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 --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:48:01,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:48:01,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:48:01,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:48:01,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:48:01,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:48:01,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:48:01,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:48:01,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:48:01,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:48:01,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:48:01,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:48:01,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:48:01,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:48:01,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:48:01,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:48:01,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:48:01,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:48:01,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:48:01,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:48:01,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:48:01,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:48:01,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:48:01,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:48:01,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:48:01,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:48:01,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:48:01,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:48:01,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:48:01,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:48:01,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:48:01,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:48:01,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:48:01,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:48:01,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:48:01,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:48:01,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:48:01,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:48:01,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:48:01,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:48:01,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:48:01,522 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 [2019-10-14 02:48:01,541 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:48:01,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:48:01,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:48:01,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:48:01,544 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:48:01,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:48:01,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:48:01,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:48:01,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:48:01,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:48:01,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:48:01,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:48:01,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:48:01,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:48:01,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:48:01,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:48:01,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:48:01,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:48:01,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:48:01,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:48:01,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:48:01,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:48:01,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:48:01,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:48:01,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:48:01,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:48:01,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:48:01,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:48:01,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:48:01,860 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:48:01,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:48:01,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:48:01,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:48:01,883 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:48:01,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-10-14 02:48:01,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a556db6b/64b579cc1bca4fb8b8672b8f59c18f82/FLAG648500c17 [2019-10-14 02:48:02,427 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:48:02,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-10-14 02:48:02,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a556db6b/64b579cc1bca4fb8b8672b8f59c18f82/FLAG648500c17 [2019-10-14 02:48:02,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a556db6b/64b579cc1bca4fb8b8672b8f59c18f82 [2019-10-14 02:48:02,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:48:02,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:48:02,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:48:02,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:48:02,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:48:02,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:48:02" (1/1) ... [2019-10-14 02:48:02,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e394a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:02, skipping insertion in model container [2019-10-14 02:48:02,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:48:02" (1/1) ... [2019-10-14 02:48:02,798 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:48:02,864 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:48:03,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:48:03,294 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:48:03,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:48:03,403 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:48:03,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03 WrapperNode [2019-10-14 02:48:03,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:48:03,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:48:03,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:48:03,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:48:03,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (1/1) ... [2019-10-14 02:48:03,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (1/1) ... [2019-10-14 02:48:03,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (1/1) ... [2019-10-14 02:48:03,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (1/1) ... [2019-10-14 02:48:03,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (1/1) ... [2019-10-14 02:48:03,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (1/1) ... [2019-10-14 02:48:03,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (1/1) ... [2019-10-14 02:48:03,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:48:03,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:48:03,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:48:03,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:48:03,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:48:03" (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 [2019-10-14 02:48:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:48:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:48:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:48:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:48:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:48:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:48:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:48:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:48:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:48:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:48:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:48:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:48:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:48:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:48:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:48:03,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:48:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:48:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:48:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:48:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:48:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:48:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:48:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:48:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:48:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:48:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:48:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:48:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:48:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:48:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:48:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:48:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:48:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:48:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:48:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:48:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:48:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:48:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 