java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:49:42,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:49:42,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:49:42,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:49:42,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:49:42,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:49:42,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:49:42,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:49:42,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:49:42,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:49:42,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:49:42,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:49:42,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:49:42,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:49:42,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:49:42,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:49:42,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:49:42,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:49:42,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:49:42,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:49:42,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:49:42,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:49:42,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:49:42,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:49:42,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:49:42,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:49:42,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:49:42,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:49:42,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:49:42,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:49:42,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:49:42,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:49:42,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:49:42,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:49:42,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:49:42,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:49:42,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:49:42,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:49:42,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:49:42,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:49:42,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:49:42,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:49:42,637 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:49:42,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:49:42,639 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:49:42,640 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:49:42,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:49:42,641 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:49:42,641 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:49:42,641 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:49:42,641 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:49:42,642 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:49:42,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:49:42,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:49:42,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:49:42,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:49:42,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:49:42,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:49:42,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:49:42,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:49:42,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:49:42,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:49:42,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:49:42,646 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:49:42,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:49:42,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:49:42,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:49:42,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:49:42,647 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:49:42,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:49:42,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:49:42,648 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:49:42,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:49:42,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:49:42,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:49:42,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:49:42,730 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:49:42,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-09-20 13:49:42,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83f94cf0c/ba9d222c414943658acd530842619963/FLAG41ceaff3d [2019-09-20 13:49:43,323 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:49:43,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-09-20 13:49:43,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83f94cf0c/ba9d222c414943658acd530842619963/FLAG41ceaff3d [2019-09-20 13:49:43,646 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83f94cf0c/ba9d222c414943658acd530842619963 [2019-09-20 13:49:43,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:49:43,662 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:49:43,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:49:43,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:49:43,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:49:43,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:49:43" (1/1) ... [2019-09-20 13:49:43,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f9f380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:43, skipping insertion in model container [2019-09-20 13:49:43,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:49:43" (1/1) ... [2019-09-20 13:49:43,680 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:49:43,750 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:49:44,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:49:44,170 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:49:44,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:49:44,357 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:49:44,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44 WrapperNode [2019-09-20 13:49:44,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:49:44,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:49:44,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:49:44,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:49:44,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (1/1) ... [2019-09-20 13:49:44,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (1/1) ... [2019-09-20 13:49:44,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (1/1) ... [2019-09-20 13:49:44,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (1/1) ... [2019-09-20 13:49:44,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (1/1) ... [2019-09-20 13:49:44,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (1/1) ... [2019-09-20 13:49:44,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (1/1) ... [2019-09-20 13:49:44,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:49:44,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:49:44,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:49:44,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:49:44,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:49:44" (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 [2019-09-20 13:49:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:49:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:49:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:49:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:49:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:49:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:49:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:49:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:49:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:49:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:49:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:49:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:49:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:49:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:49:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:49:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:49:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:49:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:49:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:49:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:49:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:49:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:49:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:49:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:49:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:49:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:49:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 13:49:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 13:49:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:49:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:49:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:49:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:49:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:49:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:49:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:49:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:49:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:49:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:49:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:49:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:49:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:49:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:49:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:49:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:49:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:49:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:49:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:49:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:49:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:49:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:49:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:49:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:49:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:49:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:49:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:49:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:49:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:49:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:49:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:49:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:49:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:49:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:49:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:49:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:49:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:49:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:49:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:49:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:49:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:49:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:49:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:49:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:49:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 13:49:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 13:49:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:49:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:49:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:49:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:49:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:49:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:49:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:49:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:49:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:49:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:49:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:49:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:49:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:49:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:49:45,608 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:49:45,608 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:49:45,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:49:45 BoogieIcfgContainer [2019-09-20 13:49:45,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:49:45,637 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-20 13:49:45,637 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-20 13:49:45,638 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-20 13:49:45,639 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:49:45" (1/1) ... [2019-09-20 13:49:45,671 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-20 13:49:45,750 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-20 13:49:45,755 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 71 root evaluator evaluations with a maximum evaluation depth of 0. Performed 71 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 132 variables. [2019-09-20 13:49:45,756 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-20 13:49:45,759 INFO L168 Benchmark]: Toolchain (without parser) took 2095.45 ms. Allocated memory was 140.5 MB in the beginning and 225.4 MB in the end (delta: 84.9 MB). Free memory was 87.0 MB in the beginning and 189.1 MB in the end (delta: -102.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:49:45,760 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:49:45,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.80 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 86.8 MB in the beginning and 166.5 MB in the end (delta: -79.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:49:45,762 INFO L168 Benchmark]: Boogie Preprocessor took 90.20 ms. Allocated memory is still 199.8 MB. Free memory was 166.5 MB in the beginning and 162.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:49:45,763 INFO L168 Benchmark]: RCFGBuilder took 1187.36 ms. Allocated memory was 199.8 MB in the beginning and 225.4 MB in the end (delta: 25.7 MB). Free memory was 162.2 MB in the beginning and 196.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:49:45,764 INFO L168 Benchmark]: Abstract Interpretation took 118.84 ms. Allocated memory is still 225.4 MB. Free memory was 196.4 MB in the beginning and 189.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:49:45,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.80 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 86.8 MB in the beginning and 166.5 MB in the end (delta: -79.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.20 ms. Allocated memory is still 199.8 MB. Free memory was 166.5 MB in the beginning and 162.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1187.36 ms. Allocated memory was 199.8 MB in the beginning and 225.4 MB in the end (delta: 25.7 MB). Free memory was 162.2 MB in the beginning and 196.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 118.84 ms. Allocated memory is still 225.4 MB. Free memory was 196.4 MB in the beginning and 189.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 759]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...