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_spec4_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:21:23,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:21:23,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:21:23,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:21:23,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:21:23,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:21:23,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:21:23,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:21:23,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:21:23,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:21:23,130 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:21:23,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:21:23,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:21:23,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:21:23,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:21:23,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:21:23,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:21:23,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:21:23,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:21:23,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:21:23,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:21:23,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:21:23,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:21:23,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:21:23,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:21:23,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:21:23,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:21:23,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:21:23,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:21:23,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:21:23,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:21:23,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:21:23,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:21:23,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:21:23,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:21:23,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:21:23,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:21:23,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:21:23,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:21:23,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:21:23,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:21:23,160 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 [2019-08-14 22:21:23,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:21:23,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:21:23,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:21:23,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:21:23,175 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:21:23,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:21:23,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:21:23,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:21:23,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:21:23,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:21:23,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:21:23,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:21:23,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:21:23,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:21:23,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:21:23,178 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:21:23,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:21:23,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:21:23,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:21:23,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:21:23,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:21:23,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:21:23,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:21:23,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:21:23,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:21:23,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:21:23,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:21:23,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:21:23,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:21:23,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:21:23,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:21:23,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:21:23,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:21:23,236 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:21:23,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-08-14 22:21:23,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f6e37560/c29d178340634cc8936c38d0a44dd7db/FLAG9679381f6 [2019-08-14 22:21:23,944 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:21:23,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-08-14 22:21:23,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f6e37560/c29d178340634cc8936c38d0a44dd7db/FLAG9679381f6 [2019-08-14 22:21:24,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f6e37560/c29d178340634cc8936c38d0a44dd7db [2019-08-14 22:21:24,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:21:24,243 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:21:24,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:21:24,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:21:24,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:21:24,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d3f0679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24, skipping insertion in model container [2019-08-14 22:21:24,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,259 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:21:24,305 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:21:24,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:21:24,755 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:21:24,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:21:24,891 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:21:24,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24 WrapperNode [2019-08-14 22:21:24,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:21:24,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:21:24,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:21:24,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:21:24,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... [2019-08-14 22:21:24,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:21:25,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:21:25,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:21:25,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:21:25,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:21:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:21:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:21:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:21:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-14 22:21:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-08-14 22:21:25,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-14 22:21:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-14 22:21:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-14 22:21:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-14 22:21:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-14 22:21:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-14 22:21:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-14 22:21:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-14 22:21:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-14 22:21:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-14 22:21:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-14 22:21:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:21:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-14 22:21:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-14 22:21:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-08-14 22:21:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-14 22:21:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-14 22:21:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-14 22:21:25,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-14 22:21:25,063 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-14 22:21:25,063 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-14 22:21:25,063 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-14 22:21:25,063 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-14 22:21:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-14 22:21:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-14 22:21:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-14 22:21:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-14 22:21:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-14 22:21:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-14 22:21:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-14 22:21:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-14 22:21:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-14 22:21:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:21:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 22:21:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-14 22:21:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-14 22:21:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-14 22:21:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-14 22:21:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-08-14 22:21:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 22:21:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 22:21:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 22:21:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-14 22:21:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 22:21:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 22:21:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 22:21:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 22:21:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-14 22:21:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 22:21:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-14 22:21:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-14 22:21:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 22:21:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-14 22:21:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-14 22:21:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 22:21:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-14 22:21:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-14 22:21:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-14 22:21:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-14 22:21:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-14 22:21:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-14 22:21:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-14 22:21:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-14 22:21:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-14 22:21:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-14 22:21:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-14 22:21:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-14 22:21:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-14 22:21:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:21:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-14 22:21:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-14 22:21:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-14 22:21:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-14 22:21:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-14 22:21:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-14 22:21:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-14 22:21:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-08-14 22:21:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-14 22:21:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-14 22:21:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:21:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 22:21:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:21:26,020 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:21:26,021 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 22:21:26,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:21:26 BoogieIcfgContainer [2019-08-14 22:21:26,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:21:26,023 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:21:26,023 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:21:26,024 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:21:26,024 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:21:26" (1/1) ... [2019-08-14 22:21:46,652 WARN L188 SmtUtils]: Spent 12.59 s on a formula simplification that was a NOOP. DAG size: 464 [2019-08-14 22:21:48,473 WARN L188 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-14 22:21:52,469 WARN L188 SmtUtils]: Spent 3.99 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-08-14 22:21:52,803 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:21:52,805 INFO L168 Benchmark]: Toolchain (without parser) took 28561.94 ms. Allocated memory was 137.9 MB in the beginning and 404.2 MB in the end (delta: 266.3 MB). Free memory was 83.1 MB in the beginning and 172.0 MB in the end (delta: -88.8 MB). Peak memory consumption was 239.9 MB. Max. memory is 7.1 GB. [2019-08-14 22:21:52,807 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 22:21:52,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.92 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 82.9 MB in the beginning and 166.3 MB in the end (delta: -83.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:21:52,810 INFO L168 Benchmark]: Boogie Preprocessor took 106.86 ms. Allocated memory is still 199.2 MB. Free memory was 166.3 MB in the beginning and 162.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-14 22:21:52,811 INFO L168 Benchmark]: RCFGBuilder took 1022.89 ms. Allocated memory is still 199.2 MB. Free memory was 162.0 MB in the beginning and 81.3 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:21:52,813 INFO L168 Benchmark]: Symbolic Interpretation took 26780.26 ms. Allocated memory was 199.2 MB in the beginning and 404.2 MB in the end (delta: 205.0 MB). Free memory was 81.3 MB in the beginning and 172.0 MB in the end (delta: -90.7 MB). Peak memory consumption was 176.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:21:52,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 439]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 363#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (or (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (not (= 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 0.48 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.92 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 82.9 MB in the beginning and 166.3 MB in the end (delta: -83.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.86 ms. Allocated memory is still 199.2 MB. Free memory was 166.3 MB in the beginning and 162.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1022.89 ms. Allocated memory is still 199.2 MB. Free memory was 162.0 MB in the beginning and 81.3 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 26780.26 ms. Allocated memory was 199.2 MB in the beginning and 404.2 MB in the end (delta: 205.0 MB). Free memory was 81.3 MB in the beginning and 172.0 MB in the end (delta: -90.7 MB). Peak memory consumption was 176.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...