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_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:17:37,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:17:37,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:17:37,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:17:37,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:17:37,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:17:37,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:17:37,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:17:37,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:17:37,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:17:37,551 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:17:37,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:17:37,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:17:37,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:17:37,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:17:37,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:17:37,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:17:37,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:17:37,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:17:37,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:17:37,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:17:37,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:17:37,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:17:37,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:17:37,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:17:37,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:17:37,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:17:37,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:17:37,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:17:37,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:17:37,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:17:37,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:17:37,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:17:37,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:17:37,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:17:37,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:17:37,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:17:37,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:17:37,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:17:37,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:17:37,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:17:37,577 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 22:17:37,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:17:37,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:17:37,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:17:37,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:17:37,593 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:17:37,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:17:37,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:17:37,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:17:37,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:17:37,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:17:37,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:17:37,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:17:37,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:17:37,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:17:37,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:17:37,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:17:37,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:17:37,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:17:37,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:17:37,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:17:37,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:17:37,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:17:37,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:17:37,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:17:37,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:17:37,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:17:37,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:17:37,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:17:37,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:17:37,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:17:37,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:17:37,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:17:37,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:17:37,679 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:17:37,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-08-14 22:17:37,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b83a46c8/0bc46486fe9c4892b7b5bd50b81e4c0b/FLAGbf95c70d9 [2019-08-14 22:17:38,324 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:17:38,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-08-14 22:17:38,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b83a46c8/0bc46486fe9c4892b7b5bd50b81e4c0b/FLAGbf95c70d9 [2019-08-14 22:17:38,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b83a46c8/0bc46486fe9c4892b7b5bd50b81e4c0b [2019-08-14 22:17:38,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:17:38,594 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:17:38,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:17:38,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:17:38,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:17:38,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:17:38" (1/1) ... [2019-08-14 22:17:38,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8f113f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:38, skipping insertion in model container [2019-08-14 22:17:38,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:17:38" (1/1) ... [2019-08-14 22:17:38,613 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:17:38,682 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:17:39,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:17:39,264 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:17:39,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:17:39,446 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:17:39,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39 WrapperNode [2019-08-14 22:17:39,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:17:39,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:17:39,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:17:39,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:17:39,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (1/1) ... [2019-08-14 22:17:39,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (1/1) ... [2019-08-14 22:17:39,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (1/1) ... [2019-08-14 22:17:39,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (1/1) ... [2019-08-14 22:17:39,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (1/1) ... [2019-08-14 22:17:39,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (1/1) ... [2019-08-14 22:17:39,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (1/1) ... [2019-08-14 22:17:39,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:17:39,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:17:39,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:17:39,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:17:39,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:17:39" (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 22:17:39,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:17:39,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:17:39,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-14 22:17:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-14 22:17:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-14 22:17:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-14 22:17:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-14 22:17:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-14 22:17:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-14 22:17:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-14 22:17:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-14 22:17:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-14 22:17:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-14 22:17:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-14 22:17:39,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-14 22:17:39,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-14 22:17:39,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-08-14 22:17:39,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-14 22:17:39,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-08-14 22:17:39,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-08-14 22:17:39,589 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-14 