/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:22,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:22,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:22,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:22,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:22,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:22,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:22,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:22,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:22,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:22,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:22,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:22,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:22,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:22,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:22,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:22,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:22,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:22,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:22,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:22,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:22,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:22,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:22,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:22,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:22,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:22,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:22,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:22,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:22,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:22,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:22,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:22,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:22,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:22,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:22,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:22,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:22,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:22,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:22,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:22,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:22,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:38:22,761 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:22,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:22,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:22,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:22,764 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:22,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:22,764 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:22,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:22,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:22,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:22,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:22,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:22,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:22,769 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:22,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:22,770 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:22,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:22,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:22,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:22,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:22,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:22,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:22,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:22,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:22,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:22,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:22,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:22,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:22,772 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:22,776 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:38:23,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:23,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:23,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:23,108 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:23,108 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:23,109 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-07-21 10:38:23,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bc2924fb/d493a2dda1e4455db6f7c95ecfd2590a/FLAGdd8c62d60 [2020-07-21 10:38:23,679 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:23,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2020-07-21 10:38:23,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bc2924fb/d493a2dda1e4455db6f7c95ecfd2590a/FLAGdd8c62d60 [2020-07-21 10:38:24,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bc2924fb/d493a2dda1e4455db6f7c95ecfd2590a [2020-07-21 10:38:24,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:24,028 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:24,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:24,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:24,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:24,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24, skipping insertion in model container [2020-07-21 10:38:24,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:24,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:24,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:24,493 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:24,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:24,650 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:24,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24 WrapperNode [2020-07-21 10:38:24,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:24,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:24,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:24,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:24,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:24,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:24,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:24,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:24,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-21 10:38:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:24,825 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:24,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:24,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:24,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:38:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 10:38:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:38:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 10:38:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:25,916 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:25,916 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:25,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:25 BoogieIcfgContainer [2020-07-21 10:38:25,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:25,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:25,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:25,930 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:25,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:24" (1/3) ... [2020-07-21 10:38:25,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3c373e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:25, skipping insertion in model container [2020-07-21 10:38:25,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (2/3) ... [2020-07-21 10:38:25,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3c373e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:25, skipping insertion in model container [2020-07-21 10:38:25,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:25" (3/3) ... [2020-07-21 10:38:25,934 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product13.cil.c [2020-07-21 10:38:25,945 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:25,958 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:25,975 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:25,996 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:25,996 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:25,996 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:25,997 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:25,997 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:25,997 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:25,997 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:25,998 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:26,022 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-07-21 10:38:26,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:26,032 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:26,033 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] [2020-07-21 10:38:26,033 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:26,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:26,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1595461522, now seen corresponding path program 1 times [2020-07-21 10:38:26,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:26,049 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [252084122] [2020-07-21 10:38:26,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:26,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:26,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:26,358 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:26,359 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [252084122] [2020-07-21 