java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --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_spec2_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:15:07,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:15:07,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:15:07,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:15:07,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:15:07,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:15:07,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:15:07,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:15:07,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:15:07,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:15:07,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:15:07,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:15:07,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:15:07,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:15:07,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:15:07,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:15:07,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:15:07,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:15:07,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:15:07,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:15:07,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:15:07,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:15:07,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:15:07,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:15:07,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:15:07,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:15:07,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:15:07,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:15:07,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:15:07,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:15:07,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:15:07,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:15:07,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:15:07,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:15:07,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:15:07,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:15:07,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:15:07,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:15:07,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:15:07,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:15:07,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:15:07,332 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 [2019-10-13 23:15:07,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:15:07,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:15:07,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:15:07,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:15:07,355 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:15:07,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:15:07,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:15:07,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:15:07,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:15:07,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:15:07,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:15:07,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:15:07,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:15:07,357 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:15:07,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:15:07,358 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:15:07,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:15:07,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:15:07,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:15:07,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:15:07,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:15:07,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:07,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:15:07,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:15:07,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:15:07,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:15:07,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:15:07,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:15:07,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN 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 [2019-10-13 23:15:07,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:15:07,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:15:07,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:15:07,668 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:15:07,669 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:15:07,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2019-10-13 23:15:07,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db9d39ce/ab5d357103e64bc2b7add9c13ee8d08c/FLAGd5b4106cd [2019-10-13 23:15:08,339 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:15:08,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2019-10-13 23:15:08,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db9d39ce/ab5d357103e64bc2b7add9c13ee8d08c/FLAGd5b4106cd [2019-10-13 23:15:08,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db9d39ce/ab5d357103e64bc2b7add9c13ee8d08c [2019-10-13 23:15:08,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:15:08,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:15:08,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:08,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:15:08,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:15:08,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:08" (1/1) ... [2019-10-13 23:15:08,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de13907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:08, skipping insertion in model container [2019-10-13 23:15:08,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:08" (1/1) ... [2019-10-13 23:15:08,707 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:15:08,761 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:15:09,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:09,227 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:15:09,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:09,345 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:15:09,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09 WrapperNode [2019-10-13 23:15:09,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:09,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:15:09,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:15:09,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:15:09,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:15:09,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:15:09,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:15:09,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:15:09,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (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 [2019-10-13 23:15:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:15:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:15:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:15:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:15:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:15:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:15:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:15:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:15:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:15:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:09,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:15:09,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:15:09,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:15:09,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:15:09,509 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:15:09,509 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:15:09,509 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:15:09,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:15:09,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:15:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:15:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:15:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:15:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:15:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:15:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:15:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:15:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:15:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:15:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:15:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:15:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:15:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:15:09,513 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:15:09,513 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:15:09,513 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:15:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:15:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:15:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:15:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:15:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:15:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:15:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:15:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:15:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:15:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:15:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:15:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:15:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:15:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:15:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:15:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:15:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:15:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:15:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:15:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:15:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:15:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:15:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:15:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:15:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:15:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:15:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:15:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:15:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:15:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:15:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:15:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:15:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:15:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:15:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:15:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:15:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:15:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:15:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:15:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:15:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:15:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:15:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:15:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:15:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:15:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:15:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:15:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:15:11,225 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:15:11,225 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:15:11,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:11 BoogieIcfgContainer [2019-10-13 23:15:11,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:15:11,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:15:11,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:15:11,232 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:15:11,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:15:08" (1/3) ... [2019-10-13 23:15:11,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@473bbeae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:11, skipping insertion in model container [2019-10-13 23:15:11,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (2/3) ... [2019-10-13 23:15:11,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@473bbeae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:11, skipping insertion in model container [2019-10-13 23:15:11,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:11" (3/3) ... [2019-10-13 23:15:11,237 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2019-10-13 23:15:11,247 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:15:11,258 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:15:11,269 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:15:11,305 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:15:11,305 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:15:11,305 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:15:11,305 