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 0.1.24-2989841 [2019-08-10 04:00:31,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 04:00:31,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 04:00:31,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 04:00:31,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 04:00:31,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 04:00:31,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 04:00:31,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 04:00:31,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 04:00:31,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 04:00:31,950 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 04:00:31,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 04:00:31,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 04:00:31,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 04:00:31,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 04:00:31,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 04:00:31,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 04:00:31,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 04:00:31,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 04:00:31,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 04:00:31,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 04:00:31,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 04:00:31,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 04:00:31,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 04:00:31,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 04:00:31,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 04:00:31,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 04:00:31,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 04:00:31,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 04:00:31,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 04:00:31,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 04:00:31,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 04:00:31,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 04:00:31,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 04:00:31,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 04:00:31,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 04:00:31,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 04:00:31,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 04:00:31,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 04:00:31,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 04:00:31,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 04:00:31,979 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 [2019-08-10 04:00:31,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 04:00:31,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 04:00:31,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 04:00:31,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 04:00:31,996 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 04:00:31,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 04:00:31,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 04:00:31,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 04:00:31,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 04:00:31,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 04:00:31,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 04:00:31,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 04:00:31,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 04:00:31,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 04:00:31,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 04:00:31,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 04:00:31,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 04:00:31,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 04:00:31,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 04:00:31,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 04:00:31,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 04:00:31,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 04:00:31,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 04:00:32,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 04:00:32,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 04:00:32,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 04:00:32,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 04:00:32,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 04:00:32,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 04:00:32,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 04:00:32,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 04:00:32,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 04:00:32,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 04:00:32,048 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 04:00:32,049 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2019-08-10 04:00:32,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad2183359/241d4952bb004555b3324f3719ace907/FLAG962cc421c [2019-08-10 04:00:32,675 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 04:00:32,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2019-08-10 04:00:32,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad2183359/241d4952bb004555b3324f3719ace907/FLAG962cc421c [2019-08-10 04:00:32,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad2183359/241d4952bb004555b3324f3719ace907 [2019-08-10 04:00:32,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 04:00:32,966 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 04:00:32,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 04:00:32,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 04:00:32,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 04:00:32,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:00:32" (1/1) ... [2019-08-10 04:00:32,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5112ed91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:32, skipping insertion in model container [2019-08-10 04:00:32,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:00:32" (1/1) ... [2019-08-10 04:00:32,984 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 04:00:33,044 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 04:00:33,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:00:33,539 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 04:00:33,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:00:33,668 INFO L192 MainTranslator]: Completed translation [2019-08-10 04:00:33,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33 WrapperNode [2019-08-10 04:00:33,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 04:00:33,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 04:00:33,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 04:00:33,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 04:00:33,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (1/1) ... [2019-08-10 04:00:33,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (1/1) ... [2019-08-10 04:00:33,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (1/1) ... [2019-08-10 04:00:33,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (1/1) ... [2019-08-10 04:00:33,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (1/1) ... [2019-08-10 04:00:33,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (1/1) ... [2019-08-10 04:00:33,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (1/1) ... [2019-08-10 04:00:33,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 04:00:33,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 04:00:33,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 04:00:33,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 04:00:33,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:00:33" (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 [2019-08-10 04:00:33,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 04:00:33,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 04:00:33,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-10 04:00:33,825 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-10 04:00:33,826 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-10 04:00:33,826 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-10 04:00:33,826 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-10 04:00:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-08-10 04:00:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-08-10 04:00:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-08-10 04:00:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-10 04:00:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-10 04:00:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-10 