10:38:26,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:26,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:26,362 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023965886] [2020-07-21 10:38:26,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:26,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:26,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:26,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:26,386 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2020-07-21 10:38:26,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:26,426 INFO L93 Difference]: Finished difference Result 220 states and 273 transitions. [2020-07-21 10:38:26,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:26,428 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:26,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:26,442 INFO L225 Difference]: With dead ends: 220 [2020-07-21 10:38:26,442 INFO L226 Difference]: Without dead ends: 112 [2020-07-21 10:38:26,446 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:26,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-07-21 10:38:26,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2020-07-21 10:38:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-21 10:38:26,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-07-21 10:38:26,500 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 59 [2020-07-21 10:38:26,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:26,501 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-07-21 10:38:26,501 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-07-21 10:38:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:26,505 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:26,505 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] [2020-07-21 10:38:26,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:26,721 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:26,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:26,722 INFO L82 PathProgramCache]: Analyzing trace with hash 656370565, now seen corresponding path program 1 times [2020-07-21 10:38:26,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:26,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2072494315] [2020-07-21 10:38:26,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:26,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:26,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:27,020 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:27,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2072494315] [2020-07-21 10:38:27,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:27,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:27,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947943371] [2020-07-21 10:38:27,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:27,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:27,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:27,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,024 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 3 states. [2020-07-21 10:38:27,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:27,057 INFO L93 Difference]: Finished difference Result 196 states and 235 transitions. [2020-07-21 10:38:27,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:27,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:27,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:27,060 INFO L225 Difference]: With dead ends: 196 [2020-07-21 10:38:27,060 INFO L226 Difference]: Without dead ends: 112 [2020-07-21 10:38:27,062 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-07-21 10:38:27,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2020-07-21 10:38:27,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-21 10:38:27,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 129 transitions. [2020-07-21 10:38:27,077 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 129 transitions. Word has length 60 [2020-07-21 10:38:27,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:27,079 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 129 transitions. [2020-07-21 10:38:27,080 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:27,080 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 129 transitions. [2020-07-21 10:38:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-21 10:38:27,082 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:27,083 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] [2020-07-21 10:38:27,285 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,286 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:27,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:27,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1287960888, now seen corresponding path program 1 times [2020-07-21 10:38:27,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:27,288 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1321789595] [2020-07-21 10:38:27,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:27,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:27,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:27,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:27,508 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:27,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1321789595] [2020-07-21 10:38:27,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:27,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:27,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258784394] [2020-07-21 10:38:27,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:27,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:27,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:27,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,511 INFO L87 Difference]: Start difference. First operand 112 states and 129 transitions. Second operand 3 states. [2020-07-21 10:38:27,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:27,526 INFO L93 Difference]: Finished difference Result 169 states and 193 transitions. [2020-07-21 10:38:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:27,527 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-07-21 10:38:27,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:27,529 INFO L225 Difference]: With dead ends: 169 [2020-07-21 10:38:27,529 INFO L226 Difference]: Without dead ends: 103 [2020-07-21 10:38:27,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-21 10:38:27,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-07-21 10:38:27,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-21 10:38:27,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 117 transitions. [2020-07-21 10:38:27,544 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 117 transitions. Word has length 68 [2020-07-21 10:38:27,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:27,545 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 117 transitions. [2020-07-21 10:38:27,545 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:27,545 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2020-07-21 10:38:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-07-21 10:38:27,547 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:27,547 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] [2020-07-21 10:38:27,760 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,761 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:27,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:27,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1236378138, now seen corresponding path program 1 times [2020-07-21 10:38:27,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:27,762 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [988686241] [2020-07-21 10:38:27,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:28,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:28,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:28,092 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:28,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [988686241] [2020-07-21 10:38:28,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:28,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:28,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947447183] [2020-07-21 10:38:28,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:28,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:28,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:28,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:28,095 INFO L87 Difference]: Start difference. First operand 103 states and 117 transitions. Second operand 6 states. [2020-07-21 10:38:28,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:28,279 INFO L93 Difference]: Finished difference Result 156 states and 184 transitions. [2020-07-21 10:38:28,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:28,280 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 72 [2020-07-21 10:38:28,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:28,281 INFO L225 Difference]: With dead ends: 156 [2020-07-21 10:38:28,281 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:28,283 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:38:28,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:28,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:28,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:28,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-07-21 10:38:28,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:28,284 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:28,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:28,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:28,494 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:28,497 