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_spec3_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:21:45,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:21:45,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:21:45,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:21:45,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:21:45,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:21:45,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:21:45,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:21:45,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:21:45,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:21:45,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:21:45,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:21:45,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:21:45,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:21:45,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:21:45,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:21:45,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:21:45,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:21:45,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:21:45,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:21:45,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:21:45,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:21:45,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:21:45,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:21:45,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 16:21:45,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 16:21:45,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 16:21:45,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 16:21:45,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 16:21:45,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 16:21:45,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:21:45,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:21:45,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:21:45,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:21:45,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:21:45,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:21:45,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:21:45,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:21:45,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:21:45,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:21:45,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:21:45,701 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 [2019-09-11 16:21:45,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:21:45,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:21:45,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:21:45,718 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:21:45,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:21:45,719 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:21:45,719 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:21:45,719 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:21:45,719 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:21:45,720 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:21:45,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:21:45,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:21:45,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:21:45,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:21:45,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:21:45,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:21:45,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:21:45,725 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:21:45,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:21:45,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:21:45,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:21:45,726 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:21:45,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:21:45,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:21:45,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:21:45,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:21:45,727 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:21:45,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:21:45,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:21:45,728 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:21:45,757 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:21:45,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:21:45,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:21:45,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:21:45,776 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:21:45,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product22.cil.c [2019-09-11 16:21:45,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a825530/ff4f0fe20f9b4ece8a0ed44eb4e69a5a/FLAGed2e53f35 [2019-09-11 16:21:46,377 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:21:46,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product22.cil.c [2019-09-11 16:21:46,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a825530/ff4f0fe20f9b4ece8a0ed44eb4e69a5a/FLAGed2e53f35 [2019-09-11 16:21:46,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a825530/ff4f0fe20f9b4ece8a0ed44eb4e69a5a [2019-09-11 16:21:46,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:21:46,667 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:21:46,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:21:46,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:21:46,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:21:46,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:21:46" (1/1) ... [2019-09-11 16:21:46,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743d159a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:46, skipping insertion in model container [2019-09-11 16:21:46,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:21:46" (1/1) ... [2019-09-11 16:21:46,686 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:21:46,746 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:21:47,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:21:47,238 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:21:47,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:21:47,352 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:21:47,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47 WrapperNode [2019-09-11 16:21:47,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:21:47,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:21:47,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:21:47,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:21:47,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (1/1) ... [2019-09-11 16:21:47,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (1/1) ... [2019-09-11 16:21:47,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (1/1) ... [2019-09-11 16:21:47,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (1/1) ... [2019-09-11 16:21:47,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (1/1) ... [2019-09-11 16:21:47,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (1/1) ... [2019-09-11 16:21:47,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (1/1) ... [2019-09-11 16:21:47,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:21:47,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:21:47,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:21:47,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:21:47,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:21:47" (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 [2019-09-11 16:21:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:21:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:21:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-11 16:21:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-11 16:21:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-11 16:21:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-11 16:21:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-11 16:21:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-11 16:21:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-11 16:21:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-11 16:21:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-11 16:21:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-11 16:21:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-11 16:21:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-11 16:21:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-11 16:21:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:21:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-11 16:21:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-11 16:21:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-11 16:21:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-11 16:21:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-11 16:21:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-11 16:21:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-11 16:21:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-11 16:21:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-11 16:21:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-11 16:21:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-11 16:21:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-11 16:21:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-11 16:21:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-11 16:21:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-11 16:21:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-11 16:21:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-11 16:21:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-11 16:21:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-11 16:21:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-11 16:21:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-11 16:21:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-11 16:21:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-11 16:21:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:21:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:21:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-11 16:21:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-11 16:21:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-11 16:21:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-11 16:21:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-11 16:21:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-11 16:21:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-11 16:21:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-11 16:21:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:21:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-11 16:21:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-11 16:21:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-11 16:21:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-11 16:21:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-11 16:21:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-11 16:21:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-11 16:21:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-11 16:21:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-11 16:21:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-11 16:21:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-11 16:21:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:21:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-11 16:21:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-11 16:21:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-11 16:21:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-11 16:21:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-11 16:21:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-11 16:21:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-11 16:21:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-11 16:21:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-11 16:21:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-11 16:21:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-11 16:21:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-11 16:21:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-11 16:21:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-11 16:21:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-11 16:21:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-11 16:21:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-11 16:21:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:21:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-11 16:21:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-11 16:21:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:21:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-11 16:21:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-11 16:21:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:21:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-11 16:21:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-11 16:21:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-11 16:21:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:21:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-11 16:21:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:21:48,858 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:21:48,858 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-11 16:21:48,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:21:48 BoogieIcfgContainer [2019-09-11 16:21:48,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:21:48,860 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:21:48,861 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:21:48,861 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:21:48,862 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:21:48" (1/1) ... [2019-09-11 16:21:48,891 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:21:48,963 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:21:48,969 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 70 root evaluator evaluations with a maximum evaluation depth of 0. Performed 70 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 130 variables. [2019-09-11 16:21:48,969 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:21:48,972 INFO L168 Benchmark]: Toolchain (without parser) took 2303.51 ms. Allocated memory was 141.0 MB in the beginning and 233.8 MB in the end (delta: 92.8 MB). Free memory was 89.7 MB in the beginning and 192.3 MB in the end (delta: -102.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:21:48,973 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:21:48,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.18 ms. Allocated memory was 141.0 MB in the beginning and 202.9 MB in the end (delta: 61.9 MB). Free memory was 89.5 MB in the beginning and 168.8 MB in the end (delta: -79.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:21:48,975 INFO L168 Benchmark]: Boogie Preprocessor took 114.95 ms. Allocated memory is still 202.9 MB. Free memory was 168.8 MB in the beginning and 164.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:21:48,976 INFO L168 Benchmark]: RCFGBuilder took 1388.48 ms. Allocated memory was 202.9 MB in the beginning and 233.8 MB in the end (delta: 30.9 MB). Free memory was 164.2 MB in the beginning and 199.1 MB in the end (delta: -34.9 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:21:48,977 INFO L168 Benchmark]: Abstract Interpretation took 108.95 ms. Allocated memory is still 233.8 MB. Free memory was 199.1 MB in the beginning and 192.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:21:48,982 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.18 ms. Allocated memory was 141.0 MB in the beginning and 202.9 MB in the end (delta: 61.9 MB). Free memory was 89.5 MB in the beginning and 168.8 MB in the end (delta: -79.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.95 ms. Allocated memory is still 202.9 MB. Free memory was 168.8 MB in the beginning and 164.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1388.48 ms. Allocated memory was 202.9 MB in the beginning and 233.8 MB in the end (delta: 30.9 MB). Free memory was 164.2 MB in the beginning and 199.1 MB in the end (delta: -34.9 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 108.95 ms. Allocated memory is still 233.8 MB. Free memory was 199.1 MB in the beginning and 192.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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: 140]: 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...