02:48:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:48:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:48:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:48:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:48:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:48:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:48:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:48:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:48:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:48:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:48:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:48:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:48:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:48:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:48:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:48:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:48:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:48:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:48:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:48:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:48:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:48:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:48:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:48:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:48:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:48:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:48:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:48:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:48:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:48:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:48:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:48:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:48:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:48:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:48:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:48:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:48:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:48:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:48:03,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:48:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:48:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:48:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:48:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:48:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:48:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:48:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 02:48:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:48:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:48:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:48:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:48:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:48:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:48:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:48:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:48:05,263 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:48:05,263 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:48:05,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:48:05 BoogieIcfgContainer [2019-10-14 02:48:05,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:48:05,266 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:48:05,266 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:48:05,267 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:48:05,268 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:48:05" (1/1) ... [2019-10-14 02:48:05,269 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:48:05,297 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:48:05,297 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:48:05,307 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:48:05,317 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:48:05,318 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:48:14,720 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:48:16,481 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:48:16,661 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:16,828 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:16,974 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:17,267 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:48:17,286 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:48:17,357 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:48:17,363 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:48:17,616 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:48:17,832 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:48:18,400 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:18,909 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:19,346 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:19,905 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 178 [2019-10-14 02:48:20,231 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 02:48:20,792 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-14 02:48:21,352 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-10-14 02:48:22,291 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 178 [2019-10-14 02:48:24,325 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-14 02:48:24,566 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-14 02:48:26,584 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:48:26,586 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 140 for LOIs [2019-10-14 02:48:26,804 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 130 for LOIs [2019-10-14 02:48:26,812 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-14 02:48:26,889 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:48:26,889 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:48:26,891 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 853#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string26.offset| 0) (<= 0 |#t~string53.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string25.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string26.offset| 0) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= 0 |#t~string32.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string24.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= 0 |#t~string25.offset|) (<= 0 |#t~string24.offset|)) [2019-10-14 02:48:26,906 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:48:26,906 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:48:26,908 INFO L168 Benchmark]: Toolchain (without parser) took 24122.69 ms. Allocated memory was 148.9 MB in the beginning and 645.4 MB in the end (delta: 496.5 MB). Free memory was 105.8 MB in the beginning and 502.1 MB in the end (delta: -396.2 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:26,909 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 148.9 MB. Free memory was 125.1 MB in the beginning and 124.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 02:48:26,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.13 ms. Allocated memory was 148.9 MB in the beginning and 205.5 MB in the end (delta: 56.6 MB). Free memory was 105.6 MB in the beginning and 175.8 MB in the end (delta: -70.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:26,911 INFO L168 Benchmark]: Boogie Preprocessor took 95.96 ms. Allocated memory is still 205.5 MB. Free memory was 175.2 MB in the beginning and 171.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:26,912 INFO L168 Benchmark]: RCFGBuilder took 1764.55 ms. Allocated memory was 205.5 MB in the beginning and 232.8 MB in the end (delta: 27.3 MB). Free memory was 171.3 MB in the beginning and 142.9 MB in the end (delta: 28.4 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:26,913 INFO L168 Benchmark]: Sifa took 21640.63 ms. Allocated memory was 232.8 MB in the beginning and 645.4 MB in the end (delta: 412.6 MB). Free memory was 142.9 MB in the beginning and 502.1 MB in the end (delta: -359.1 MB). Peak memory consumption was 53.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:26,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 148.9 MB. Free memory was 125.1 MB in the beginning and 124.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.13 ms. Allocated memory was 148.9 MB in the beginning and 205.5 MB in the end (delta: 56.6 MB). Free memory was 105.6 MB in the beginning and 175.8 MB in the end (delta: -70.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.96 ms. Allocated memory is still 205.5 MB. Free memory was 175.2 MB in the beginning and 171.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1764.55 ms. Allocated memory was 205.5 MB in the beginning and 232.8 MB in the end (delta: 27.3 MB). Free memory was 171.3 MB in the beginning and 142.9 MB in the end (delta: 28.4 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. * Sifa took 21640.63 ms. Allocated memory was 232.8 MB in the beginning and 645.4 MB in the end (delta: 412.6 MB). Free memory was 142.9 MB in the beginning and 502.1 MB in the end (delta: -359.1 MB). Peak memory consumption was 53.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21594, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 264, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 171, TOOLS_POST_TIME[ms]: 11382, TOOLS_POST_CALL_APPLICATIONS: 78, TOOLS_POST_CALL_TIME[ms]: 205, TOOLS_POST_RETURN_APPLICATIONS: 71, TOOLS_POST_RETURN_TIME[ms]: 108, TOOLS_QUANTIFIERELIM_APPLICATIONS: 319, TOOLS_QUANTIFIERELIM_TIME[ms]: 11572, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11278, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 270, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 86, DOMAIN_JOIN_TIME[ms]: 8985, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 531, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 49, DOMAIN_ISBOTTOM_TIME[ms]: 206, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5764, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5763, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 71, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12149, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12148, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 399, DAG_COMPRESSION_RETAINED_NODES: 217 - UnprovableResult [Line: 578]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 853#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string26.offset| 0) (<= 0 |#t~string53.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string25.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string26.offset| 0) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= 0 |#t~string32.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string24.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= 0 |#t~string25.offset|) (<= 0 |#t~string24.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...