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:29,214 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-07-21 10:38:29,215 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-07-21 10:38:29,215 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-07-21 10:38:29,215 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-07-21 10:38:29,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-07-21 10:38:29,215 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-07-21 10:38:29,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-07-21 10:38:29,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-07-21 10:38:29,216 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-07-21 10:38:29,216 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-07-21 10:38:29,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-07-21 10:38:29,216 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-21 10:38:29,216 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-07-21 10:38:29,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-07-21 10:38:29,217 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-07-21 10:38:29,217 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-07-21 10:38:29,217 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-21 10:38:29,217 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-07-21 10:38:29,218 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 10:38:29,218 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 10:38:29,218 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:29,218 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 10:38:29,218 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:29,218 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 448 455) the Hoare annotation is: true [2020-07-21 10:38:29,219 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 448 455) no Hoare annotation was computed. [2020-07-21 10:38:29,219 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 448 455) no Hoare annotation was computed. [2020-07-21 10:38:29,219 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 456 465) the Hoare annotation is: true [2020-07-21 10:38:29,219 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 10:38:29,219 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 456 465) no Hoare annotation was computed. [2020-07-21 10:38:29,220 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 456 465) no Hoare annotation was computed. [2020-07-21 10:38:29,220 INFO L264 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,220 INFO L268 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-07-21 10:38:29,220 INFO L268 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-07-21 10:38:29,220 INFO L271 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: true [2020-07-21 10:38:29,220 INFO L268 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-07-21 10:38:29,221 INFO L268 CegarLoopResult]: For program point L474(lines 474 491) no Hoare annotation was computed. [2020-07-21 10:38:29,221 INFO L268 CegarLoopResult]: For program point L474-1(lines 466 494) no Hoare annotation was computed. [2020-07-21 10:38:29,221 INFO L271 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: true [2020-07-21 10:38:29,221 INFO L268 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-07-21 10:38:29,221 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 466 494) the Hoare annotation is: true [2020-07-21 10:38:29,221 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 466 494) no Hoare annotation was computed. [2020-07-21 10:38:29,222 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,222 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,222 INFO L264 CegarLoopResult]: At program point L672-1(line 672) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,222 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 666 688) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,222 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 666 688) no Hoare annotation was computed. [2020-07-21 10:38:29,222 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 666 688) no Hoare annotation was computed. [2020-07-21 10:38:29,223 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,223 INFO L264 CegarLoopResult]: At program point L678-1(line 678) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,223 INFO L268 CegarLoopResult]: For program point L676(lines 676 683) no Hoare annotation was computed. [2020-07-21 10:38:29,223 INFO L268 CegarLoopResult]: For program point L676-1(lines 676 683) no Hoare annotation was computed. [2020-07-21 10:38:29,223 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-07-21 10:38:29,223 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-07-21 10:38:29,224 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-07-21 10:38:29,224 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 623 646) no Hoare annotation was computed. [2020-07-21 10:38:29,224 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-07-21 10:38:29,224 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-07-21 10:38:29,224 INFO L268 CegarLoopResult]: For program point L637(line 637) no Hoare annotation was computed. [2020-07-21 10:38:29,224 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 623 646) no Hoare annotation was computed. [2020-07-21 10:38:29,225 INFO L268 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-07-21 10:38:29,225 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 623 646) no Hoare annotation was computed. [2020-07-21 10:38:29,225 INFO L268 CegarLoopResult]: For program point L635(line 635) no Hoare annotation was computed. [2020-07-21 10:38:29,225 INFO L268 CegarLoopResult]: For program point L634(line 634) no Hoare annotation was computed. [2020-07-21 10:38:29,225 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-07-21 10:38:29,225 INFO L268 CegarLoopResult]: For program point L632(line 632) no Hoare annotation was computed. [2020-07-21 10:38:29,226 INFO L268 CegarLoopResult]: For program point L631(line 631) no Hoare annotation was computed. [2020-07-21 10:38:29,226 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-07-21 10:38:29,226 INFO L268 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-07-21 10:38:29,226 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-07-21 10:38:29,226 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 722 728) no Hoare annotation was computed. [2020-07-21 10:38:29,227 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 722 728) the Hoare annotation is: true [2020-07-21 10:38:29,227 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 755 762) no Hoare annotation was computed. [2020-07-21 10:38:29,227 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 755 762) no Hoare annotation was computed. [2020-07-21 10:38:29,227 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 755 762) no Hoare annotation was computed. [2020-07-21 10:38:29,227 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 799 807) no Hoare annotation was computed. [2020-07-21 10:38:29,227 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 799 807) the Hoare annotation is: true [2020-07-21 10:38:29,227 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 799 807) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point L827(lines 827 835) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point L827-2(lines 827 835) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point L815(lines 815 823) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 808 843) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point L815-2(lines 815 823) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 808 843) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-21 10:38:29,228 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-07-21 10:38:29,229 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 808 843) no Hoare annotation was computed. [2020-07-21 10:38:29,229 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 10:38:29,229 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 10:38:29,229 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-07-21 10:38:29,229 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-07-21 10:38:29,229 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-07-21 10:38:29,230 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-07-21 10:38:29,230 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-07-21 10:38:29,230 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-07-21 10:38:29,230 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-07-21 10:38:29,230 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-07-21 10:38:29,230 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-07-21 10:38:29,231 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 655 665) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,231 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 655 665) no Hoare annotation was computed. [2020-07-21 10:38:29,231 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 655 665) no Hoare annotation was computed. [2020-07-21 10:38:29,231 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,231 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 788 798) the Hoare annotation is: true [2020-07-21 10:38:29,231 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 788 798) no Hoare annotation was computed. [2020-07-21 10:38:29,232 INFO L271 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: true [2020-07-21 10:38:29,232 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-07-21 10:38:29,232 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 788 798) no Hoare annotation was computed. [2020-07-21 10:38:29,232 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 780 787) the Hoare annotation is: true [2020-07-21 