04:00:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-10 04:00:33,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-10 04:00:33,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-10 04:00:33,832 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-10 04:00:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-10 04:00:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-10 04:00:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-10 04:00:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-10 04:00:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-10 04:00:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-10 04:00:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-10 04:00:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-10 04:00:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-10 04:00:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-10 04:00:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-10 04:00:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 04:00:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-10 04:00:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-10 04:00:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-10 04:00:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-10 04:00:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-08-10 04:00:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-10 04:00:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-10 04:00:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-10 04:00:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-10 04:00:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-10 04:00:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-10 04:00:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-08-10 04:00:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 04:00:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 04:00:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-10 04:00:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-10 04:00:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-10 04:00:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-10 04:00:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-10 04:00:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-10 04:00:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-10 04:00:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-10 04:00:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-08-10 04:00:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-08-10 04:00:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-08-10 04:00:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-10 04:00:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-10 04:00:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-10 04:00:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-10 04:00:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-10 04:00:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 04:00:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 04:00:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 04:00:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-10 04:00:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 04:00:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-10 04:00:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-10 04:00:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 04:00:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-10 04:00:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-10 04:00:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 04:00:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-10 04:00:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-10 04:00:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-10 04:00:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-10 04:00:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-10 04:00:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-10 04:00:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-10 04:00:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-10 04:00:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-10 04:00:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-10 04:00:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-10 04:00:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-10 04:00:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-10 04:00:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-10 04:00:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 04:00:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-08-10 04:00:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-10 04:00:33,846 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-10 04:00:33,846 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-10 04:00:33,846 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-10 04:00:33,847 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-10 04:00:33,847 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-08-10 04:00:33,847 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-10 04:00:33,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 04:00:33,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 04:00:33,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 04:00:34,866 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 04:00:34,866 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-10 04:00:34,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:00:34 BoogieIcfgContainer [2019-08-10 04:00:34,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 04:00:34,869 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 04:00:34,869 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 04:00:34,869 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 04:00:34,870 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:00:34" (1/1) ... [2019-08-10 04:00:58,493 WARN L188 SmtUtils]: Spent 14.65 s on a formula simplification that was a NOOP. DAG size: 466 [2019-08-10 04:01:00,366 WARN L188 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-10 04:01:04,205 WARN L188 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-08-10 04:01:04,525 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 04:01:04,534 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 04:01:04,537 INFO L168 Benchmark]: Toolchain (without parser) took 31570.44 ms. Allocated memory was 136.8 MB in the beginning and 442.5 MB in the end (delta: 305.7 MB). Free memory was 83.2 MB in the beginning and 326.3 MB in the end (delta: -243.1 MB). Peak memory consumption was 276.1 MB. Max. memory is 7.1 GB. [2019-08-10 04:01:04,538 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 04:01:04,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.59 ms. Allocated memory was 136.8 MB in the beginning and 197.7 MB in the end (delta: 60.8 MB). Free memory was 83.0 MB in the beginning and 163.7 MB in the end (delta: -80.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-08-10 04:01:04,541 INFO L168 Benchmark]: Boogie Preprocessor took 88.09 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 159.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-10 04:01:04,542 INFO L168 Benchmark]: RCFGBuilder took 1110.67 ms. Allocated memory is still 197.7 MB. Free memory was 159.1 MB in the beginning and 78.6 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2019-08-10 04:01:04,544 INFO L168 Benchmark]: Symbolic Interpretation took 29666.18 ms. Allocated memory was 197.7 MB in the beginning and 442.5 MB in the end (delta: 244.8 MB). Free memory was 78.6 MB in the beginning and 326.3 MB in the end (delta: -247.7 MB). Peak memory consumption was 210.6 MB. Max. memory is 7.1 GB. [2019-08-10 04:01:04,554 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. Predicate is 461#(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))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.59 ms. Allocated memory was 136.8 MB in the beginning and 197.7 MB in the end (delta: 60.8 MB). Free memory was 83.0 MB in the beginning and 163.7 MB in the end (delta: -80.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.09 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 159.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1110.67 ms. Allocated memory is still 197.7 MB. Free memory was 159.1 MB in the beginning and 78.6 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 29666.18 ms. Allocated memory was 197.7 MB in the beginning and 442.5 MB in the end (delta: 244.8 MB). Free memory was 78.6 MB in the beginning and 326.3 MB in the end (delta: -247.7 MB). Peak memory consumption was 210.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...