:27,511 INFO L225 Difference]: With dead ends: 157 [2020-10-13 12:46:27,511 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:46:27,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:46:27,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:46:27,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:46:27,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:46:27,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:46:27,517 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-13 12:46:27,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:46:27,518 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:46:27,518 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:46:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:46:27,518 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:46:27,518 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:46:27,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:46:28,686 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-13 12:46:28,825 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-13 12:46:28,970 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:29,126 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:29,248 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:29,394 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-13 12:46:29,580 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:46:29,699 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-13 12:46:29,860 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:46:30,025 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:30,183 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:30,341 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:46:30,507 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-13 12:46:30,654 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:30,805 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:30,949 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2020-10-13 12:46:31,004 INFO L268 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 538) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 503 558) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point L528-2(lines 528 549) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 503 558) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point L550(lines 527 551) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 503 558) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-13 12:46:31,005 INFO L268 CegarLoopResult]: For program point L604-1(line 604) no Hoare annotation was computed. [2020-10-13 12:46:31,006 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 559 618) no Hoare annotation was computed. [2020-10-13 12:46:31,006 INFO L268 CegarLoopResult]: For program point L591(lines 591 595) no Hoare annotation was computed. [2020-10-13 12:46:31,006 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 559 618) no Hoare annotation was computed. [2020-10-13 12:46:31,006 INFO L268 CegarLoopResult]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2020-10-13 12:46:31,006 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-13 12:46:31,006 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 559 618) no Hoare annotation was computed. [2020-10-13 12:46:31,007 INFO L268 CegarLoopResult]: For program point L585-2(lines 585 610) no Hoare annotation was computed. [2020-10-13 12:46:31,007 INFO L268 CegarLoopResult]: For program point L611(lines 584 612) no Hoare annotation was computed. [2020-10-13 12:46:31,007 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2020-10-13 12:46:31,008 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2020-10-13 12:46:31,008 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2020-10-13 12:46:31,008 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2020-10-13 12:46:31,008 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2020-10-13 12:46:31,008 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2020-10-13 12:46:31,008 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:46:31,008 INFO L268 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-10-13 12:46:31,009 INFO L271 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: true [2020-10-13 12:46:31,009 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-10-13 12:46:31,009 INFO L268 CegarLoopResult]: For program point L344(lines 344 357) no Hoare annotation was computed. [2020-10-13 12:46:31,009 INFO L268 CegarLoopResult]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2020-10-13 12:46:31,009 INFO L271 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: true [2020-10-13 12:46:31,009 INFO L268 CegarLoopResult]: For program point L342-1(line 342) no Hoare annotation was computed. [2020-10-13 12:46:31,009 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2020-10-13 12:46:31,009 INFO L268 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-10-13 12:46:31,010 INFO L264 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,010 INFO L264 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,010 INFO L264 CegarLoopResult]: At program point L895-1(line 895) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,010 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,010 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2020-10-13 12:46:31,010 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2020-10-13 12:46:31,011 INFO L264 CegarLoopResult]: At program point L901(line 901) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,011 INFO L264 CegarLoopResult]: At program point L901-1(line 901) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,011 INFO L268 CegarLoopResult]: For program point L899(lines 899 906) no Hoare annotation was computed. [2020-10-13 12:46:31,011 INFO L268 CegarLoopResult]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2020-10-13 12:46:31,011 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-13 12:46:31,011 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-13 12:46:31,011 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 848 871) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 848 871) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 848 871) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-13 12:46:31,012 INFO L268 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-13 12:46:31,013 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-13 12:46:31,013 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-13 12:46:31,013 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-13 12:46:31,013 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-13 12:46:31,013 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-13 12:46:31,013 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-13 12:46:31,013 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2020-10-13 12:46:31,014 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2020-10-13 12:46:31,014 