10:38:29,232 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 780 787) no Hoare annotation was computed. [2020-07-21 10:38:29,232 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 780 787) no Hoare annotation was computed. [2020-07-21 10:38:29,233 INFO L264 CegarLoopResult]: At program point L736(line 736) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,233 INFO L268 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-07-21 10:38:29,233 INFO L268 CegarLoopResult]: For program point L734(lines 734 751) no Hoare annotation was computed. [2020-07-21 10:38:29,233 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 730 754) no Hoare annotation was computed. [2020-07-21 10:38:29,233 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 730 754) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,233 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point L749-1(lines 730 754) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,234 INFO L264 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point L738(lines 738 746) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point L865(lines 865 871) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point L865-1(lines 865 871) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L264 CegarLoopResult]: At program point testENTRY(lines 845 908) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point L857(lines 857 861) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point testFINAL(lines 845 908) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L264 CegarLoopResult]: At program point L901(lines 854 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point L891(lines 891 895) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L264 CegarLoopResult]: At program point L891-2(lines 885 896) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point L856(lines 855 900) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point L885(lines 885 896) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L264 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point L875(lines 875 881) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 881) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L264 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point testEXIT(lines 845 908) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L264 CegarLoopResult]: At program point L898(lines 855 900) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point L556-2(lines 556 564) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 548 570) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 548 570) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 548 570) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:29,239 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:29,239 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-07-21 10:38:29,239 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-07-21 10:38:29,239 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-07-21 10:38:29,239 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-07-21 10:38:29,239 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point L768-1(line 768) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 763 779) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 763 779) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point L774-1(lines 763 779) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point L770(lines 770 776) no Hoare annotation was computed. [2020-07-21 10:38:29,243 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 571 579) the Hoare annotation is: true [2020-07-21 10:38:29,243 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 571 579) no Hoare annotation was computed. [2020-07-21 10:38:29,243 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 571 579) no Hoare annotation was computed. [2020-07-21 10:38:29,243 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,243 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,244 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,244 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 527 538) the Hoare annotation is: true [2020-07-21 10:38:29,244 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 527 538) no Hoare annotation was computed. [2020-07-21 10:38:29,244 INFO L268 CegarLoopResult]: For program point L531-1(lines 527 538) no Hoare annotation was computed. [2020-07-21 10:38:29,244 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 539 547) the Hoare annotation is: true [2020-07-21 10:38:29,244 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 539 547) no Hoare annotation was computed. [2020-07-21 10:38:29,245 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 539 547) no Hoare annotation was computed. [2020-07-21 10:38:29,245 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,245 INFO L268 CegarLoopResult]: For program point L702(lines 698 720) no Hoare annotation was computed. [2020-07-21 10:38:29,245 INFO L268 CegarLoopResult]: For program point L700(lines 698 720) no Hoare annotation was computed. [2020-07-21 10:38:29,245 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 695 721) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 695 721) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L264 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 695 721) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L264 CegarLoopResult]: At program point L709(lines 709 715) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 592 621) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L271 CegarLoopResult]: At program point L606-1(lines 606 610) the Hoare annotation is: true [2020-07-21 10:38:29,247 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 592 621) the Hoare annotation is: true [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L603(line 603) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L271 CegarLoopResult]: At program point L602-2(lines 602 616) the Hoare annotation is: true [2020-07-21 10:38:29,248 INFO L271 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: true [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L271 CegarLoopResult]: At program point L617(lines 592 621) the Hoare annotation is: true [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 503 514) the Hoare annotation is: true [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point L507-1(lines 503 514) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 503 514) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 647 653) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 647 653) the Hoare annotation is: true [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:29,249 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 515 526) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point L519-1(lines 515 526) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 515 526) the Hoare annotation is: true [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2020-07-21 10:38:29,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:29 BoogieIcfgContainer [2020-07-21 10:38:29,270 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:29,273 INFO L168 Benchmark]: Toolchain (without parser) took 5245.11 ms. Allocated memory was 139.5 MB in the beginning and 247.5 MB in the end (delta: 108.0 MB). Free memory was 101.6 MB in the beginning and 103.1 MB in the end (delta: -1.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,274 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.47 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 173.3 MB in the end (delta: -72.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,277 INFO L168 Benchmark]: Boogie Preprocessor took 90.48 ms. Allocated memory is still 204.5 MB. Free memory was 173.3 MB in the beginning and 169.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,278 INFO L168 Benchmark]: RCFGBuilder took 1180.27 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 169.3 MB in the beginning and 199.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,279 INFO L168 Benchmark]: TraceAbstraction took 3343.83 ms. Allocated memory was 236.5 MB in the beginning and 247.5 MB in the end (delta: 11.0 MB). Free memory was 197.6 MB in the beginning and 103.1 MB in the end (delta: 94.5 MB). Peak memory consumption was 105.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,284 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 624.47 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 173.3 MB in the end (delta: -72.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.48 ms. Allocated memory is still 204.5 MB. Free memory was 173.3 MB in the beginning and 169.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1180.27 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 169.3 MB in the beginning and 199.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3343.83 ms. Allocated memory was 236.5 MB in the beginning and 247.5 MB in the end (delta: 11.0 MB). Free memory was 197.6 MB in the beginning and 103.1 MB in the end (delta: 94.5 MB). Peak memory consumption was 105.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || (0 == pumpRunning && splverifierCounter <= 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 470 SDtfs, 168 SDslu, 314 SDs, 0 SdLazy, 56 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 257 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 183 PreInvPairs, 191 NumberOfFragments, 320 HoareAnnotationTreeSize, 183 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 278 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 255 ConstructedInterpolants, 0 QuantifiedInterpolants, 24747 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2810 ConjunctsInSsa, 16 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...