/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 22:53:25,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 22:53:25,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 22:53:25,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 22:53:25,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 22:53:25,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 22:53:25,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 22:53:25,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 22:53:25,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 22:53:25,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 22:53:25,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 22:53:25,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 22:53:25,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 22:53:25,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 22:53:25,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 22:53:25,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 22:53:25,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 22:53:25,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 22:53:25,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 22:53:25,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 22:53:25,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 22:53:25,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 22:53:25,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 22:53:25,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 22:53:25,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 22:53:25,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 22:53:25,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 22:53:25,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 22:53:25,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 22:53:25,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 22:53:25,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 22:53:25,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 22:53:25,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 22:53:25,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 22:53:25,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 22:53:25,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 22:53:25,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 22:53:25,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 22:53:25,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 22:53:25,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 22:53:25,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 22:53:25,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-21 22:53:25,821 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 22:53:25,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 22:53:25,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 22:53:25,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 22:53:25,824 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 22:53:25,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 22:53:25,825 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 22:53:25,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 22:53:25,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 22:53:25,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 22:53:25,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 22:53:25,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 22:53:25,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 22:53:25,827 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 22:53:25,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 22:53:25,828 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 22:53:25,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 22:53:25,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 22:53:25,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 22:53:25,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 22:53:25,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 22:53:25,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 22:53:25,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 22:53:25,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 22:53:25,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 22:53:25,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 22:53:25,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 22:53:25,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 22:53:25,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 22:53:25,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-08-21 22:53:26,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 22:53:26,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 22:53:26,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 22:53:26,193 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 22:53:26,193 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 22:53:26,194 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-08-21 22:53:26,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d7dacf31/3bf8513f4c69468ea9e3e5eca146e581/FLAGc74612960 [2020-08-21 22:53:26,804 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 22:53:26,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-08-21 22:53:26,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d7dacf31/3bf8513f4c69468ea9e3e5eca146e581/FLAGc74612960 [2020-08-21 22:53:27,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d7dacf31/3bf8513f4c69468ea9e3e5eca146e581 [2020-08-21 22:53:27,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 22:53:27,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 22:53:27,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 22:53:27,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 22:53:27,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 22:53:27,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22589b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27, skipping insertion in model container [2020-08-21 22:53:27,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 22:53:27,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 22:53:27,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:53:27,677 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 22:53:27,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:53:27,787 INFO L208 MainTranslator]: Completed translation [2020-08-21 22:53:27,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27 WrapperNode [2020-08-21 22:53:27,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 22:53:27,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 22:53:27,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 22:53:27,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 22:53:27,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... [2020-08-21 22:53:27,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 22:53:27,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 22:53:27,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 22:53:27,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 22:53:27,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 22:53:27,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 22:53:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 22:53:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-21 22:53:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-21 22:53:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-21 22:53:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-21 22:53:27,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-21 22:53:27,961 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-21 22:53:27,961 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-21 22:53:27,961 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-21 22:53:27,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-21 22:53:27,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-21 22:53:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-21 22:53:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-21 22:53:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-21 22:53:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-21 22:53:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-21 22:53:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-21 22:53:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-21 22:53:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-21 22:53:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-21 