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_spec4_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 12:22:58,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 12:22:58,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 12:22:58,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 12:22:58,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 12:22:58,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 12:22:58,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 12:22:58,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 12:22:58,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 12:22:58,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 12:22:58,629 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 12:22:58,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 12:22:58,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 12:22:58,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 12:22:58,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 12:22:58,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 12:22:58,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 12:22:58,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 12:22:58,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 12:22:58,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 12:22:58,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 12:22:58,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 12:22:58,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 12:22:58,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 12:22:58,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 12:22:58,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 12:22:58,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 12:22:58,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 12:22:58,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 12:22:58,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 12:22:58,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 12:22:58,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 12:22:58,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 12:22:58,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 12:22:58,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 12:22:58,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 12:22:58,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 12:22:58,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 12:22:58,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 12:22:58,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 12:22:58,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 12:22:58,654 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 [2019-08-08 12:22:58,667 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 12:22:58,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 12:22:58,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 12:22:58,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 12:22:58,669 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 12:22:58,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 12:22:58,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 12:22:58,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 12:22:58,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 12:22:58,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 12:22:58,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 12:22:58,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 12:22:58,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 12:22:58,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 12:22:58,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 12:22:58,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 12:22:58,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 12:22:58,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 12:22:58,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 12:22:58,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 12:22:58,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 12:22:58,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 12:22:58,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 12:22:58,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 12:22:58,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 12:22:58,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 12:22:58,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 12:22:58,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 12:22:58,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 12:22:58,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 12:22:58,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 12:22:58,717 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 12:22:58,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 12:22:58,719 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 12:22:58,720 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2019-08-08 12:22:58,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979e4e951/b70b6621bc564fc38fd3360df861f2c8/FLAGc9b473369 [2019-08-08 12:22:59,304 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 12:22:59,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2019-08-08 12:22:59,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979e4e951/b70b6621bc564fc38fd3360df861f2c8/FLAGc9b473369 [2019-08-08 12:22:59,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979e4e951/b70b6621bc564fc38fd3360df861f2c8 [2019-08-08 12:22:59,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 12:22:59,606 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 12:22:59,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 12:22:59,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 12:22:59,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 12:22:59,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:22:59" (1/1) ... [2019-08-08 12:22:59,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9421b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:22:59, skipping insertion in model container [2019-08-08 12:22:59,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:22:59" (1/1) ... [2019-08-08 12:22:59,625 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 12:22:59,671 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 12:23:00,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:23:00,187 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 12:23:00,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:23:00,318 INFO L192 MainTranslator]: Completed translation [2019-08-08 12:23:00,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00 WrapperNode [2019-08-08 12:23:00,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 12:23:00,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 12:23:00,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 12:23:00,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 12:23:00,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (1/1) ... [2019-08-08 12:23:00,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (1/1) ... [2019-08-08 12:23:00,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (1/1) ... [2019-08-08 12:23:00,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (1/1) ... [2019-08-08 12:23:00,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (1/1) ... [2019-08-08 12:23:00,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (1/1) ... [2019-08-08 12:23:00,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (1/1) ... [2019-08-08 12:23:00,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 12:23:00,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 12:23:00,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 12:23:00,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 12:23:00,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:23:00" (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 [2019-08-08 12:23:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 12:23:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 12:23:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-08 12:23:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-08 12:23:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-08 12:23:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-08 12:23:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-08 12:23:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 12:23:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-08 12:23:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-08 12:23:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-08 12:23:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-08 12:23:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-08 12:23:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-08 12:23:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-08 12:23:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-08 12:23:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-08 12:23:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-08 12:23:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-08 