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_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 03:51:43,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 03:51:43,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 03:51:43,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 03:51:43,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 03:51:43,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 03:51:43,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 03:51:43,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 03:51:43,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 03:51:43,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 03:51:43,614 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 03:51:43,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 03:51:43,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 03:51:43,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 03:51:43,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 03:51:43,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 03:51:43,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 03:51:43,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 03:51:43,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 03:51:43,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 03:51:43,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 03:51:43,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 03:51:43,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 03:51:43,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 03:51:43,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 03:51:43,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 03:51:43,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 03:51:43,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 03:51:43,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 03:51:43,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 03:51:43,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 03:51:43,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 03:51:43,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 03:51:43,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 03:51:43,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 03:51:43,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 03:51:43,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 03:51:43,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 03:51:43,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 03:51:43,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 03:51:43,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 03:51:43,660 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 03:51:43,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 03:51:43,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 03:51:43,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 03:51:43,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 03:51:43,676 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 03:51:43,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 03:51:43,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 03:51:43,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 03:51:43,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 03:51:43,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 03:51:43,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 03:51:43,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 03:51:43,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 03:51:43,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 03:51:43,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 03:51:43,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 03:51:43,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 03:51:43,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 03:51:43,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 03:51:43,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 03:51:43,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 03:51:43,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 03:51:43,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 03:51:43,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 03:51:43,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 03:51:43,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 03:51:43,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 03:51:43,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 03:51:43,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 03:51:43,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 03:51:43,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 03:51:43,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 03:51:43,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 03:51:43,726 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 03:51:43,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2019-08-10 03:51:43,785 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bea75f48a/586274818730409f81458fa4b59ab5cf/FLAGddff3b269 [2019-08-10 03:51:44,241 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 03:51:44,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2019-08-10 03:51:44,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bea75f48a/586274818730409f81458fa4b59ab5cf/FLAGddff3b269 [2019-08-10 03:51:44,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bea75f48a/586274818730409f81458fa4b59ab5cf [2019-08-10 03:51:44,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 03:51:44,624 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 03:51:44,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 03:51:44,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 03:51:44,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 03:51:44,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 03:51:44" (1/1) ... [2019-08-10 03:51:44,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b06d5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:44, skipping insertion in model container [2019-08-10 03:51:44,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 03:51:44" (1/1) ... [2019-08-10 03:51:44,641 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 03:51:44,725 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 03:51:45,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 03:51:45,298 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 03:51:45,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 03:51:45,460 INFO L192 MainTranslator]: Completed translation [2019-08-10 03:51:45,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45 WrapperNode [2019-08-10 03:51:45,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 03:51:45,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 03:51:45,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 03:51:45,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 03:51:45,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (1/1) ... [2019-08-10 03:51:45,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (1/1) ... [2019-08-10 03:51:45,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (1/1) ... [2019-08-10 03:51:45,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (1/1) ... [2019-08-10 03:51:45,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (1/1) ... [2019-08-10 03:51:45,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (1/1) ... [2019-08-10 03:51:45,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (1/1) ... [2019-08-10 03:51:45,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 03:51:45,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 03:51:45,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 03:51:45,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 03:51:45,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 03:51:45" (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 03:51:45,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 03:51:45,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 03:51:45,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-10 03:51:45,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-10 03:51:45,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-10 03:51:45,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-10 03:51:45,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-10 03:51:45,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-10 03:51:45,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-10 03:51:45,602 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-10 03:51:45,602 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-10 03:51:45,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-10 03:51:45,603 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-10 03:51:45,603 