22:53:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-21 22:53:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-21 22:53:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-21 22:53:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-21 22:53:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-21 22:53:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-21 22:53:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-21 22:53:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-21 22:53:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-21 22:53:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-21 22:53:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-21 22:53:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-21 22:53:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-21 22:53:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 22:53:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-21 22:53:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-21 22:53:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-21 22:53:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-21 22:53:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-21 22:53:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-21 22:53:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-21 22:53:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 22:53:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 22:53:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 22:53:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-21 22:53:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-21 22:53:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-21 22:53:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-21 22:53:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-21 22:53:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-21 22:53:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-21 22:53:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-21 22:53:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-21 22:53:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-21 22:53:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-21 22:53:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-21 22:53:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-21 22:53:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-21 22:53:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-21 22:53:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-21 22:53:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-21 22:53:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-21 22:53:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 22:53:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-21 22:53:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-21 22:53:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-21 22:53:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-21 22:53:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-21 22:53:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-21 22:53:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-21 22:53:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-21 22:53:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-21 22:53:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-21 22:53:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-21 22:53:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-21 22:53:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 22:53:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 22:53:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-21 22:53:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 22:53:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 22:53:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 22:53:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 22:53:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-21 22:53:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 22:53:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-21 22:53:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-21 22:53:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 22:53:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-21 22:53:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-21 22:53:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-21 22:53:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-21 22:53:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-21 22:53:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-21 22:53:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 22:53:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 22:53:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 22:53:27,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 22:53:29,057 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 22:53:29,058 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-21 22:53:29,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:53:29 BoogieIcfgContainer [2020-08-21 22:53:29,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 22:53:29,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 22:53:29,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 22:53:29,068 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 22:53:29,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 10:53:27" (1/3) ... [2020-08-21 22:53:29,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232ea036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:53:29, skipping insertion in model container [2020-08-21 22:53:29,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:27" (2/3) ... [2020-08-21 22:53:29,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232ea036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:53:29, skipping insertion in model container [2020-08-21 22:53:29,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:53:29" (3/3) ... [2020-08-21 22:53:29,072 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product30.cil.c [2020-08-21 22:53:29,082 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 22:53:29,090 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 22:53:29,104 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 22:53:29,126 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 22:53:29,127 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 22:53:29,127 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 22:53:29,127 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 22:53:29,127 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 22:53:29,127 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 22:53:29,128 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 22:53:29,128 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 22:53:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-08-21 22:53:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-21 22:53:29,161 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:29,162 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:53:29,163 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:29,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:29,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1955189829, now seen corresponding path program 1 times [2020-08-21 22:53:29,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:29,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [862054009] [2020-08-21 22:53:29,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,877 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:29,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 22:53:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-21 22:53:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:29,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 22:53:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:30,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 22:53:30,013 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [862054009] [2020-08-21 22:53:30,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:30,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 22:53:30,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017634571] [2020-08-21 22:53:30,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 22:53:30,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:30,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 