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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:22:28,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:22:28,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:22:28,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:22:28,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:22:28,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:22:28,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:22:28,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:22:28,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:22:28,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:22:28,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:22:28,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:22:28,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:22:28,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:22:28,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:22:28,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:22:28,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:22:28,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:22:28,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:22:28,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:22:28,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:22:28,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:22:28,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:22:28,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:22:28,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:22:28,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:22:28,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:22:28,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:22:28,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:22:28,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:22:28,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:22:28,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:22:28,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:22:28,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:22:28,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:22:28,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:22:28,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:22:28,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:22:28,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:22:28,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:22:28,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:22:28,869 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 [2019-10-15 03:22:28,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:22:28,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:22:28,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:22:28,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:22:28,904 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:22:28,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:22:28,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:22:28,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:22:28,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:22:28,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:22:28,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:22:28,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:22:28,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:22:28,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:22:28,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:22:28,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:22:28,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:22:28,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:22:28,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:22:28,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:22:28,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:22:28,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:22:28,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:22:28,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:22:28,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:22:28,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:22:28,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:22:28,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:22:28,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 03:22:29,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:22:29,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:22:29,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:22:29,228 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:22:29,228 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:22:29,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-10-15 03:22:29,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8415362fe/5db9bd3d43de4be1a5579c4e6ad4f822/FLAGe76db9ce9 [2019-10-15 03:22:29,881 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:22:29,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-10-15 03:22:29,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8415362fe/5db9bd3d43de4be1a5579c4e6ad4f822/FLAGe76db9ce9 [2019-10-15 03:22:30,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8415362fe/5db9bd3d43de4be1a5579c4e6ad4f822 [2019-10-15 03:22:30,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:22:30,167 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:22:30,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:22:30,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:22:30,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:22:30,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:30,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e394a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30, skipping insertion in model container [2019-10-15 03:22:30,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:30,186 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:22:30,250 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:22:30,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:22:30,738 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:22:30,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:22:30,926 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:22:30,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30 WrapperNode [2019-10-15 03:22:30,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:22:30,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:22:30,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:22:30,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:22:30,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:30,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:30,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:30,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:31,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:31,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:31,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (1/1) ... [2019-10-15 03:22:31,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:22:31,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:22:31,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:22:31,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:22:31,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (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 [2019-10-15 03:22:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:22:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:22:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:22:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:22:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:22:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:22:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:22:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:22:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:22:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 