java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:24:26,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:24:26,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:24:26,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:24:26,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:24:26,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:24:26,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:24:26,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:24:26,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:24:26,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:24:26,633 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:24:26,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:24:26,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:24:26,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:24:26,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:24:26,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:24:26,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:24:26,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:24:26,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:24:26,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:24:26,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:24:26,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:24:26,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:24:26,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:24:26,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:24:26,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:24:26,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:24:26,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:24:26,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:24:26,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:24:26,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:24:26,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:24:26,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:24:26,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:24:26,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:24:26,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:24:26,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:24:26,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:24:26,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:24:26,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:24:26,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:24:26,660 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 [2019-08-14 22:24:26,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:24:26,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:24:26,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:24:26,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:24:26,676 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:24:26,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:24:26,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:24:26,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:24:26,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:24:26,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:24:26,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:24:26,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:24:26,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:24:26,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:24:26,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:24:26,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:24:26,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:24:26,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:24:26,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:24:26,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:24:26,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:24:26,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:24:26,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:24:26,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:24:26,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:24:26,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:24:26,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:24:26,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:24:26,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:24:26,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:24:26,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:24:26,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:24:26,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:24:26,729 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:24:26,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2019-08-14 22:24:26,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f242f632/a29498b891914640be39dd8fcbea16cb/FLAGe2acd5ffd [2019-08-14 22:24:27,322 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:24:27,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2019-08-14 22:24:27,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f242f632/a29498b891914640be39dd8fcbea16cb/FLAGe2acd5ffd [2019-08-14 22:24:27,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f242f632/a29498b891914640be39dd8fcbea16cb [2019-08-14 22:24:27,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:24:27,645 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:24:27,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:24:27,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:24:27,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:24:27,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:24:27" (1/1) ... [2019-08-14 22:24:27,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2a3f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:27, skipping insertion in model container [2019-08-14 22:24:27,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:24:27" (1/1) ... [2019-08-14 22:24:27,663 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:24:27,731 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:24:28,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:24:28,166 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:24:28,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:24:28,340 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:24:28,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28 WrapperNode [2019-08-14 22:24:28,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:24:28,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:24:28,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:24:28,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:24:28,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (1/1) ... [2019-08-14 22:24:28,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (1/1) ... [2019-08-14 22:24:28,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (1/1) ... [2019-08-14 22:24:28,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (1/1) ... [2019-08-14 22:24:28,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (1/1) ... [2019-08-14 22:24:28,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (1/1) ... [2019-08-14 22:24:28,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (1/1) ... [2019-08-14 22:24:28,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:24:28,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:24:28,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:24:28,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:24:28,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:24:28" (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 22:24:28,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:24:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:24:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-14 22:24:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-14 22:24:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-14 22:24:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-14 22:24:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-14 22:24:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:24:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-14 22:24:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-14 22:24:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-14 22:24:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-14 22:24:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-14 22:24:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-14 22:24:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-14 22:24:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-14 22:24:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-14 22:24:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-14 22:24:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-14 22:24:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-14 22:24:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-14 22:24:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-14 22:24:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-14 22:24:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-14 22:24:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-14 22:24:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-14 22:24:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-14 22:24:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-14 22:24:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-14 22:24:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-08-14 22:24:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-14 22:24:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-14 22:24:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-14 22:24:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-14 22:24:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-14 22:24:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-14 22:24:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-14 22:24:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-14 22:24:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-08-14 22:24:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-08-14 22:24:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-08-14 22:24:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-14 22:24:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:24:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 22:24:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-14 22:24:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-14 22:24:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-14 22:24:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-14 22:24:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-14 22:24:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-14 22:24:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-14 22:24:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-14 22:24:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-08-14 22:24:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-14 22:24:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-14 22:24:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-14 22:24:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-14 22:24:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-14 22:24:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:24:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-14 22:24:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-14 22:24:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-14 22:24:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-14 22:24:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-14 22:24:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 22:24:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-14 22:24:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-14 22:24:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-14 22:24:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-14 22:24:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-08-14 22:24:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-14 22:24:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-08-14 22:24:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-08-14 22:24:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-14 22:24:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-14 22:24:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-14 22:24:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-14 22:24:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-14 22:24:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 22:24:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 22:24:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 22:24:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-14 22:24:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 22:24:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 22:24:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 22:24:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 22:24:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-14 22:24:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 22:24:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-14 22:24:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-14 22:24:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 22:24:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-14 22:24:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-14 22:24:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-14 22:24:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-14 22:24:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:24:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 22:24:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:24:29,564 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:24:29,564 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 22:24:29,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:24:29 BoogieIcfgContainer [2019-08-14 22:24:29,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:24:29,566 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:24:29,567 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:24:29,567 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:24:29,568 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:24:29" (1/1) ... [2019-08-14 22:24:53,862 WARN L188 SmtUtils]: Spent 14.34 s on a formula simplification that was a NOOP. DAG size: 466 [2019-08-14 22:24:55,649 WARN L188 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-14 22:24:59,631 WARN L188 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-08-14 22:25:00,189 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:25:00,191 INFO L168 Benchmark]: Toolchain (without parser) took 32545.64 ms. Allocated memory was 132.6 MB in the beginning and 385.4 MB in the end (delta: 252.7 MB). Free memory was 87.3 MB in the beginning and 243.9 MB in the end (delta: -156.5 MB). Peak memory consumption was 261.0 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:00,192 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-14 22:25:00,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.35 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.1 MB in the beginning and 165.7 MB in the end (delta: -78.6 MB). Peak memory consumption was 30.1 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:00,194 INFO L168 Benchmark]: Boogie Preprocessor took 128.49 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 161.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:00,195 INFO L168 Benchmark]: RCFGBuilder took 1096.12 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 161.2 MB in the beginning and 195.3 MB in the end (delta: -34.1 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:00,196 INFO L168 Benchmark]: Symbolic Interpretation took 30622.79 ms. Allocated memory was 224.4 MB in the beginning and 385.4 MB in the end (delta: 161.0 MB). Free memory was 195.3 MB in the beginning and 243.9 MB in the end (delta: -48.5 MB). Peak memory consumption was 277.2 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:00,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 975]: 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 636#(or (and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) (and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.35 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.1 MB in the beginning and 165.7 MB in the end (delta: -78.6 MB). Peak memory consumption was 30.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.49 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 161.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1096.12 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 161.2 MB in the beginning and 195.3 MB in the end (delta: -34.1 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 30622.79 ms. Allocated memory was 224.4 MB in the beginning and 385.4 MB in the end (delta: 161.0 MB). Free memory was 195.3 MB in the beginning and 243.9 MB in the end (delta: -48.5 MB). Peak memory consumption was 277.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...