22:53:30,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 22:53:30,045 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 4 states. [2020-08-21 22:53:31,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:31,204 INFO L93 Difference]: Finished difference Result 301 states and 387 transitions. [2020-08-21 22:53:31,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 22:53:31,206 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-21 22:53:31,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:31,221 INFO L225 Difference]: With dead ends: 301 [2020-08-21 22:53:31,222 INFO L226 Difference]: Without dead ends: 166 [2020-08-21 22:53:31,227 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 22:53:31,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-08-21 22:53:31,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 136. [2020-08-21 22:53:31,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-08-21 22:53:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-08-21 22:53:31,322 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-08-21 22:53:31,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:31,323 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-08-21 22:53:31,323 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 22:53:31,323 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-08-21 22:53:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-21 22:53:31,328 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:31,328 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:53:31,328 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 22:53:31,329 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:31,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:31,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1233948209, now seen corresponding path program 1 times [2020-08-21 22:53:31,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:31,330 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1862669691] [2020-08-21 22:53:31,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,703 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:31,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-21 22:53:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-21 22:53:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 22:53:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 22:53:31,796 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1862669691] [2020-08-21 22:53:31,797 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:31,797 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 22:53:31,797 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227316504] [2020-08-21 22:53:31,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 22:53:31,800 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:31,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 22:53:31,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 22:53:31,801 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 5 states. [2020-08-21 22:53:32,275 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 22:53:33,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:33,138 INFO L93 Difference]: Finished difference Result 242 states and 295 transitions. [2020-08-21 22:53:33,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 22:53:33,140 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-21 22:53:33,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:33,144 INFO L225 Difference]: With dead ends: 242 [2020-08-21 22:53:33,144 INFO L226 Difference]: Without dead ends: 156 [2020-08-21 22:53:33,146 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-21 22:53:33,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-21 22:53:33,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-21 22:53:33,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-21 22:53:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-08-21 22:53:33,184 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 60 [2020-08-21 22:53:33,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:33,185 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-08-21 22:53:33,185 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 22:53:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-08-21 22:53:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-21 22:53:33,188 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:33,188 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:53:33,188 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 22:53:33,188 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:33,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:33,189 INFO L82 PathProgramCache]: Analyzing trace with hash -385728390, now seen corresponding path program 1 times [2020-08-21 22:53:33,189 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:33,189 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [156043472] [2020-08-21 22:53:33,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,603 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:33,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 22:53:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 22:53:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-21 22:53:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 22:53:33,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [156043472] [2020-08-21 22:53:33,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:33,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 22:53:33,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844043557] [2020-08-21 22:53:33,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 22:53:33,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:33,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 22:53:33,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 22:53:33,717 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 9 states. [2020-08-21 22:53:34,056 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:53:34,364 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:34,645 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:34,873 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:35,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:35,968 INFO L93 Difference]: Finished difference Result 255 states and 314 transitions. [2020-08-21 22:53:35,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 22:53:35,969 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-21 22:53:35,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:35,974 INFO L225 Difference]: With dead ends: 255 [2020-08-21 22:53:35,974 INFO L226 Difference]: Without dead ends: 156 [2020-08-21 22:53:35,979 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-21 22:53:35,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-21 22:53:36,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-21 22:53:36,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-21 22:53:36,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-08-21 22:53:36,031 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 65 [2020-08-21 22:53:36,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:36,031 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-08-21 22:53:36,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 22:53:36,032 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-08-21 22:53:36,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-08-21 22:53:36,034 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:36,034 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:53:36,035 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 22:53:36,035 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:36,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:36,035 INFO L82 PathProgramCache]: Analyzing trace with hash -834881370, now seen corresponding path program 1 times [2020-08-21 22:53:36,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:36,036 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1337691611] [2020-08-21 22:53:36,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,354 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:36,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 22:53:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-21 22:53:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 22:53:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 22:53:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 