03:22:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 03:22:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 03:22:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:22:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:22:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:22:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:22:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:22:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:22:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:22:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:22:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:22:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:22:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:22:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 03:22:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:22:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 03:22:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:22:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:22:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:22:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:22:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:22:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 03:22:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 03:22:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:22:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:22:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:22:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:22:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:22:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:22:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:22:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:22:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:22:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:22:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:22:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:22:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:22:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:22:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:22:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:22:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:22:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:22:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:22:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:22:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:22:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:22:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:22:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:22:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:22:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:22:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:22:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:22:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:22:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:22:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 03:22:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 03:22:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 03:22:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:22:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:22:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:22:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:22:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:22:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:22:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:22:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:22:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:22:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:22:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:22:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:22:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:22:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:22:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:22:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:22:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:22:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:22:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:22:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 03:22:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 03:22:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:22:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 03:22:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:22:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 03:22:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:22:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:22:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:22:33,019 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:22:33,019 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:22:33,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:22:33 BoogieIcfgContainer [2019-10-15 03:22:33,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:22:33,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:22:33,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:22:33,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:22:33,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:22:30" (1/3) ... [2019-10-15 03:22:33,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f8d9e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:22:33, skipping insertion in model container [2019-10-15 03:22:33,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:22:30" (2/3) ... [2019-10-15 03:22:33,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f8d9e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:22:33, skipping insertion in model container [2019-10-15 03:22:33,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:22:33" (3/3) ... [2019-10-15 03:22:33,032 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2019-10-15 03:22:33,045 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:22:33,057 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:22:33,074 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:22:33,109 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:22:33,109 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:22:33,109 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:22:33,109 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:22:33,109 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:22:33,110 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:22:33,110 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:22:33,110 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:22:33,137 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2019-10-15 03:22:33,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 03:22:33,151 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:22:33,152 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-15 03:22:33,155 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:22:33,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:22:33,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1534125972, now seen corresponding path program 1 times [2019-10-15 03:22:33,175 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:22:33,175 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057120056] [2019-10-15 03:22:33,176 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:33,176 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:33,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:22:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:22:33,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-15 03:22:33,627 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057120056] [2019-10-15 03:22:33,628 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:22:33,628 