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2020-10-13 12:46:31,014 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-10-13 12:46:31,014 INFO L271 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: true [2020-10-13 12:46:31,014 INFO L268 CegarLoopResult]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2020-10-13 12:46:31,014 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-10-13 12:46:31,014 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2020-10-13 12:46:31,014 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point L248(lines 248 256) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 241 276) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 241 276) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 241 276) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2020-10-13 12:46:31,015 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 457 502) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 457 502) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 457 502) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 770 815) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 770 815) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 770 815) no Hoare annotation was computed. [2020-10-13 12:46:31,016 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,017 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2020-10-13 12:46:31,017 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2020-10-13 12:46:31,017 INFO L268 CegarLoopResult]: For program point L226-1(line 226) no Hoare annotation was computed. [2020-10-13 12:46:31,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 221 231) no Hoare annotation was computed. [2020-10-13 12:46:31,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 221 231) no Hoare annotation was computed. [2020-10-13 12:46:31,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 221 231) no Hoare annotation was computed. [2020-10-13 12:46:31,017 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-10-13 12:46:31,017 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2020-10-13 12:46:31,018 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2020-10-13 12:46:31,018 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2020-10-13 12:46:31,018 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2020-10-13 12:46:31,018 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:46:31,018 INFO L268 CegarLoopResult]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2020-10-13 12:46:31,018 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:46:31,018 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:46:31,018 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:46:31,018 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-10-13 12:46:31,018 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:46:31,019 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-10-13 12:46:31,019 INFO L268 CegarLoopResult]: For program point L166(lines 166 183) no Hoare annotation was computed. [2020-10-13 12:46:31,019 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2020-10-13 12:46:31,019 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2020-10-13 12:46:31,019 INFO L264 CegarLoopResult]: At program point L99-2(lines 93 104) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:46:31,019 INFO L268 CegarLoopResult]: For program point L64(lines 63 108) no Hoare annotation was computed. [2020-10-13 12:46:31,019 INFO L264 CegarLoopResult]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:46:31,019 INFO L268 CegarLoopResult]: For program point L93(lines 93 104) no Hoare annotation was computed. [2020-10-13 12:46:31,019 INFO L268 CegarLoopResult]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2020-10-13 12:46:31,019 INFO L264 CegarLoopResult]: At program point L85(line 85) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2020-10-13 12:46:31,020 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:46:31,020 INFO L264 CegarLoopResult]: At program point L106(lines 63 108) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point L73(lines 73 79) no Hoare annotation was computed. [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-10-13 12:46:31,020 INFO L264 CegarLoopResult]: At program point L109(lines 62 110) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point L99(lines 99 103) no Hoare annotation was computed. [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2020-10-13 12:46:31,020 INFO L268 CegarLoopResult]: For program point L738-1(lines 738 758) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 724 769) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 724 769) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 724 769) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point L744(lines 744 751) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point L738(lines 738 758) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 187 194) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 187 194) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 187 194) no Hoare annotation was computed. [2020-10-13 12:46:31,021 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point L417(lines 417 425) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 409 431) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 409 431) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 409 431) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 301 310) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 301 310) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 301 310) no Hoare annotation was computed. [2020-10-13 12:46:31,022 INFO L268 CegarLoopResult]: For program point L671(lines 670 690) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 621 723) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L667(lines 667 708) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L686(line 686) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 621 723) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L709(lines 709 720) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-13 12:46:31,023 INFO L268 CegarLoopResult]: For program point L670-2(lines 670 690) no Hoare annotation was computed. [2020-10-13 12:46:31,024 INFO L268 CegarLoopResult]: For program point L691(lines 669 692) no Hoare annotation was computed. [2020-10-13 12:46:31,024 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 621 723) no Hoare annotation was computed. [2020-10-13 12:46:31,024 INFO L268 CegarLoopResult]: For program point L650(lines 650 666) no Hoare annotation was computed. [2020-10-13 12:46:31,024 INFO L268 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-10-13 12:46:31,024 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:46:31,024 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point L207-1(lines 196 212) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 