22:53:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-08-21 22:53:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 22:53:36,479 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1337691611] [2020-08-21 22:53:36,479 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:36,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 22:53:36,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388027475] [2020-08-21 22:53:36,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 22:53:36,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:36,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 22:53:36,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 22:53:36,483 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 9 states. [2020-08-21 22:53:36,910 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:53:37,609 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:38,181 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:38,426 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:38,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:38,486 INFO L93 Difference]: Finished difference Result 212 states and 264 transitions. [2020-08-21 22:53:38,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 22:53:38,487 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-08-21 22:53:38,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:38,488 INFO L225 Difference]: With dead ends: 212 [2020-08-21 22:53:38,488 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 22:53:38,490 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-08-21 22:53:38,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 22:53:38,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 22:53:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 22:53:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 22:53:38,491 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-08-21 22:53:38,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:38,491 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 22:53:38,491 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 22:53:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 22:53:38,491 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 22:53:38,491 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 22:53:38,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 22:53:39,711 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 22:53:39,856 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:40,050 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 22:53:40,195 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-08-21 22:53:40,392 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:40,567 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:40,722 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-21 22:53:40,899 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 22:53:41,047 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 22:53:41,203 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 22:53:41,364 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 22:53:41,519 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:41,714 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:41,871 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:42,018 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 22:53:42,177 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 22:53:42,326 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:42,572 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 22:53:42,748 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 22:53:42,752 INFO L268 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-08-21 22:53:42,752 INFO L268 CegarLoopResult]: For program point L500-1(lines 500 504) no Hoare annotation was computed. [2020-08-21 22:53:42,752 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 469 524) no Hoare annotation was computed. [2020-08-21 22:53:42,753 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-08-21 22:53:42,753 INFO L268 CegarLoopResult]: For program point L494-2(lines 494 515) no Hoare annotation was computed. [2020-08-21 22:53:42,753 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 469 524) no Hoare annotation was computed. [2020-08-21 22:53:42,753 INFO L268 CegarLoopResult]: For program point L516(lines 493 517) no Hoare annotation was computed. [2020-08-21 22:53:42,753 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 469 524) no Hoare annotation was computed. [2020-08-21 22:53:42,753 INFO L268 CegarLoopResult]: For program point L577(lines 550 578) no Hoare annotation was computed. [2020-08-21 22:53:42,753 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-08-21 22:53:42,754 INFO L268 CegarLoopResult]: For program point L570-1(line 570) no Hoare annotation was computed. [2020-08-21 22:53:42,754 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 525 584) no Hoare annotation was computed. [2020-08-21 22:53:42,754 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 525 584) no Hoare annotation was computed. [2020-08-21 22:53:42,754 INFO L268 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-08-21 22:53:42,754 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-08-21 22:53:42,754 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 525 584) no Hoare annotation was computed. [2020-08-21 22:53:42,754 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-08-21 22:53:42,755 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 576) no Hoare annotation was computed. [2020-08-21 22:53:42,755 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 400 406) the Hoare annotation is: true [2020-08-21 22:53:42,755 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 400 406) no Hoare annotation was computed. [2020-08-21 22:53:42,755 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 407 415) no Hoare annotation was computed. [2020-08-21 22:53:42,755 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 407 415) the Hoare annotation is: true [2020-08-21 22:53:42,755 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 407 415) no Hoare annotation was computed. [2020-08-21 22:53:42,756 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 331 338) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 22:53:42,756 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 331 338) no Hoare annotation was computed. [2020-08-21 22:53:42,756 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 331 338) no Hoare annotation was computed. [2020-08-21 22:53:42,756 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 339 348) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 22:53:42,756 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 339 348) no Hoare annotation was computed. [2020-08-21 22:53:42,756 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-08-21 22:53:42,756 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 339 348) no Hoare annotation was computed. [2020-08-21 22:53:42,757 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 349 377) the Hoare annotation is: true [2020-08-21 22:53:42,757 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-21 22:53:42,757 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 349 377) no Hoare annotation was computed. [2020-08-21 22:53:42,757 INFO L268 CegarLoopResult]: For program point L362(lines 362 368) no Hoare annotation was computed. [2020-08-21 22:53:42,757 INFO L268 CegarLoopResult]: For program point L361(lines 361 371) no Hoare annotation was computed. [2020-08-21 22:53:42,757 INFO L271 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: true [2020-08-21 22:53:42,757 INFO L268 CegarLoopResult]: For program point L359-1(line 359) no Hoare annotation was computed. [2020-08-21 22:53:42,757 INFO L268 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-08-21 22:53:42,758 INFO L268 CegarLoopResult]: For program point L357-1(lines 349 377) no Hoare annotation was computed. [2020-08-21 22:53:42,758 INFO L271 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: true [2020-08-21 22:53:42,758 INFO L268 CegarLoopResult]: For program point L355-1(line 355) no Hoare annotation was computed. [2020-08-21 22:53:42,758 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 865 887) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,758 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 865 887) no Hoare annotation was computed. [2020-08-21 22:53:42,758 INFO L264 