java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 12:23:53,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 12:23:53,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 12:23:53,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 12:23:53,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 12:23:53,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 12:23:53,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 12:23:53,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 12:23:53,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 12:23:53,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 12:23:53,817 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 12:23:53,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 12:23:53,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 12:23:53,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 12:23:53,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 12:23:53,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 12:23:53,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 12:23:53,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 12:23:53,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 12:23:53,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 12:23:53,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 12:23:53,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 12:23:53,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 12:23:53,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 12:23:53,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 12:23:53,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 12:23:53,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 12:23:53,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 12:23:53,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 12:23:53,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 12:23:53,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 12:23:53,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 12:23:53,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 12:23:53,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 12:23:53,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 12:23:53,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 12:23:53,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 12:23:53,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 12:23:53,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 12:23:53,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 12:23:53,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 12:23:53,853 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 [2019-08-08 12:23:53,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 12:23:53,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 12:23:53,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 12:23:53,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 12:23:53,882 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 12:23:53,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 12:23:53,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 12:23:53,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 12:23:53,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 12:23:53,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 12:23:53,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 12:23:53,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 12:23:53,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 12:23:53,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 12:23:53,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 12:23:53,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 12:23:53,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 12:23:53,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 12:23:53,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 12:23:53,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 12:23:53,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 12:23:53,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 12:23:53,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 12:23:53,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 12:23:53,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 12:23:53,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 12:23:53,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 12:23:53,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 12:23:53,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 12:23:53,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 12:23:53,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 12:23:53,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 12:23:53,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 12:23:53,966 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 12:23:53,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2019-08-08 12:23:54,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c2dea41/2c8f4f9fba1e4b339992162535b60f07/FLAGc9381abb0 [2019-08-08 12:23:54,597 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 12:23:54,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2019-08-08 12:23:54,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c2dea41/2c8f4f9fba1e4b339992162535b60f07/FLAGc9381abb0 [2019-08-08 12:23:54,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c2dea41/2c8f4f9fba1e4b339992162535b60f07 [2019-08-08 12:23:54,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 12:23:54,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 12:23:54,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 12:23:54,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 12:23:54,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 12:23:54,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:23:54" (1/1) ... [2019-08-08 12:23:54,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d927ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:54, skipping insertion in model container [2019-08-08 12:23:54,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:23:54" (1/1) ... [2019-08-08 12:23:54,870 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 12:23:54,912 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 12:23:55,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:23:55,371 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 12:23:55,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:23:55,535 INFO L192 MainTranslator]: Completed translation [2019-08-08 12:23:55,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55 WrapperNode [2019-08-08 12:23:55,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 12:23:55,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 12:23:55,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 12:23:55,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 12:23:55,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (1/1) ... [2019-08-08 12:23:55,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (1/1) ... [2019-08-08 12:23:55,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (1/1) ... [2019-08-08 12:23:55,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (1/1) ... [2019-08-08 12:23:55,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (1/1) ... [2019-08-08 12:23:55,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (1/1) ... [2019-08-08 12:23:55,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (1/1) ... [2019-08-08 12:23:55,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 12:23:55,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 12:23:55,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 12:23:55,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 12:23:55,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:55" (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 [2019-08-08 12:23:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 12:23:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 12:23:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-08 12:23:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-08 12:23:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-08 12:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-08 12:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-08 12:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-08-08 12:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-08-08 12:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-08-08 12:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-08 12:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-08 12:23:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-08 12:23:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-08 12:23:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-08 12:23:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-08 12:23:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-08 12:23:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-08 12:23:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-08 12:23:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-08 12:23:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-08 12:23:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-08 12:23:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-08 12:23:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-08 12:23:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-08 12:23:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-08 12:23:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-08 12:23:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-08 12:23:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 12:23:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-08 12:23:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-08 12:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-08 12:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-08 12:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-08-08 12:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-08 12:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-08 12:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-08 12:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-08 12:23:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-08 12:23:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-08 12:23:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-08-08 12:23:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 12:23:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 12:23:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-08 12:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-08 12:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-08 12:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-08 12:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-08 12:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-08 12:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-08 12:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-08 12:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-08-08 12:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-08-08 12:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-08-08 12:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-08 12:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 12:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-08 12:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-08 12:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 12:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 12:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 12:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 12:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-08 12:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 12:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-08 12:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-08 12:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 12:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-08 12:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-08 12:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 12:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-08 12:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-08 12:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-08 12:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-08 12:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-08 12:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-08 12:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-08 12:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-08 12:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-08 12:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-08 12:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-08 12:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-08 12:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-08 12:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-08 12:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 12:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-08-08 12:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-08 12:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-08 12:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-08 12:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-08 12:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-08 12:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-08-08 12:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-08 12:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 12:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 12:23:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 12:23:57,316 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 12:23:57,316 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-08 12:23:57,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:23:57 BoogieIcfgContainer [2019-08-08 12:23:57,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 12:23:57,318 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 12:23:57,319 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 12:23:57,319 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 12:23:57,320 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:23:57" (1/1) ... [2019-08-08 12:23:57,332 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 12:23:57,334 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 12:23:57,343 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 12:23:57,352 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 12:23:57,354 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 12:23:57,453 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 456 [2019-08-08 12:23:57,490 INFO L185 IcfgInterpreter]: Interpreting procedure runTest with input of size 456 [2019-08-08 12:23:57,503 INFO L185 IcfgInterpreter]: Interpreting procedure test with input of size 456 [2019-08-08 12:23:57,837 INFO L185 IcfgInterpreter]: Interpreting procedure cleanup with input of size 15 [2019-08-08 12:23:57,889 INFO L185 IcfgInterpreter]: Interpreting procedure timeShift with input of size 1 [2019-08-08 12:23:57,892 INFO L185 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 35 [2019-08-08 12:23:57,895 INFO L185 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 42 [2019-08-08 12:23:57,896 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 12:23:57,896 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 12:23:57,899 INFO L179 IcfgInterpreter]: Location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 464#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (or (and (or (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (<= ~switchedOnBeforeTS~0 2147483647)) (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~switchedOnBeforeTS~0 0)) (<= ~switchedOnBeforeTS~0 2147483647))) (not (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= ~pumpRunning~0 0)))) (= 0 ~systemActive~0))) (not (= ~pumpRunning~0 0))) [2019-08-08 12:23:57,900 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 12:23:57,908 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 12:23:57,911 INFO L168 Benchmark]: Toolchain (without parser) took 3056.23 ms. Allocated memory was 139.5 MB in the beginning and 226.0 MB in the end (delta: 86.5 MB). Free memory was 86.1 MB in the beginning and 144.1 MB in the end (delta: -58.0 MB). Peak memory consumption was 76.9 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:57,912 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 12:23:57,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.39 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 85.9 MB in the beginning and 170.5 MB in the end (delta: -84.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:57,914 INFO L168 Benchmark]: Boogie Preprocessor took 119.98 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:57,915 INFO L168 Benchmark]: RCFGBuilder took 1660.22 ms. Allocated memory is still 201.9 MB. Free memory was 166.6 MB in the beginning and 85.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:57,916 INFO L168 Benchmark]: Symbolic Interpretation took 589.75 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 85.7 MB in the beginning and 144.1 MB in the end (delta: -58.3 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:57,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 595]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.39 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 85.9 MB in the beginning and 170.5 MB in the end (delta: -84.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.98 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1660.22 ms. Allocated memory is still 201.9 MB. Free memory was 166.6 MB in the beginning and 85.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 589.75 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 85.7 MB in the beginning and 144.1 MB in the end (delta: -58.3 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...