22:17:39,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-14 22:17:39,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-08-14 22:17:39,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-14 22:17:39,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-14 22:17:39,589 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-14 22:17:39,590 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-14 22:17:39,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-14 22:17:39,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-14 22:17:39,590 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-14 22:17:39,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-08-14 22:17:39,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-14 22:17:39,591 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-08-14 22:17:39,591 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-14 22:17:39,591 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-14 22:17:39,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-14 22:17:39,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-14 22:17:39,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-14 22:17:39,592 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-14 22:17:39,592 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-14 22:17:39,592 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-14 22:17:39,592 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-14 22:17:39,592 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-14 22:17:39,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:17:39,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:17:39,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 22:17:39,593 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-14 22:17:39,593 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 22:17:39,593 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 22:17:39,593 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 22:17:39,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-14 22:17:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 22:17:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 22:17:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 22:17:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 22:17:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-14 22:17:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 22:17:39,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-14 22:17:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-14 22:17:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 22:17:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-14 22:17:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-14 22:17:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 22:17:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-14 22:17:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-14 22:17:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-14 22:17:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-14 22:17:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-14 22:17:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-14 22:17:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-14 22:17:39,596 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-14 22:17:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-08-14 22:17:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-14 22:17:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-14 22:17:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-08-14 22:17:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-08-14 22:17:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-14 22:17:39,597 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-14 22:17:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-14 22:17:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-14 22:17:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-08-14 22:17:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-14 22:17:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-14 22:17:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-14 22:17:39,598 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-08-14 22:17:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-08-14 22:17:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-14 22:17:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-14 22:17:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-14 22:17:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-14 22:17:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-14 22:17:39,600 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-14 22:17:39,600 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-14 22:17:39,600 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-14 22:17:39,600 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-14 22:17:39,600 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-14 22:17:39,600 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-14 22:17:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-14 22:17:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:17:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:17:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 22:17:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:17:40,637 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:17:40,637 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 22:17:40,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:17:40 BoogieIcfgContainer [2019-08-14 22:17:40,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:17:40,640 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:17:40,641 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:17:40,641 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:17:40,642 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:17:40" (1/1) ... [2019-08-14 22:18:03,521 WARN L188 SmtUtils]: Spent 13.67 s on a formula simplification that was a NOOP. DAG size: 466 [2019-08-14 22:18:05,054 WARN L188 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-14 22:18:08,945 WARN L188 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-08-14 22:18:10,547 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:18:10,549 INFO L168 Benchmark]: Toolchain (without parser) took 31956.51 ms. Allocated memory was 143.1 MB in the beginning and 369.6 MB in the end (delta: 226.5 MB). Free memory was 90.5 MB in the beginning and 219.9 MB in the end (delta: -129.3 MB). Peak memory consumption was 231.9 MB. Max. memory is 7.1 GB. [2019-08-14 22:18:10,551 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 143.1 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 22:18:10,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 851.38 ms. Allocated memory was 143.1 MB in the beginning and 199.2 MB in the end (delta: 56.1 MB). Free memory was 90.3 MB in the beginning and 166.5 MB in the end (delta: -76.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:18:10,554 INFO L168 Benchmark]: Boogie Preprocessor took 87.32 ms. Allocated memory is still 199.2 MB. Free memory was 166.5 MB in the beginning and 161.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-08-14 22:18:10,555 INFO L168 Benchmark]: RCFGBuilder took 1103.92 ms. Allocated memory was 199.2 MB in the beginning and 230.7 MB in the end (delta: 31.5 MB). Free memory was 161.7 MB in the beginning and 190.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:18:10,557 INFO L168 Benchmark]: Symbolic Interpretation took 29906.49 ms. Allocated memory was 230.7 MB in the beginning and 369.6 MB in the end (delta: 138.9 MB). Free memory was 190.3 MB in the beginning and 219.9 MB in the end (delta: -29.6 MB). Peak memory consumption was 244.1 MB. Max. memory is 7.1 GB. [2019-08-14 22:18:10,568 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 410]: 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 1453#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~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 0.49 ms. Allocated memory is still 143.1 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 851.38 ms. Allocated memory was 143.1 MB in the beginning and 199.2 MB in the end (delta: 56.1 MB). Free memory was 90.3 MB in the beginning and 166.5 MB in the end (delta: -76.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.32 ms. Allocated memory is still 199.2 MB. Free memory was 166.5 MB in the beginning and 161.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1103.92 ms. Allocated memory was 199.2 MB in the beginning and 230.7 MB in the end (delta: 31.5 MB). Free memory was 161.7 MB in the beginning and 190.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 29906.49 ms. Allocated memory was 230.7 MB in the beginning and 369.6 MB in the end (delta: 138.9 MB). Free memory was 190.3 MB in the beginning and 219.9 MB in the end (delta: -29.6 MB). Peak memory consumption was 244.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...