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:22:33,628 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503877653] [2019-10-15 03:22:33,633 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:22:33,634 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:22:33,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:22:33,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:22:33,652 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2019-10-15 03:22:33,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:22:33,695 INFO L93 Difference]: Finished difference Result 208 states and 255 transitions. [2019-10-15 03:22:33,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:22:33,697 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-10-15 03:22:33,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:22:33,712 INFO L225 Difference]: With dead ends: 208 [2019-10-15 03:22:33,713 INFO L226 Difference]: Without dead ends: 106 [2019-10-15 03:22:33,717 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:22:33,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-10-15 03:22:33,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-10-15 03:22:33,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-15 03:22:33,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2019-10-15 03:22:33,781 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 52 [2019-10-15 03:22:33,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:22:33,781 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2019-10-15 03:22:33,782 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:22:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2019-10-15 03:22:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-15 03:22:33,786 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:22:33,786 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-15 03:22:33,787 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:22:33,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:22:33,787 INFO L82 PathProgramCache]: Analyzing trace with hash 834062415, now seen corresponding path program 1 times [2019-10-15 03:22:33,788 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:22:33,788 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855570178] [2019-10-15 03:22:33,788 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:33,788 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:33,789 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:22:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:22:33,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-15 03:22:33,918 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855570178] [2019-10-15 03:22:33,918 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:22:33,918 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:22:33,919 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345018935] [2019-10-15 03:22:33,921 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:22:33,922 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:22:33,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:22:33,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:22:33,923 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2019-10-15 03:22:33,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:22:33,974 INFO L93 Difference]: Finished difference Result 156 states and 180 transitions. [2019-10-15 03:22:33,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:22:33,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-15 03:22:33,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:22:33,982 INFO L225 Difference]: With dead ends: 156 [2019-10-15 03:22:33,983 INFO L226 Difference]: Without dead ends: 98 [2019-10-15 03:22:33,985 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:22:33,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-15 03:22:34,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-15 03:22:34,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-15 03:22:34,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 112 transitions. [2019-10-15 03:22:34,013 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 112 transitions. Word has length 53 [2019-10-15 03:22:34,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:22:34,014 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 112 transitions. [2019-10-15 03:22:34,014 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:22:34,014 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2019-10-15 03:22:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 03:22:34,017 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:22:34,017 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-15 03:22:34,017 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:22:34,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:22:34,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1662443284, now seen corresponding path program 1 times [2019-10-15 03:22:34,018 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:22:34,019 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758560033] [2019-10-15 03:22:34,019 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:34,019 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:34,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:22:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:22:34,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-15 03:22:34,304 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758560033] [2019-10-15 03:22:34,304 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:22:34,304 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:22:34,304 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131998617] [2019-10-15 03:22:34,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:22:34,305 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:22:34,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:22:34,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:22:34,306 INFO L87 Difference]: Start difference. First operand 98 states and 112 transitions. Second operand 7 states. [2019-10-15 03:22:34,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:22:34,814 INFO L93 Difference]: Finished difference Result 294 states and 353 transitions. [2019-10-15 03:22:34,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 03:22:34,815 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-15 03:22:34,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:22:34,820 INFO L225 Difference]: With dead ends: 294 [2019-10-15 03:22:34,820 INFO L226 Difference]: Without dead ends: 221 [2019-10-15 03:22:34,821 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:22:34,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2019-10-15 03:22:34,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 209. [2019-10-15 03:22:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2019-10-15 03:22:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 250 transitions. [2019-10-15 03:22:34,888 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 250 transitions. Word has length 57 [2019-10-15 03:22:34,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:22:34,889 INFO L462 AbstractCegarLoop]: Abstraction has 209 states and 250 transitions. [2019-10-15 03:22:34,889 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:22:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 250 transitions. [2019-10-15 03:22:34,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-15 03:22:34,896 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:22:34,896 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-15 03:22:34,896 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:22:34,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:22:34,897 INFO L82 PathProgramCache]: Analyzing trace with hash -331027598, now seen corresponding path program 1 times [2019-10-15 03:22:34,899 