196 212) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 196 212) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L268 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-10-13 12:46:31,025 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2020-10-13 12:46:31,026 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2020-10-13 12:46:31,026 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2020-10-13 12:46:31,026 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:46:31,026 INFO L268 CegarLoopResult]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2020-10-13 12:46:31,026 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2020-10-13 12:46:31,026 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:46:31,026 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:46:31,027 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:46:31,027 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:46:31,027 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:46:31,027 INFO L264 CegarLoopResult]: At program point L141(lines 141 147) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:46:31,027 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2020-10-13 12:46:31,027 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:46:31,028 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2020-10-13 12:46:31,028 INFO L268 CegarLoopResult]: For program point L134(lines 133 152) no Hoare annotation was computed. [2020-10-13 12:46:31,028 INFO L268 CegarLoopResult]: For program point L832(lines 832 836) no Hoare annotation was computed. [2020-10-13 12:46:31,028 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2020-10-13 12:46:31,028 INFO L271 CegarLoopResult]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2020-10-13 12:46:31,028 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-13 12:46:31,028 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2020-10-13 12:46:31,029 INFO L271 CegarLoopResult]: At program point L828-2(lines 828 842) the Hoare annotation is: true [2020-10-13 12:46:31,029 INFO L271 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: true [2020-10-13 12:46:31,029 INFO L268 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-10-13 12:46:31,029 INFO L271 CegarLoopResult]: At program point L843(lines 818 847) the Hoare annotation is: true [2020-10-13 12:46:31,029 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-13 12:46:31,029 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 400 408) no Hoare annotation was computed. [2020-10-13 12:46:31,029 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 400 408) no Hoare annotation was computed. [2020-10-13 12:46:31,029 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 400 408) no Hoare annotation was computed. [2020-10-13 12:46:31,030 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-10-13 12:46:31,030 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2020-10-13 12:46:31,030 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2020-10-13 12:46:31,030 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2020-10-13 12:46:31,030 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2020-10-13 12:46:31,030 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:46:31,030 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:46:31,031 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:46:31,031 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:46:31,031 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2020-10-13 12:46:31,031 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-10-13 12:46:31,031 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:46:31,031 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-13 12:46:31,032 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-13 12:46:31,032 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-13 12:46:31,032 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-13 12:46:31,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:46:31 BoogieIcfgContainer [2020-10-13 12:46:31,048 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:46:31,050 INFO L168 Benchmark]: Toolchain (without parser) took 23104.01 ms. Allocated memory was 138.4 MB in the beginning and 564.1 MB in the end (delta: 425.7 MB). Free memory was 100.2 MB in the beginning and 312.9 MB in the end (delta: -212.7 MB). Peak memory consumption was 441.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:46:31,051 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 12:46:31,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.37 ms. Allocated memory was 138.4 MB in the beginning and 204.5 MB in the end (delta: 66.1 MB). Free memory was 100.0 MB in the beginning and 173.5 MB in the end (delta: -73.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:46:31,053 INFO L168 Benchmark]: Boogie Preprocessor took 149.93 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 169.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:46:31,054 INFO L168 Benchmark]: RCFGBuilder took 1319.67 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 169.3 MB in the beginning and 201.8 MB in the end (delta: -32.5 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. [2020-10-13 12:46:31,055 INFO L168 Benchmark]: TraceAbstraction took 20887.91 ms. Allocated memory was 235.4 MB in the beginning and 564.1 MB in the end (delta: 328.7 MB). Free memory was 201.8 MB in the beginning and 312.9 MB in the end (delta: -111.1 MB). Peak memory consumption was 446.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:46:31,060 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.37 ms. Allocated memory was 138.4 MB in the beginning and 204.5 MB in the end (delta: 66.1 MB). Free memory was 100.0 MB in the beginning and 173.5 MB in the end (delta: -73.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 149.93 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 169.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1319.67 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 169.3 MB in the beginning and 201.8 MB in the end (delta: -32.5 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20887.91 ms. Allocated memory was 235.4 MB in the beginning and 564.1 MB in the end (delta: 328.7 MB). Free memory was 201.8 MB in the beginning and 312.9 MB in the end (delta: -111.1 MB). Peak memory consumption was 446.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 253 SDtfs, 263 SDslu, 92 SDs, 0 SdLazy, 487 SolverSat, 134 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 53 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 139 PreInvPairs, 153 NumberOfFragments, 469 HoareAnnotationTreeSize, 139 FomulaSimplifications, 2268 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 4602 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.2s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 33728 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...