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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:29:00,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:29:00,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:29:00,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:29:00,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:29:00,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:29:00,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:29:00,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:29:00,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:29:00,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:29:00,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:29:00,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:29:00,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:29:00,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:29:00,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:29:00,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:29:00,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:29:00,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:29:00,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:29:00,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:29:00,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:29:00,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:29:00,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:29:00,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:29:00,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:29:00,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:29:00,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:29:00,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:29:00,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:29:00,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:29:00,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:29:00,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:29:00,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:29:00,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:29:00,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:29:00,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:29:00,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:29:00,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:29:00,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:29:00,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:29:00,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:29:00,422 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 [2019-09-17 10:29:00,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:29:00,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:29:00,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:29:00,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:29:00,442 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:29:00,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:29:00,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:29:00,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:29:00,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:29:00,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:29:00,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:29:00,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:29:00,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:29:00,445 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:29:00,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:29:00,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:29:00,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:29:00,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:29:00,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:29:00,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:29:00,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:29:00,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:29:00,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:29:00,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:29:00,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:29:00,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:29:00,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:29:00,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:29:00,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 10:29:00,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:29:00,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:29:00,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:29:00,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:29:00,518 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:29:00,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-17 10:29:00,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea55af24/a9a09fa083804372a3fa9a0d583e6855/FLAG0e85d7bf4 [2019-09-17 10:29:01,098 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:29:01,099 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-17 10:29:01,117 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea55af24/a9a09fa083804372a3fa9a0d583e6855/FLAG0e85d7bf4 [2019-09-17 10:29:01,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea55af24/a9a09fa083804372a3fa9a0d583e6855 [2019-09-17 10:29:01,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:29:01,418 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:29:01,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:29:01,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:29:01,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:29:01,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:29:01" (1/1) ... [2019-09-17 10:29:01,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:01, skipping insertion in model container [2019-09-17 10:29:01,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:29:01" (1/1) ... [2019-09-17 10:29:01,438 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:29:01,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:29:01,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:29:01,995 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:29:02,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:29:02,125 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:29:02,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02 WrapperNode [2019-09-17 10:29:02,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:29:02,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:29:02,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:29:02,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:29:02,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (1/1) ... [2019-09-17 10:29:02,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (1/1) ... [2019-09-17 10:29:02,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (1/1) ... [2019-09-17 10:29:02,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (1/1) ... [2019-09-17 10:29:02,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (1/1) ... [2019-09-17 10:29:02,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (1/1) ... [2019-09-17 10:29:02,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (1/1) ... [2019-09-17 10:29:02,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:29:02,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:29:02,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:29:02,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:29:02,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:02" (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 [2019-09-17 10:29:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:29:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:29:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:29:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:29:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:29:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:29:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:29:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:29:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:29:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:29:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:29:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:29:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:29:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:29:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:29:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:29:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:29:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:29:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:29:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:29:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:29:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:29:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:29:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:29:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 10:29:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:29:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:29:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:29:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:29:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:29:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:29:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:29:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:29:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:29:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:29:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:29:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 10:29:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:29:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:29:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:29:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:29:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:29:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:29:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:29:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:29:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:29:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:29:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:29:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:29:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:29:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:29:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:29:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:29:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:29:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:29:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:29:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:29:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:29:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:29:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:29:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:29:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:29:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:29:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:29:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:29:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:29:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:29:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:29:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:29:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:29:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:29:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:29:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:29:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:29:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:29:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:29:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:29:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:29:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 10:29:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:29:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:29:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:29:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:29:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:29:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:29:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:29:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 10:29:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:29:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:29:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:29:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:29:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:29:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:29:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:29:04,093 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:29:04,093 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:29:04,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:29:04 BoogieIcfgContainer [2019-09-17 10:29:04,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:29:04,095 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:29:04,095 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:29:04,096 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:29:04,097 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:29:04" (1/1) ... [2019-09-17 10:29:04,097 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:29:04,124 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:29:04,127 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:29:04,139 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:29:04,150 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:29:04,151 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:29:28,506 WARN L191 SmtUtils]: Spent 14.31 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 10:29:30,374 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:29:34,494 WARN L191 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 10:29:34,774 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 10:29:34,785 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-17 10:29:34,830 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-17 10:29:34,834 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-17 10:29:35,908 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:29:36,850 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:29:37,832 WARN L191 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:29:38,804 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:29:39,766 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:29:40,126 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:29:41,158 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:29:42,396 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:29:43,403 WARN L191 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:29:43,762 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:29:44,128 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:29:45,128 WARN L191 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 129 [2019-09-17 10:29:46,148 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:29:47,103 WARN L191 SmtUtils]: Spent 937.