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,758 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 865 887) no Hoare annotation was computed. [2020-08-21 22:53:42,759 INFO L264 CegarLoopResult]: At program point L877-1(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,759 INFO L268 CegarLoopResult]: For program point L875(lines 875 882) no Hoare annotation was computed. [2020-08-21 22:53:42,759 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 882) no Hoare annotation was computed. [2020-08-21 22:53:42,759 INFO L268 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-08-21 22:53:42,759 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,760 INFO L264 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,760 INFO L264 CegarLoopResult]: At program point L871-1(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 823 846) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 823 846) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 823 846) no Hoare annotation was computed. [2020-08-21 22:53:42,760 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-08-21 22:53:42,761 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 90 114) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,762 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,762 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-08-21 22:53:42,762 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 90 114) no Hoare annotation was computed. [2020-08-21 22:53:42,762 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,762 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,762 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-08-21 22:53:42,762 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 185 193) no Hoare annotation was computed. [2020-08-21 22:53:42,762 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 185 193) the Hoare annotation is: true [2020-08-21 22:53:42,762 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 185 193) no Hoare annotation was computed. [2020-08-21 22:53:42,762 INFO L268 CegarLoopResult]: For program point L239(lines 239 243) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L271 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: true [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point L237-1(line 237) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 230 248) the Hoare annotation is: true [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 230 248) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 230 248) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point L213(lines 213 221) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point L213-2(lines 213 221) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 194 229) no Hoare annotation was computed. [2020-08-21 22:53:42,763 INFO L268 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 194 229) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 194 229) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 393 399) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 393 399) the Hoare annotation is: true [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 423 468) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 423 468) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 423 468) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 736 781) no Hoare annotation was computed. [2020-08-21 22:53:42,764 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-08-21 22:53:42,765 INFO L268 CegarLoopResult]: For program point L750(lines 750 770) no Hoare annotation was computed. [2020-08-21 22:53:42,765 INFO L268 CegarLoopResult]: For program point L750-1(lines 750 770) no Hoare annotation was computed. [2020-08-21 22:53:42,765 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 736 781) no Hoare annotation was computed. [2020-08-21 22:53:42,765 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 736 781) no Hoare annotation was computed. [2020-08-21 22:53:42,765 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 854 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,765 INFO L264 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-21 22:53:42,765 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 854 864) no Hoare annotation was computed. [2020-08-21 22:53:42,765 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 854 864) no Hoare annotation was computed. [2020-08-21 22:53:42,765 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 174 184) the Hoare annotation is: true [2020-08-21 22:53:42,765 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 174 184) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 174 184) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L271 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: true [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 166 173) the Hoare annotation is: true [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 166 173) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 166 173) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point L122-1(line 122) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-08-21 22:53:42,766 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 116 140) no Hoare annotation was computed. [2020-08-21 22:53:42,767 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 116 140) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,767 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,767 INFO L268 CegarLoopResult]: For program point L135-1(lines 116 140) no Hoare annotation was computed. [2020-08-21 22:53:42,767 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,767 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-08-21 22:53:42,767 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-08-21 22:53:42,767 INFO L264 CegarLoopResult]: At program point testENTRY(lines 261 326) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,767 INFO L264 CegarLoopResult]: At program point L316(lines 271 318) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,768 INFO L264 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,768 INFO L268 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-08-21 22:53:42,768 INFO L268 CegarLoopResult]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2020-08-21 22:53:42,768 INFO L268 CegarLoopResult]: For program point testFINAL(lines 261 326) no Hoare annotation was computed. [2020-08-21 22:53:42,768 INFO L268 CegarLoopResult]: For program point L273(lines 273 277) no Hoare annotation was computed. [2020-08-21 22:53:42,768 INFO L264 CegarLoopResult]: At program point L319(lines 270 320) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,768 INFO L268 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2020-08-21 22:53:42,768 INFO L264 CegarLoopResult]: At program point L309-2(lines 301 314) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,768 INFO L268 CegarLoopResult]: For program point L272(lines 271 318) no Hoare annotation was computed. [2020-08-21 22:53:42,768 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,768 INFO L268 CegarLoopResult]: For program point L301(lines 301 314) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L264 CegarLoopResult]: At program point L293(line 293) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point L291(lines 291 297) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point testEXIT(lines 261 326) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 297) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point L704(lines 704 724) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point L704-1(lines 704 724) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 690 735) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 690 735) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 690 735) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-08-21 22:53:42,769 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 141 148) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 141 148) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 141 148) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 968 976) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 968 976) the Hoare annotation is: true [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 968 976) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point L944(lines 944 952) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 936 958) no Hoare