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:22:34,899 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871306079] [2019-10-15 03:22:34,900 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:34,900 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:22:34,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:22:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:22:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 03:22:35,057 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871306079] [2019-10-15 03:22:35,058 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:22:35,058 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:22:35,058 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554281854] [2019-10-15 03:22:35,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:22:35,059 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:22:35,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:22:35,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:22:35,059 INFO L87 Difference]: Start difference. First operand 209 states and 250 transitions. Second operand 7 states. [2019-10-15 03:22:35,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:22:35,425 INFO L93 Difference]: Finished difference Result 353 states and 439 transitions. [2019-10-15 03:22:35,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:22:35,426 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-15 03:22:35,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:22:35,427 INFO L225 Difference]: With dead ends: 353 [2019-10-15 03:22:35,427 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:22:35,430 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-15 03:22:35,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:22:35,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:22:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:22:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:22:35,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-15 03:22:35,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:22:35,450 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:22:35,450 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:22:35,450 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:22:35,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:22:35,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:22:36,163 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-15 03:22:36,163 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-15 03:22:36,163 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-15 03:22:36,164 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-15 03:22:36,165 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 581 587) the Hoare annotation is: true [2019-10-15 03:22:36,165 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 581 587) no Hoare annotation was computed. [2019-10-15 03:22:36,165 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 588 596) no Hoare annotation was computed. [2019-10-15 03:22:36,165 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 588 596) the Hoare annotation is: true [2019-10-15 03:22:36,165 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 410 417) the Hoare annotation is: true [2019-10-15 03:22:36,165 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2019-10-15 03:22:36,165 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 418 427) the Hoare annotation is: true [2019-10-15 03:22:36,166 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 418 427) no Hoare annotation was computed. [2019-10-15 03:22:36,166 INFO L443 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2019-10-15 03:22:36,166 INFO L439 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 03:22:36,166 INFO L443 ceAbstractionStarter]: For program point L441(lines 441 447) no Hoare annotation was computed. [2019-10-15 03:22:36,166 INFO L443 ceAbstractionStarter]: For program point L440(lines 440 450) no Hoare annotation was computed. [2019-10-15 03:22:36,167 INFO L446 ceAbstractionStarter]: At program point L438(line 438) the Hoare annotation is: true [2019-10-15 03:22:36,167 INFO L443 ceAbstractionStarter]: For program point L438-1(line 438) no Hoare annotation was computed. [2019-10-15 03:22:36,167 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 453) no Hoare annotation was computed. [2019-10-15 03:22:36,167 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 428 456) no Hoare annotation was computed. [2019-10-15 03:22:36,167 INFO L446 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: true [2019-10-15 03:22:36,167 INFO L443 ceAbstractionStarter]: For program point L434-1(line 434) no Hoare annotation was computed. [2019-10-15 03:22:36,167 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 428 456) the Hoare annotation is: true [2019-10-15 03:22:36,168 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 428 456) no Hoare annotation was computed. [2019-10-15 03:22:36,168 INFO L439 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,168 INFO L439 ceAbstractionStarter]: At program point L545-1(line 545) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,168 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 539 561) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,168 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 539 561) no Hoare annotation was computed. [2019-10-15 03:22:36,169 INFO L439 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 03:22:36,169 INFO L439 ceAbstractionStarter]: At program point L551-1(line 551) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 03:22:36,169 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 556) no Hoare annotation was computed. [2019-10-15 03:22:36,169 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 549 556) no Hoare annotation was computed. [2019-10-15 03:22:36,169 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-15 03:22:36,170 INFO L439 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,170 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 493 516) no Hoare annotation was computed. [2019-10-15 03:22:36,170 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-15 03:22:36,170 INFO L443 ceAbstractionStarter]: For program point L510(line 510) no Hoare annotation was computed. [2019-10-15 03:22:36,170 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-15 03:22:36,170 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 493 516) no Hoare annotation was computed. [2019-10-15 03:22:36,170 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-15 03:22:36,171 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 493 516) no Hoare annotation was computed. [2019-10-15 03:22:36,171 INFO L443 ceAbstractionStarter]: For program point L507(line 507) no Hoare annotation was computed. [2019-10-15 03:22:36,171 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-15 03:22:36,171 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-15 03:22:36,171 INFO L443 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2019-10-15 03:22:36,171 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-15 03:22:36,171 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-15 03:22:36,172 INFO L443 ceAbstractionStarter]: For program point L501(line 501) no Hoare annotation was computed. [2019-10-15 03:22:36,172 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-15 03:22:36,172 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-15 03:22:36,172 INFO L443 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2019-10-15 03:22:36,172 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 644 650) no Hoare annotation was computed. [2019-10-15 03:22:36,172 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 644 650) the Hoare annotation is: true [2019-10-15 03:22:36,172 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 766 780) no Hoare annotation was computed. [2019-10-15 03:22:36,173 