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_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:29:38,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:29:38,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:29:38,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:29:38,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:29:38,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:29:38,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:29:38,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:29:38,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:29:38,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:29:38,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:29:38,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:29:38,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:29:38,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:29:38,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:29:38,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:29:38,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:29:38,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:29:38,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:29:38,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:29:38,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:29:38,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:29:38,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:29:38,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:29:38,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:29:38,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:29:38,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:29:38,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:29:38,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:29:38,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:29:38,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:29:38,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:29:38,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:29:38,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:29:38,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:29:38,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:29:38,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:29:38,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:29:38,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:29:38,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:29:38,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:29:38,814 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 [2019-09-16 17:29:38,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:29:38,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:29:38,829 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:29:38,829 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:29:38,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:29:38,830 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:29:38,830 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:29:38,830 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:29:38,830 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:29:38,831 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:29:38,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:29:38,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:29:38,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:29:38,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:29:38,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:29:38,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:29:38,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:29:38,833 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:29:38,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:29:38,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:29:38,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:29:38,833 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:29:38,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:29:38,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:29:38,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:29:38,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:29:38,834 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:29:38,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:29:38,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:29:38,835 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:29:38,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:29:38,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:29:38,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:29:38,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:29:38,879 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:29:38,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-09-16 17:29:38,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d40f202/08f763962c36483faf3ad1bff16f1137/FLAG8da7caa1c [2019-09-16 17:29:39,441 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:29:39,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-09-16 17:29:39,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d40f202/08f763962c36483faf3ad1bff16f1137/FLAG8da7caa1c [2019-09-16 17:29:39,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d40f202/08f763962c36483faf3ad1bff16f1137 [2019-09-16 17:29:39,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:29:39,763 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:29:39,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:29:39,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:29:39,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:29:39,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:29:39" (1/1) ... [2019-09-16 17:29:39,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750b091d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:39, skipping insertion in model container [2019-09-16 17:29:39,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:29:39" (1/1) ... [2019-09-16 17:29:39,779 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:29:39,847 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:29:40,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:29:40,295 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:29:40,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:29:40,419 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:29:40,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40 WrapperNode [2019-09-16 17:29:40,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:29:40,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:29:40,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:29:40,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:29:40,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (1/1) ... [2019-09-16 17:29:40,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (1/1) ... [2019-09-16 17:29:40,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (1/1) ... [2019-09-16 17:29:40,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (1/1) ... [2019-09-16 17:29:40,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (1/1) ... [2019-09-16 17:29:40,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (1/1) ... [2019-09-16 17:29:40,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (1/1) ... [2019-09-16 17:29:40,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:29:40,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:29:40,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:29:40,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:29:40,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:29:40" (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 [2019-09-16 17:29:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:29:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:29:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 17:29:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-16 17:29:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 17:29:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 17:29:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 17:29:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 17:29:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 17:29:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 17:29:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 17:29:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 17:29:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 17:29:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 17:29:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:29:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 17:29:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 17:29:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 17:29:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 17:29:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 17:29:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 17:29:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 17:29:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 17:29:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 17:29:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 17:29:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 17:29:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 17:29:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 17:29:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 17:29:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 17:29:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 17:29:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 17:29:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 17:29:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 17:29:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 17:29:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 17:29:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 17:29:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:29:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:29:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 17:29:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 17:29:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 17:29:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 17:29:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-16 17:29:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 17:29:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:29:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:29:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 17:29:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:29:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:29:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:29:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:29:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 17:29:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:29:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 17:29:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 17:29:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:29:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 17:29:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 17:29:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:29:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 17:29:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 17:29:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 17:29:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 17:29:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 17:29:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 17:29:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 17:29:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 17:29:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 17:29:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 17:29:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 17:29:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 17:29:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 17:29:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:29:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 17:29:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 17:29:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 17:29:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 17:29:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 17:29:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 17:29:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 17:29:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 17:29:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 17:29:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 17:29:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 17:29:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:29:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:29:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:29:41,560 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:29:41,561 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 17:29:41,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:29:41 BoogieIcfgContainer [2019-09-16 17:29:41,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:29:41,563 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-16 17:29:41,563 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-16 17:29:41,564 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-16 17:29:41,565 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:29:41" (1/1) ... [2019-09-16 17:29:41,617 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-16 17:29:41,695 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-16 17:29:41,700 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. [2019-09-16 17:29:41,701 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-16 17:29:41,703 INFO L168 Benchmark]: Toolchain (without parser) took 1939.31 ms. Allocated memory was 140.0 MB in the beginning and 224.4 MB in the end (delta: 84.4 MB). Free memory was 86.2 MB in the beginning and 189.0 MB in the end (delta: -102.8 MB). Peak memory consumption was 75.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:29:41,704 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:29:41,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 657.00 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 166.1 MB in the end (delta: -80.2 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:29:41,706 INFO L168 Benchmark]: Boogie Preprocessor took 89.52 ms. Allocated memory is still 199.8 MB. Free memory was 166.1 MB in the beginning and 162.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-16 17:29:41,707 INFO L168 Benchmark]: RCFGBuilder took 1051.27 ms. Allocated memory is still 199.8 MB. Free memory was 161.8 MB in the beginning and 79.1 MB in the end (delta: 82.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:29:41,708 INFO L168 Benchmark]: Abstract Interpretation took 137.74 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 78.5 MB in the beginning and 189.0 MB in the end (delta: -110.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:29:41,712 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 657.00 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 166.1 MB in the end (delta: -80.2 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.52 ms. Allocated memory is still 199.8 MB. Free memory was 166.1 MB in the beginning and 162.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1051.27 ms. Allocated memory is still 199.8 MB. Free memory was 161.8 MB in the beginning and 79.1 MB in the end (delta: 82.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 137.74 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 78.5 MB in the beginning and 189.0 MB in the end (delta: -110.5 MB). Peak memory consumption was 8.0 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: 543]: 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...