annotation was computed. [2020-08-21 22:53:42,770 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 936 958) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 936 958) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 383 392) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 383 392) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 383 392) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 587 689) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point L636-2(lines 636 656) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point L657(lines 635 658) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point L616(lines 616 632) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 587 689) no Hoare annotation was computed. [2020-08-21 22:53:42,771 INFO L268 CegarLoopResult]: For program point L676(lines 676 683) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L637(lines 636 656) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L633(lines 633 674) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 587 689) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L652(line 652) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L652-1(line 652) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point L675(lines 675 686) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:53:42,772 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point L160-1(lines 149 165) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point L156(lines 156 162) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 149 165) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 149 165) no Hoare annotation was computed. [2020-08-21 22:53:42,773 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 959 967) the Hoare annotation is: true [2020-08-21 22:53:42,773 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 959 967) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 959 967) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 915 926) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point L919-1(lines 915 926) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 915 926) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 927 935) the Hoare annotation is: true [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 927 935) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 927 935) no Hoare annotation was computed. [2020-08-21 22:53:42,774 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,774 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-08-21 22:53:42,775 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-08-21 22:53:42,775 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:42,775 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-08-21 22:53:42,775 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-21 22:53:42,775 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-08-21 22:53:42,775 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-21 22:53:42,775 INFO L271 CegarLoopResult]: At program point L803-2(lines 803 817) the Hoare annotation is: true [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 793 822) no Hoare annotation was computed. [2020-08-21 22:53:42,776 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-08-21 22:53:42,776 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 793 822) the Hoare annotation is: true [2020-08-21 22:53:42,776 INFO L271 CegarLoopResult]: At program point L818(lines 793 822) the Hoare annotation is: true [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-08-21 22:53:42,776 INFO L271 CegarLoopResult]: At program point L807-1(lines 807 811) the Hoare annotation is: true [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-08-21 22:53:42,776 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 891 902) the Hoare annotation is: true [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point L895-1(lines 891 902) no Hoare annotation was computed. [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 891 902) no Hoare annotation was computed. [2020-08-21 22:53:42,776 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 847 853) no Hoare annotation was computed. [2020-08-21 22:53:42,777 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 847 853) the Hoare annotation is: true [2020-08-21 22:53:42,777 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:53:42,777 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-21 22:53:42,777 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 22:53:42,777 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:53:42,777 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 249 256) no Hoare annotation was computed. [2020-08-21 22:53:42,777 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 249 256) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-21 22:53:42,778 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 249 256) no Hoare annotation was computed. [2020-08-21 22:53:42,778 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 903 914) no Hoare annotation was computed. [2020-08-21 22:53:42,778 INFO L268 CegarLoopResult]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2020-08-21 22:53:42,778 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 903 914) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 22:53:42,778 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 783 790) no Hoare annotation was computed. [2020-08-21 22:53:42,778 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 787) no Hoare annotation was computed. [2020-08-21 22:53:42,778 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 783 790) the Hoare annotation is: true [2020-08-21 22:53:42,779 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 783 790) no Hoare annotation was computed. [2020-08-21 22:53:42,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 10:53:42 BoogieIcfgContainer [2020-08-21 22:53:42,796 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 22:53:42,798 INFO L168 Benchmark]: Toolchain (without parser) took 15688.46 ms. Allocated memory was 138.9 MB in the beginning and 500.7 MB in the end (delta: 361.8 MB). Free memory was 100.6 MB in the beginning and 117.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 377.1 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:42,799 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 22:53:42,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.72 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.4 MB in the beginning and 170.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:42,801 INFO L168 Benchmark]: Boogie Preprocessor took 86.81 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:42,802 INFO L168 Benchmark]: RCFGBuilder took 1187.81 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 195.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:42,803 INFO L168 Benchmark]: TraceAbstraction took 13731.58 ms. Allocated memory was 233.8 MB in the beginning and 500.7 MB in the end (delta: 266.9 MB). Free memory was 194.4 MB in the beginning and 117.0 MB in the end (delta: 77.4 MB). Peak memory consumption was 376.0 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:42,807 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.72 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.4 MB in the beginning and 170.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.81 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1187.81 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 195.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13731.58 ms. Allocated memory was 233.8 MB in the beginning and 500.7 MB in the end (delta: 266.9 MB). Free memory was 194.4 MB in the beginning and 117.0 MB in the end (delta: 77.4 MB). Peak memory consumption was 376.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 787]: 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: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 431 SDtfs, 605 SDslu, 268 SDs, 0 SdLazy, 1197 SolverSat, 408 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred 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, 4 MinimizatonAttempts, 88 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 249 PreInvPairs, 269 NumberOfFragments, 768 HoareAnnotationTreeSize, 249 FomulaSimplifications, 10532 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 5351 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 77920 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...