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 766 780) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-15 03:22:36,173 INFO L439 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 03:22:36,173 INFO L443 ceAbstractionStarter]: For program point L770(lines 770 776) no Hoare annotation was computed. [2019-10-15 03:22:36,173 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 677 684) no Hoare annotation was computed. [2019-10-15 03:22:36,173 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 677 684) no Hoare annotation was computed. [2019-10-15 03:22:36,173 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 721 729) no Hoare annotation was computed. [2019-10-15 03:22:36,174 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 721 729) the Hoare annotation is: true [2019-10-15 03:22:36,174 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-10-15 03:22:36,174 INFO L443 ceAbstractionStarter]: For program point L760-1(line 760) no Hoare annotation was computed. [2019-10-15 03:22:36,174 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 730 765) no Hoare annotation was computed. [2019-10-15 03:22:36,174 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 730 765) no Hoare annotation was computed. [2019-10-15 03:22:36,174 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 574 580) no Hoare annotation was computed. [2019-10-15 03:22:36,174 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 574 580) the Hoare annotation is: true [2019-10-15 03:22:36,175 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-15 03:22:36,175 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-15 03:22:36,175 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-15 03:22:36,175 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-15 03:22:36,175 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 525 535) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,175 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 525 535) no Hoare annotation was computed. [2019-10-15 03:22:36,175 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 525 535) no Hoare annotation was computed. [2019-10-15 03:22:36,176 INFO L439 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,176 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 710 720) the Hoare annotation is: true [2019-10-15 03:22:36,176 INFO L446 ceAbstractionStarter]: At program point L715(line 715) the Hoare annotation is: true [2019-10-15 03:22:36,176 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 710 720) no Hoare annotation was computed. [2019-10-15 03:22:36,176 INFO L443 ceAbstractionStarter]: For program point L715-1(line 715) no Hoare annotation was computed. [2019-10-15 03:22:36,176 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 702 709) the Hoare annotation is: true [2019-10-15 03:22:36,176 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 702 709) no Hoare annotation was computed. [2019-10-15 03:22:36,177 INFO L439 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 03:22:36,177 INFO L443 ceAbstractionStarter]: For program point L671-1(lines 652 676) no Hoare annotation was computed. [2019-10-15 03:22:36,177 INFO L439 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:22:36,177 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 652 676) no Hoare annotation was computed. [2019-10-15 03:22:36,177 INFO L439 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:22:36,177 INFO L443 ceAbstractionStarter]: For program point L660(lines 660 668) no Hoare annotation was computed. [2019-10-15 03:22:36,177 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 652 676) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 03:22:36,178 INFO L439 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:22:36,178 INFO L443 ceAbstractionStarter]: For program point L658-1(line 658) no Hoare annotation was computed. [2019-10-15 03:22:36,178 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 673) no Hoare annotation was computed. [2019-10-15 03:22:36,178 INFO L443 ceAbstractionStarter]: For program point L801(lines 800 849) no Hoare annotation was computed. [2019-10-15 03:22:36,178 INFO L439 ceAbstractionStarter]: At program point L832(line 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,178 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 790 857) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,179 INFO L443 ceAbstractionStarter]: For program point L830(lines 830 845) no Hoare annotation was computed. [2019-10-15 03:22:36,179 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 790 857) no Hoare annotation was computed. [2019-10-15 03:22:36,179 INFO L439 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,179 INFO L443 ceAbstractionStarter]: For program point L820(lines 820 826) no Hoare annotation was computed. [2019-10-15 03:22:36,179 INFO L443 ceAbstractionStarter]: For program point L820-1(lines 820 826) no Hoare annotation was computed. [2019-10-15 03:22:36,179 INFO L439 ceAbstractionStarter]: At program point L847(lines 800 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,179 INFO L439 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,180 INFO L443 ceAbstractionStarter]: For program point L810(lines 810 816) no Hoare annotation was computed. [2019-10-15 03:22:36,180 INFO L443 ceAbstractionStarter]: For program point L810-1(lines 810 816) no Hoare annotation was computed. [2019-10-15 03:22:36,180 INFO L439 ceAbstractionStarter]: At program point L850(lines 799 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,180 INFO L439 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,180 INFO L443 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2019-10-15 03:22:36,180 INFO L439 ceAbstractionStarter]: At program point L838-1(lines 830 845) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 03:22:36,181 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 790 857) no Hoare annotation was computed. [2019-10-15 03:22:36,181 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-15 03:22:36,181 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-15 03:22:36,181 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 906 928) no Hoare annotation was computed. [2019-10-15 03:22:36,181 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 906 928) no Hoare annotation was computed. [2019-10-15 03:22:36,181 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-15 03:22:36,181 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-15 03:22:36,182 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-15 03:22:36,182 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-15 03:22:36,182 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-15 03:22:36,182 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-15 03:22:36,182 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-15 03:22:36,183 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-15 03:22:36,183 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-15 03:22:36,183 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-15 03:22:36,183 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-15 03:22:36,183 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-15 03:22:36,183 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-15 03:22:36,184 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 564 573) no Hoare annotation was computed. [2019-10-15 03:22:36,184 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 564 573) no Hoare annotation was computed. [2019-10-15 03:22:36,184 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 03:22:36,184 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:22:36,184 INFO L443 ceAbstractionStarter]: For program point L690-1(line 690) no Hoare annotation was computed. [2019-10-15 03:22:36,184 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 685 701) no Hoare annotation was computed. [2019-10-15 03:22:36,184 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 