12:23:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-08 12:23:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-08 12:23:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-08 12:23:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-08 12:23:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-08 12:23:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-08 12:23:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-08-08 12:23:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-08 12:23:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-08 12:23:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-08 12:23:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-08 12:23:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-08 12:23:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-08 12:23:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-08 12:23:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-08 12:23:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-08-08 12:23:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-08 12:23:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-08 12:23:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-08 12:23:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-08 12:23:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-08 12:23:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 12:23:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 12:23:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-08 12:23:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-08 12:23:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-08 12:23:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-08 12:23:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-08 12:23:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-08 12:23:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-08 12:23:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-08 12:23:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-08 12:23:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-08 12:23:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-08 12:23:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-08 12:23:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-08 12:23:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 12:23:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-08 12:23:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 12:23:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-08 12:23:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-08 12:23:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 12:23:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 12:23:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 12:23:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 12:23:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-08 12:23:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 12:23:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-08 12:23:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-08 12:23:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 12:23:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-08 12:23:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-08 12:23:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 12:23:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-08 12:23:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-08 12:23:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-08-08 12:23:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-08 12:23:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-08 12:23:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-08 12:23:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-08 12:23:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-08 12:23:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-08 12:23:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-08 12:23:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-08-08 12:23:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-08 12:23:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-08 12:23:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-08 12:23:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-08-08 12:23:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-08 12:23:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-08 12:23:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-08 12:23:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-08 12:23:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 12:23:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 12:23:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 12:23:02,167 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 12:23:02,168 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-08 12:23:02,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:23:02 BoogieIcfgContainer [2019-08-08 12:23:02,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 12:23:02,170 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 12:23:02,170 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 12:23:02,171 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 12:23:02,171 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:23:02" (1/1) ... [2019-08-08 12:23:02,187 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 12:23:02,189 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 12:23:02,200 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 12:23:02,209 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 12:23:02,211 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 12:23:02,308 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 452 [2019-08-08 12:23:02,341 INFO L185 IcfgInterpreter]: Interpreting procedure runTest with input of size 452 [2019-08-08 12:23:02,346 INFO L185 IcfgInterpreter]: Interpreting procedure test with input of size 452 [2019-08-08 12:23:03,968 INFO L185 IcfgInterpreter]: Interpreting procedure cleanup with input of size 12 [2019-08-08 12:23:04,010 INFO L185 IcfgInterpreter]: Interpreting procedure timeShift with input of size 1 [2019-08-08 12:23:04,012 INFO L185 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 [2019-08-08 12:23:04,013 INFO L185 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 [2019-08-08 12:23:04,014 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 12:23:04,014 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 12:23:04,016 INFO L179 IcfgInterpreter]: Location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 1397#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-08-08 12:23:04,017 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 12:23:04,025 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 12:23:04,028 INFO L168 Benchmark]: Toolchain (without parser) took 4420.85 ms. Allocated memory was 132.6 MB in the beginning and 263.2 MB in the end (delta: 130.5 MB). Free memory was 86.5 MB in the beginning and 121.3 MB in the end (delta: -34.8 MB). Peak memory consumption was 108.8 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:04,029 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 12:23:04,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.87 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 86.3 MB in the beginning and 168.3 MB in the end (delta: -82.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:04,031 INFO L168 Benchmark]: Boogie Preprocessor took 81.74 ms. Allocated memory is still 200.8 MB. Free memory was 168.3 MB in the beginning and 164.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:04,032 INFO L168 Benchmark]: RCFGBuilder took 1768.08 ms. Allocated memory is still 200.8 MB. Free memory was 164.4 MB in the beginning and 84.1 MB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:04,033 INFO L168 Benchmark]: Symbolic Interpretation took 1855.56 ms. Allocated memory was 200.8 MB in the beginning and 263.2 MB in the end (delta: 62.4 MB). Free memory was 84.1 MB in the beginning and 121.3 MB in the end (delta: -37.1 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. [2019-08-08 12:23:04,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 946]: 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.. 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 132.6 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.87 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 86.3 MB in the beginning and 168.3 MB in the end (delta: -82.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.74 ms. Allocated memory is still 200.8 MB. Free memory was 168.3 MB in the beginning and 164.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1768.08 ms. Allocated memory is still 200.8 MB. Free memory was 164.4 MB in the beginning and 84.1 MB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1855.56 ms. Allocated memory was 200.8 MB in the beginning and 263.2 MB in the end (delta: 62.4 MB). Free memory was 84.1 MB in the beginning and 121.3 MB in the end (delta: -37.1 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...