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:29:47,441 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:29:47,786 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:29:48,847 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:29:49,197 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:29:50,210 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:29:51,203 WARN L191 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:29:52,195 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:29:52,537 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:29:52,885 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:29:53,947 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:29:54,979 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:29:55,966 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:29:56,309 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:29:56,639 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:29:56,982 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:29:57,979 WARN L191 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:29:58,357 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:29:59,338 WARN L191 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:00,333 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:01,331 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:01,677 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:02,010 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:03,011 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:04,020 WARN L191 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:05,018 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:05,359 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:05,696 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:06,053 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:07,471 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:30:07,804 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:08,796 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:30:09,771 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:30:10,702 WARN L191 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:11,022 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:11,347 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:12,312 WARN L191 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 129 [2019-09-17 10:30:13,275 WARN L191 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:30:14,213 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:14,549 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:14,867 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:16,250 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:30:16,657 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:17,660 WARN L191 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:18,640 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:19,641 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:19,981 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:20,337 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:21,326 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:22,317 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:23,306 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:23,643 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:23,988 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:24,329 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:25,319 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:30:25,658 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:26,640 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:27,643 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:28,620 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:28,959 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:29,296 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:30,280 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:31,284 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:32,264 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:32,613 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:32,963 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:33,303 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:34,291 WARN L191 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:30:34,634 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:35,608 WARN L191 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:36,599 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:37,581 WARN L191 SmtUtils]: Spent 973.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:37,921 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:38,258 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:39,224 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:40,208 WARN L191 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:30:41,185 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:30:41,525 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:41,861 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:42,841 WARN L191 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:43,804 WARN L191 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:30:44,130 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:45,110 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:30:46,066 WARN L191 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:30:46,994 WARN L191 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:47,316 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:47,643 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:48,590 WARN L191 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 129 [2019-09-17 10:30:49,537 WARN L191 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:30:50,487 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:50,815 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:51,137 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:52,141 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:30:53,155 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:30:53,490 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:53,824 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:54,802 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 129 [2019-09-17 10:30:55,780 WARN L191 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 129 [2019-09-17 10:30:56,134 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:57,160 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:30:58,151 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:30:59,135 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:59,472 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:59,814 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:31:00,797 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 129 [2019-09-17 10:31:01,802 WARN L191 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:31:02,796 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:03,134 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:31:03,475 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:31:04,518 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:31:04,876 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:31:05,897 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:31:06,943 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:31:08,002 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:08,352 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:08,712 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:09,757 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:31:10,789 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:31:11,824 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:12,180 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:12,534 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:12,893 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:31:13,924 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:31:14,297 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:31:15,312 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:31:16,343 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:31:17,377 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:17,724 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:18,075 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:19,094 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2019-09-17 10:31:20,127 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:31:21,172 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:21,523 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:21,880 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:22,238 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:31:23,200 WARN L191 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:31:24,137 WARN L191 SmtUtils]: Spent 935.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:31:24,463 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 10:31:25,430 WARN L191 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 129 [2019-09-17 10:31:26,395 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:31:27,385 WARN L191 SmtUtils]: Spent 981.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:27,712 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:31:28,034 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:31:29,026 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:31:29,368 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:31:29,369 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:31:29,371 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 106 for LOIs [2019-09-17 10:31:30,039 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 100 [2019-09-17 10:31:30,711 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 100 [2019-09-17 10:31:31,370 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2019-09-17 10:31:31,372 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 100 for LOIs [2019-09-17 10:31:31,376 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 100 for LOIs [2019-09-17 10:31:31,593 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:31:31,594 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:31:31,594 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:31:31,596 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 987#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#t~string24.offset| 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= 0 |#t~string38.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)) [2019-09-17 10:31:31,612 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:31:31,612 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:31:31,613 INFO L168 Benchmark]: Toolchain (without parser) took 150195.24 ms. Allocated memory was 130.5 MB in the beginning and 193.5 MB in the end (delta: 62.9 MB). Free memory was 85.3 MB in the beginning and 109.0 MB in the end (delta: -23.7 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:31,614 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:31:31,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.60 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 162.2 MB in the end (delta: -77.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:31,616 INFO L168 Benchmark]: Boogie Preprocessor took 91.90 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 157.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:31,616 INFO L168 Benchmark]: RCFGBuilder took 1875.90 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 157.6 MB in the beginning and 142.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:31,617 INFO L168 Benchmark]: Sifa took 147516.96 ms. Allocated memory was 217.6 MB in the beginning and 193.5 MB in the end (delta: -24.1 MB). Free memory was 142.6 MB in the beginning and 109.0 MB in the end (delta: 33.6 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:31,619 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 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.60 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 162.2 MB in the end (delta: -77.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.90 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 157.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1875.90 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 157.6 MB in the beginning and 142.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. * Sifa took 147516.96 ms. Allocated memory was 217.6 MB in the beginning and 193.5 MB in the end (delta: -24.1 MB). Free memory was 142.6 MB in the beginning and 109.0 MB in the end (delta: 33.6 MB). Peak memory consumption was 9.5 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]: 147472, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 660, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 459, TOOLS_POST_TIME[ms]: 30463, TOOLS_POST_CALL_APPLICATIONS: 156, TOOLS_POST_CALL_TIME[ms]: 251, TOOLS_POST_RETURN_APPLICATIONS: 149, TOOLS_POST_RETURN_TIME[ms]: 132, TOOLS_QUANTIFIERELIM_APPLICATIONS: 763, TOOLS_QUANTIFIERELIM_TIME[ms]: 30636, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30263, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 689, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 207, DOMAIN_JOIN_TIME[ms]: 115953, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 23, DOMAIN_ISSUBSETEQ_APPLICATIONS: 29, DOMAIN_ISSUBSETEQ_TIME[ms]: 78, DOMAIN_ISBOTTOM_APPLICATIONS: 125, DOMAIN_ISBOTTOM_TIME[ms]: 369, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 95341, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 95340, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 29, CALL_SUMMARIZER_APPLICATIONS: 149, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30810, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30809, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 597, DAG_COMPRESSION_RETAINED_NODES: 309 - UnprovableResult [Line: 952]: 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 987#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#t~string24.offset| 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= 0 |#t~string38.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...