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 03:51:45,604 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-10 03:51:45,604 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-10 03:51:45,607 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-10 03:51:45,607 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-10 03:51:45,607 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-10 03:51:45,607 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-10 03:51:45,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-10 03:51:45,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-10 03:51:45,608 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-10 03:51:45,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-10 03:51:45,608 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-10 03:51:45,608 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-10 03:51:45,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-10 03:51:45,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-08-10 03:51:45,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-08-10 03:51:45,609 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-10 03:51:45,609 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-10 03:51:45,610 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-10 03:51:45,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-10 03:51:45,610 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-10 03:51:45,610 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-10 03:51:45,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-10 03:51:45,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-10 03:51:45,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-10 03:51:45,611 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-10 03:51:45,611 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-10 03:51:45,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 03:51:45,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 03:51:45,611 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-10 03:51:45,611 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-10 03:51:45,612 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-10 03:51:45,612 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-10 03:51:45,612 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-10 03:51:45,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-10 03:51:45,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 03:51:45,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 03:51:45,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 03:51:45,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-10 03:51:45,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 03:51:45,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-10 03:51:45,613 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-10 03:51:45,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 03:51:45,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-10 03:51:45,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-10 03:51:45,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 03:51:45,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-10 03:51:45,614 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-10 03:51:45,614 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-10 03:51:45,615 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-10 03:51:45,615 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-10 03:51:45,615 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-10 03:51:45,615 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-10 03:51:45,615 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-10 03:51:45,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-08-10 03:51:45,616 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-10 03:51:45,616 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-10 03:51:45,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-10 03:51:45,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-10 03:51:45,617 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-10 03:51:45,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 03:51:45,617 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-10 03:51:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-10 03:51:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-10 03:51:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-10 03:51:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-10 03:51:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-10 03:51:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-10 03:51:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-10 03:51:45,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-08-10 03:51:45,619 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-10 03:51:45,619 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-10 03:51:45,620 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-10 03:51:45,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-10 03:51:45,621 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-10 03:51:45,621 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-10 03:51:45,621 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-10 03:51:45,622 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-10 03:51:45,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 03:51:45,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 03:51:45,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 03:51:46,662 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 03:51:46,662 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-10 03:51:46,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 03:51:46 BoogieIcfgContainer [2019-08-10 03:51:46,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 03:51:46,664 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 03:51:46,665 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 03:51:46,665 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 03:51:46,666 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 03:51:46" (1/1) ... [2019-08-10 03:52:09,894 WARN L188 SmtUtils]: Spent 13.80 s on a formula simplification that was a NOOP. DAG size: 466 [2019-08-10 03:52:11,411 WARN L188 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-10 03:52:15,014 WARN L188 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-08-10 03:52:15,400 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 03:52:15,407 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 03:52:15,409 INFO L168 Benchmark]: Toolchain (without parser) took 30787.40 ms. Allocated memory was 131.6 MB in the beginning and 395.8 MB in the end (delta: 264.2 MB). Free memory was 86.0 MB in the beginning and 349.6 MB in the end (delta: -263.6 MB). Peak memory consumption was 275.0 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:15,410 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 03:52:15,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.90 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 163.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:15,412 INFO L168 Benchmark]: Boogie Preprocessor took 86.30 ms. Allocated memory is still 198.7 MB. Free memory was 163.0 MB in the beginning and 159.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:15,413 INFO L168 Benchmark]: RCFGBuilder took 1115.34 ms. Allocated memory is still 198.7 MB. Free memory was 159.1 MB in the beginning and 78.4 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:15,414 INFO L168 Benchmark]: Symbolic Interpretation took 28742.81 ms. Allocated memory was 198.7 MB in the beginning and 395.8 MB in the end (delta: 197.1 MB). Free memory was 78.4 MB in the beginning and 349.6 MB in the end (delta: -271.2 MB). Peak memory consumption was 200.3 MB. Max. memory is 7.1 GB. [2019-08-10 03:52:15,418 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 778]: 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 395#(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)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 836.90 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 163.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.30 ms. Allocated memory is still 198.7 MB. Free memory was 163.0 MB in the beginning and 159.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1115.34 ms. Allocated memory is still 198.7 MB. Free memory was 159.1 MB in the beginning and 78.4 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 28742.81 ms. Allocated memory was 198.7 MB in the beginning and 395.8 MB in the end (delta: 197.1 MB). Free memory was 78.4 MB in the beginning and 349.6 MB in the end (delta: -271.2 MB). Peak memory consumption was 200.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...