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_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:25:02,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:25:02,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:25:02,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:25:02,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:25:02,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:25:02,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:25:02,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:25:02,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:25:02,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:25:02,602 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:25:02,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:25:02,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:25:02,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:25:02,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:25:02,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:25:02,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:25:02,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:25:02,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:25:02,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:25:02,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:25:02,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:25:02,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:25:02,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:25:02,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:25:02,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:25:02,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:25:02,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:25:02,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:25:02,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:25:02,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:25:02,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:25:02,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:25:02,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:25:02,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:25:02,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:25:02,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:25:02,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:25:02,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:25:02,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:25:02,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:25:02,648 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 22:25:02,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:25:02,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:25:02,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:25:02,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:25:02,664 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:25:02,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:25:02,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:25:02,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:25:02,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:25:02,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:25:02,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:25:02,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:25:02,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:25:02,666 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:25:02,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:25:02,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:25:02,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:25:02,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:25:02,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:25:02,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:25:02,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:25:02,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:25:02,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:25:02,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:25:02,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:25:02,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:25:02,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:25:02,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:25:02,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:25:02,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:25:02,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:25:02,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:25:02,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:25:02,731 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:25:02,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-08-14 22:25:02,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018d984f9/6458b669357e4886a3875fcbf5ff9723/FLAG83973e941 [2019-08-14 22:25:03,328 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:25:03,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-08-14 22:25:03,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018d984f9/6458b669357e4886a3875fcbf5ff9723/FLAG83973e941 [2019-08-14 22:25:03,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018d984f9/6458b669357e4886a3875fcbf5ff9723 [2019-08-14 22:25:03,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:25:03,654 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:25:03,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:25:03,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:25:03,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:25:03,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:25:03" (1/1) ... [2019-08-14 22:25:03,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567210d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:03, skipping insertion in model container [2019-08-14 22:25:03,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:25:03" (1/1) ... [2019-08-14 22:25:03,671 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:25:03,737 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:25:04,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:25:04,200 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:25:04,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:25:04,350 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:25:04,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04 WrapperNode [2019-08-14 22:25:04,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:25:04,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:25:04,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:25:04,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:25:04,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (1/1) ... [2019-08-14 22:25:04,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (1/1) ... [2019-08-14 22:25:04,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (1/1) ... [2019-08-14 22:25:04,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (1/1) ... [2019-08-14 22:25:04,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (1/1) ... [2019-08-14 22:25:04,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (1/1) ... [2019-08-14 22:25:04,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (1/1) ... [2019-08-14 22:25:04,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:25:04,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:25:04,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:25:04,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:25:04,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:04" (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 22:25:04,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:25:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:25:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-14 22:25:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-14 22:25:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-14 22:25:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-14 22:25:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-14 22:25:04,517 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-14 22:25:04,517 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:25:04,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-08-14 22:25:04,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-08-14 22:25:04,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-08-14 22:25:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-14 22:25:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-14 22:25:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-14 22:25:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-14 22:25:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-14 22:25:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-14 22:25:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-14 22:25:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-14 22:25:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-14 22:25:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-14 22:25:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-14 22:25:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-14 22:25:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-08-14 22:25:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-14 22:25:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-14 22:25:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-08-14 22:25:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-14 22:25:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-14 22:25:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-14 22:25:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-14 22:25:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-14 22:25:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-14 22:25:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-08-14 22:25:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-14 22:25:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-14 22:25:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-14 22:25:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-14 22:25:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-14 22:25:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-14 22:25:04,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:25:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 22:25:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-14 22:25:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-14 22:25:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-14 22:25:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-14 22:25:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-14 22:25:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-14 22:25:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-14 22:25:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-14 22:25:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-14 22:25:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-08-14 22:25:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-14 22:25:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-14 22:25:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-14 22:25:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-14 22:25:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-14 22:25:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:25:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-14 22:25:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-14 22:25:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-08-14 22:25:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-08-14 22:25:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 22:25:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 22:25:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 22:25:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-14 22:25:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 22:25:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 22:25:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 22:25:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 22:25:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-14 22:25:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 22:25:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-14 22:25:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-14 22:25:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 22:25:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-14 22:25:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-14 22:25:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 22:25:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-14 22:25:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-14 22:25:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-14 22:25:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-14 22:25:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-08-14 22:25:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-14 22:25:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-14 22:25:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-14 22:25:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-14 22:25:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-14 22:25:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-08-14 22:25:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-08-14 22:25:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-14 22:25:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-14 22:25:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:25:04,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 22:25:04,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:25:05,639 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:25:05,640 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 22:25:05,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:25:05 BoogieIcfgContainer [2019-08-14 22:25:05,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:25:05,642 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:25:05,642 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:25:05,643 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:25:05,644 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:25:05" (1/1) ... [2019-08-14 22:25:28,485 WARN L188 SmtUtils]: Spent 13.56 s on a formula simplification that was a NOOP. DAG size: 466 [2019-08-14 22:25:30,197 WARN L188 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-14 22:25:34,050 WARN L188 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-08-14 22:25:35,184 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:25:35,187 INFO L168 Benchmark]: Toolchain (without parser) took 31534.87 ms. Allocated memory was 129.5 MB in the beginning and 453.0 MB in the end (delta: 323.5 MB). Free memory was 83.3 MB in the beginning and 210.4 MB in the end (delta: -127.1 MB). Peak memory consumption was 288.2 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:35,188 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 129.5 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-14 22:25:35,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.88 ms. Allocated memory was 129.5 MB in the beginning and 198.2 MB in the end (delta: 68.7 MB). Free memory was 83.1 MB in the beginning and 165.1 MB in the end (delta: -82.0 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:35,190 INFO L168 Benchmark]: Boogie Preprocessor took 97.94 ms. Allocated memory is still 198.2 MB. Free memory was 165.1 MB in the beginning and 160.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:35,191 INFO L168 Benchmark]: RCFGBuilder took 1192.40 ms. Allocated memory is still 198.2 MB. Free memory was 160.9 MB in the beginning and 74.5 MB in the end (delta: 86.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:35,192 INFO L168 Benchmark]: Symbolic Interpretation took 29542.34 ms. Allocated memory was 198.2 MB in the beginning and 453.0 MB in the end (delta: 254.8 MB). Free memory was 74.5 MB in the beginning and 210.4 MB in the end (delta: -135.9 MB). Peak memory consumption was 210.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:35,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 44]: 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 955#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (or (and (or (= ~switchedOnBeforeTS~0 0) (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~switchedOnBeforeTS~0 0)) (<= ~switchedOnBeforeTS~0 2147483647))) (not (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= ~pumpRunning~0 0)))) (= 0 ~systemActive~0))) (not (= ~pumpRunning~0 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 129.5 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.88 ms. Allocated memory was 129.5 MB in the beginning and 198.2 MB in the end (delta: 68.7 MB). Free memory was 83.1 MB in the beginning and 165.1 MB in the end (delta: -82.0 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.94 ms. Allocated memory is still 198.2 MB. Free memory was 165.1 MB in the beginning and 160.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1192.40 ms. Allocated memory is still 198.2 MB. Free memory was 160.9 MB in the beginning and 74.5 MB in the end (delta: 86.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 29542.34 ms. Allocated memory was 198.2 MB in the beginning and 453.0 MB in the end (delta: 254.8 MB). Free memory was 74.5 MB in the beginning and 210.4 MB in the end (delta: -135.9 MB). Peak memory consumption was 210.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...