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_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 03:52:13,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 03:52:13,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 03:52:13,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 03:52:13,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 03:52:13,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 03:52:13,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 03:52:13,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 03:52:13,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 03:52:13,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 03:52:13,407 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 03:52:13,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 03:52:13,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 03:52:13,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 03:52:13,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 03:52:13,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 03:52:13,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 03:52:13,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 03:52:13,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 03:52:13,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 03:52:13,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 03:52:13,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 03:52:13,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 03:52:13,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 03:52:13,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 03:52:13,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 03:52:13,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 03:52:13,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 03:52:13,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 03:52:13,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 03:52:13,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 03:52:13,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 03:52:13,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 03:52:13,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 03:52:13,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 03:52:13,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 03:52:13,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 03:52:13,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 03:52:13,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 03:52:13,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 03:52:13,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 03:52:13,443 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 03:52:13,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 03:52:13,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 03:52:13,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 03:52:13,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 03:52:13,459 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 03:52:13,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 03:52:13,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 03:52:13,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 03:52:13,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 03:52:13,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 03:52:13,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 03:52:13,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 03:52:13,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 03:52:13,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 03:52:13,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 03:52:13,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 03:52:13,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 03:52:13,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 03:52:13,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 03:52:13,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 03:52:13,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 03:52:13,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 03:52:13,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 03:52:13,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 03:52:13,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 03:52:13,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 03:52:13,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 03:52:13,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 03:52:13,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 03:52:13,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 03:52:13,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 03:52:13,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 03:52:13,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 03:52:13,523 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 03:52:13,524 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-08-10 03:52:13,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56089e401/dd7b461664214c81a2bf9179e80630f7/FLAGb03ee9d7d [2019-08-10 03:52:14,090 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 03:52:14,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-08-10 03:52:14,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56089e401/dd7b461664214c81a2bf9179e80630f7/FLAGb03ee9d7d [2019-08-10 03:52:14,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56089e401/dd7b461664214c81a2bf9179e80630f7 [2019-08-10 03:52:14,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 03:52:14,415 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 03:52:14,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 03:52:14,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 03:52:14,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 03:52:14,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 03:52:14" (1/1) ... [2019-08-10 03:52:14,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d2dc48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:14, skipping insertion in model container [2019-08-10 03:52:14,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 03:52:14" (1/1) ... [2019-08-10 03:52:14,432 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 03:52:14,496 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 03:52:14,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 03:52:14,958 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 03:52:15,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 03:52:15,078 INFO L192 MainTranslator]: Completed translation [2019-08-10 03:52:15,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15 WrapperNode [2019-08-10 03:52:15,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 03:52:15,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 03:52:15,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 03:52:15,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 03:52:15,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (1/1) ... [2019-08-10 03:52:15,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (1/1) ... [2019-08-10 03:52:15,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (1/1) ... [2019-08-10 03:52:15,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (1/1) ... [2019-08-10 03:52:15,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (1/1) ... [2019-08-10 03:52:15,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (1/1) ... [2019-08-10 03:52:15,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (1/1) ... [2019-08-10 03:52:15,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 03:52:15,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 03:52:15,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 03:52:15,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 03:52:15,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:52:15" (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 03:52:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 03:52:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 03:52:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-10 03:52:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-10 03:52:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-10 03:52:15,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-10 03:52:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-10 03:52:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-10 03:52:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-10 03:52:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-10 03:52:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-10 03:52:15,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-10 03:52:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-10 03:52:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-10 03:52:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-10 03:52:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-10 03:52:15,238 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-10 03:52:15,239 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 03:52:15,239 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-10 03:52:15,239 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-10 03:52:15,239 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-10 03:52:15,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-10 03:52:15,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-10 03:52:15,240 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-10 03:52:15,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-10 03:52:15,240 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-10 03:52:15,240 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-10 03:52:15,240 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-10 03:52:15,240 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-08-10 03:52:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-10 03:52:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-08-10 03:52:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-10 03:52:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-10 03:52:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-10 03:52:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-10 03:52:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-10 03:52:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-10 03:52:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-10 03:52:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-10 03:52:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-08-10 03:52:15,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-08-10 03:52:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 03:52:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 03:52:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-10 03:52:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-10 03:52:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-10 03:52:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-10 03:52:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-10 03:52:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-10 03:52:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 03:52:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 03:52:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 03:52:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-10 03:52:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 03:52:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-10 03:52:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-10 03:52:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 03:52:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-10 03:52:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-10 03:52:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 03:52:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-10 03:52:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-10 03:52:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-10 03:52:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-10 03:52:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-10 03:52:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-10 03:52:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-10 03:52:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-10 03:52:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-10 03:52:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-10 03:52:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-10 03:52:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-10 03:52:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-08-10 03:52:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-10 03:52:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-10 03:52:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 03:52:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-10 03:52:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-10 03:52:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-10 03:52:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-10 03:52:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-10 03:52:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-10 03:52:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-10 03:52:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-10 03:52:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-10 03:52:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-08-10 03:52:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-10 03:52:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-10 03:52:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-10 03:52:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-08-10 03:52:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-10 03:52:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-08-10 03:52:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-10 03:52:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 03:52:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 03:52:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 03:52:16,306 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 03:52:16,307 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-10 03:52:16,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 03:52:16 BoogieIcfgContainer [2019-08-10 03:52:16,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 03:52:16,309 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 03:52:16,309 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 03:52:16,310 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 03:52:16,311 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 03:52:16" (1/1) ... [2019-08-10 03:52:39,457 WARN L188 SmtUtils]: Spent 13.82 s on a formula simplification that was a NOOP. DAG size: 466 [2019-08-10 03:52:40,992 WARN L188 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-10 03:52:44,850 WARN L188 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-08-10 03:52:45,175 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 03:52:45,183 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 03:52:45,185 INFO L168 Benchmark]: Toolchain (without parser) took 30772.09 ms. Allocated memory was 141.0 MB in the beginning and 362.8 MB in the end (delta: 221.8 MB). Free memory was 87.8 MB in the beginning and 202.7 MB in the end (delta: -115.0 MB). Peak memory consumption was 225.7 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:45,187 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 03:52:45,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.01 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 87.5 MB in the beginning and 170.3 MB in the end (delta: -82.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:45,191 INFO L168 Benchmark]: Boogie Preprocessor took 96.38 ms. Allocated memory is still 201.3 MB. Free memory was 170.3 MB in the beginning and 165.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:45,192 INFO L168 Benchmark]: RCFGBuilder took 1132.07 ms. Allocated memory is still 201.3 MB. Free memory was 165.9 MB in the beginning and 85.0 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:45,193 INFO L168 Benchmark]: Symbolic Interpretation took 28873.83 ms. Allocated memory was 201.3 MB in the beginning and 362.8 MB in the end (delta: 161.5 MB). Free memory was 84.4 MB in the beginning and 202.7 MB in the end (delta: -118.3 MB). Peak memory consumption was 162.1 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:45,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 920]: 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 496#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (or (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.01 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 87.5 MB in the beginning and 170.3 MB in the end (delta: -82.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.38 ms. Allocated memory is still 201.3 MB. Free memory was 170.3 MB in the beginning and 165.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1132.07 ms. Allocated memory is still 201.3 MB. Free memory was 165.9 MB in the beginning and 85.0 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 28873.83 ms. Allocated memory was 201.3 MB in the beginning and 362.8 MB in the end (delta: 161.5 MB). Free memory was 84.4 MB in the beginning and 202.7 MB in the end (delta: -118.3 MB). Peak memory consumption was 162.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...