685 701) no Hoare annotation was computed. [2019-10-15 03:22:36,185 INFO L443 ceAbstractionStarter]: For program point L696(line 696) no Hoare annotation was computed. [2019-10-15 03:22:36,185 INFO L443 ceAbstractionStarter]: For program point L696-1(lines 685 701) no Hoare annotation was computed. [2019-10-15 03:22:36,185 INFO L443 ceAbstractionStarter]: For program point L692(lines 692 698) no Hoare annotation was computed. [2019-10-15 03:22:36,185 INFO L443 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2019-10-15 03:22:36,185 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 929 937) the Hoare annotation is: true [2019-10-15 03:22:36,185 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 929 937) no Hoare annotation was computed. [2019-10-15 03:22:36,185 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:22:36,186 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:22:36,186 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 885 896) the Hoare annotation is: true [2019-10-15 03:22:36,186 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 885 896) no Hoare annotation was computed. [2019-10-15 03:22:36,186 INFO L439 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-15 03:22:36,186 INFO L439 ceAbstractionStarter]: At program point L631(lines 631 637) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 03:22:36,186 INFO L439 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 03:22:36,187 INFO L443 ceAbstractionStarter]: For program point L624(lines 620 642) no Hoare annotation was computed. [2019-10-15 03:22:36,187 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 617 643) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 03:22:36,187 INFO L443 ceAbstractionStarter]: For program point L622(lines 620 642) no Hoare annotation was computed. [2019-10-15 03:22:36,187 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 617 643) no Hoare annotation was computed. [2019-10-15 03:22:36,188 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 617 643) no Hoare annotation was computed. [2019-10-15 03:22:36,188 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-15 03:22:36,188 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 460 489) no Hoare annotation was computed. [2019-10-15 03:22:36,188 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 460 489) the Hoare annotation is: true [2019-10-15 03:22:36,188 INFO L443 ceAbstractionStarter]: For program point L474(lines 474 478) no Hoare annotation was computed. [2019-10-15 03:22:36,188 INFO L446 ceAbstractionStarter]: At program point L474-1(lines 474 478) the Hoare annotation is: true [2019-10-15 03:22:36,188 INFO L446 ceAbstractionStarter]: At program point L470-2(lines 470 484) the Hoare annotation is: true [2019-10-15 03:22:36,189 INFO L446 ceAbstractionStarter]: At program point L466(line 466) the Hoare annotation is: true [2019-10-15 03:22:36,189 INFO L443 ceAbstractionStarter]: For program point L466-1(line 466) no Hoare annotation was computed. [2019-10-15 03:22:36,189 INFO L446 ceAbstractionStarter]: At program point L485(lines 460 489) the Hoare annotation is: true [2019-10-15 03:22:36,189 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 897 905) the Hoare annotation is: true [2019-10-15 03:22:36,189 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 897 905) no Hoare annotation was computed. [2019-10-15 03:22:36,189 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 861 872) the Hoare annotation is: true [2019-10-15 03:22:36,189 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 861 872) no Hoare annotation was computed. [2019-10-15 03:22:36,190 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 517 523) no Hoare annotation was computed. [2019-10-15 03:22:36,190 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 517 523) the Hoare annotation is: true [2019-10-15 03:22:36,190 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:22:36,190 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-15 03:22:36,190 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:22:36,190 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:22:36,190 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2019-10-15 03:22:36,191 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: true [2019-10-15 03:22:36,191 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 873 884) no Hoare annotation was computed. [2019-10-15 03:22:36,191 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 873 884) the Hoare annotation is: true [2019-10-15 03:22:36,191 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 598 605) the Hoare annotation is: true [2019-10-15 03:22:36,191 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2019-10-15 03:22:36,191 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 598 605) no Hoare annotation was computed. [2019-10-15 03:22:36,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:22:36 BoogieIcfgContainer [2019-10-15 03:22:36,205 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:22:36,208 INFO L168 Benchmark]: Toolchain (without parser) took 6040.36 ms. Allocated memory was 138.4 MB in the beginning and 245.9 MB in the end (delta: 107.5 MB). Free memory was 102.0 MB in the beginning and 102.8 MB in the end (delta: -836.0 kB). Peak memory consumption was 106.6 MB. Max. memory is 7.1 GB. [2019-10-15 03:22:36,209 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-15 03:22:36,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.30 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.8 MB in the beginning and 167.6 MB in the end (delta: -65.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:22:36,211 INFO L168 Benchmark]: Boogie Preprocessor took 101.49 ms. Allocated memory is still 202.9 MB. Free memory was 167.6 MB in the beginning and 163.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 03:22:36,213 INFO L168 Benchmark]: RCFGBuilder took 1991.20 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 163.6 MB in the beginning and 147.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:22:36,214 INFO L168 Benchmark]: TraceAbstraction took 3183.04 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 146.5 MB in the beginning and 102.8 MB in the end (delta: 43.7 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:22:36,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 759.30 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.8 MB in the beginning and 167.6 MB in the end (delta: -65.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.49 ms. Allocated memory is still 202.9 MB. Free memory was 167.6 MB in the beginning and 163.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1991.20 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 163.6 MB in the beginning and 147.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3183.04 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 146.5 MB in the beginning and 102.8 MB in the end (delta: 43.7 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: 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: 800]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 185 locations, 1 error locations. Result: SAFE, OverallTime: 3.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 463 SDtfs, 289 SDslu, 636 SDs, 0 SdLazy, 366 SolverSat, 122 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=209occurred in iteration=3, 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, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 272 PreInvPairs, 296 NumberOfFragments, 412 HoareAnnotationTreeSize, 272 FomulaSimplifications, 168 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 870 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 219 ConstructedInterpolants, 0 QuantifiedInterpolants, 20673 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 8/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...