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:15:11,306 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:15:11,306 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:15:11,306 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:15:11,306 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:15:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2019-10-13 23:15:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:15:11,339 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:11,340 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:11,342 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:11,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:11,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1950418674, now seen corresponding path program 1 times [2019-10-13 23:15:11,359 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:11,359 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783333669] [2019-10-13 23:15:11,359 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,360 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,360 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:11,680 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783333669] [2019-10-13 23:15:11,681 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:11,682 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:15:11,682 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749968992] [2019-10-13 23:15:11,687 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:15:11,688 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:11,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:15:11,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:11,706 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2019-10-13 23:15:11,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:11,748 INFO L93 Difference]: Finished difference Result 222 states and 277 transitions. [2019-10-13 23:15:11,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:15:11,750 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 23:15:11,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:11,763 INFO L225 Difference]: With dead ends: 222 [2019-10-13 23:15:11,764 INFO L226 Difference]: Without dead ends: 113 [2019-10-13 23:15:11,768 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:11,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-10-13 23:15:11,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-10-13 23:15:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-10-13 23:15:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 134 transitions. [2019-10-13 23:15:11,825 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 134 transitions. Word has length 46 [2019-10-13 23:15:11,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:11,825 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 134 transitions. [2019-10-13 23:15:11,826 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:15:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2019-10-13 23:15:11,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:15:11,830 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:11,830 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:11,831 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:11,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:11,831 INFO L82 PathProgramCache]: Analyzing trace with hash 385243915, now seen corresponding path program 1 times [2019-10-13 23:15:11,832 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:11,832 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079028859] [2019-10-13 23:15:11,832 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,832 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:11,998 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079028859] [2019-10-13 23:15:11,998 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:11,998 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:15:11,999 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229042341] [2019-10-13 23:15:12,001 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:12,001 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:12,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:12,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:12,002 INFO L87 Difference]: Start difference. First operand 113 states and 134 transitions. Second operand 3 states. [2019-10-13 23:15:12,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:12,044 INFO L93 Difference]: Finished difference Result 173 states and 205 transitions. [2019-10-13 23:15:12,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:12,046 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 23:15:12,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:12,048 INFO L225 Difference]: With dead ends: 173 [2019-10-13 23:15:12,050 INFO L226 Difference]: Without dead ends: 105 [2019-10-13 23:15:12,052 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:12,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-13 23:15:12,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-10-13 23:15:12,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-10-13 23:15:12,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 123 transitions. [2019-10-13 23:15:12,079 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 123 transitions. Word has length 47 [2019-10-13 23:15:12,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:12,080 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 123 transitions. [2019-10-13 23:15:12,080 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2019-10-13 23:15:12,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-13 23:15:12,087 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:12,088 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:12,088 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:12,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:12,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1516986049, now seen corresponding path program 1 times [2019-10-13 23:15:12,089 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:12,089 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151332799] [2019-10-13 23:15:12,089 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,090 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,090 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:12,362 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151332799] [2019-10-13 23:15:12,362 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:12,362 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:12,363 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612460143] [2019-10-13 23:15:12,363 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:12,363 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:12,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:12,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:12,364 INFO L87 Difference]: Start difference. First operand 105 states and 123 transitions. Second operand 7 states. [2019-10-13 23:15:12,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:12,872 INFO L93 Difference]: Finished difference Result 310 states and 378 transitions. [2019-10-13 23:15:12,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:15:12,873 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-13 23:15:12,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:12,877 INFO L225 Difference]: With dead ends: 310 [2019-10-13 23:15:12,878 INFO L226 Difference]: Without dead ends: 230 [2019-10-13 23:15:12,879 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:15:12,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2019-10-13 23:15:12,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 222. [2019-10-13 23:15:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2019-10-13 23:15:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 270 transitions. [2019-10-13 23:15:12,913 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 270 transitions. Word has length 50 [2019-10-13 23:15:12,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:12,913 INFO L462 AbstractCegarLoop]: Abstraction has 222 states and 270 transitions. [2019-10-13 23:15:12,913 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:12,914 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 270 transitions. [2019-10-13 23:15:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-13 23:15:12,916 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:12,916 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:12,917 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:12,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:12,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1237586363, now seen corresponding path program 1 times [2019-10-13 23:15:12,917 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:12,918 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667070003] [2019-10-13 23:15:12,918 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,918 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:13,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:13,017 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667070003] [2019-10-13 23:15:13,017 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:13,017 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:15:13,018 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388016318] [2019-10-13 23:15:13,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:15:13,018 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:13,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:15:13,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:15:13,019 INFO L87 Difference]: Start difference. First operand 222 states and 270 transitions. Second operand 6 states. [2019-10-13 23:15:13,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:13,286 INFO L93 Difference]: Finished difference Result 598 states and 747 transitions. [2019-10-13 23:15:13,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:13,290 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-13 23:15:13,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:13,297 INFO L225 Difference]: With dead ends: 598 [2019-10-13 23:15:13,299 INFO L226 Difference]: Without dead ends: 401 [2019-10-13 23:15:13,301 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:15:13,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2019-10-13 23:15:13,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 389. [2019-10-13 23:15:13,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2019-10-13 23:15:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 477 transitions. [2019-10-13 23:15:13,389 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 477 transitions. Word has length 55 [2019-10-13 23:15:13,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:13,391 INFO L462 AbstractCegarLoop]: Abstraction has 389 states and 477 transitions. [2019-10-13 23:15:13,392 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:15:13,392 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 477 transitions. [2019-10-13 23:15:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 23:15:13,399 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:13,400 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:13,400 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:13,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:13,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1369854663, now seen corresponding path program 1 times [2019-10-13 23:15:13,401 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:13,401 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509134666] [2019-10-13 23:15:13,402 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:13,402 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:13,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:13,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:13,614 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509134666] [2019-10-13 23:15:13,615 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:13,615 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:13,615 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297674116] [2019-10-13 23:15:13,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:13,616 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:13,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:13,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:13,616 INFO L87 Difference]: Start difference. First operand 389 states and 477 transitions. Second operand 7 states. [2019-10-13 23:15:13,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:13,928 INFO L93 Difference]: Finished difference Result 637 states and 808 transitions. [2019-10-13 23:15:13,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:13,929 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-13 23:15:13,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:13,931 INFO L225 Difference]: With dead ends: 637 [2019-10-13 23:15:13,931 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:15:13,935 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:15:13,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:15:13,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:15:13,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:15:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:15:13,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-13 23:15:13,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:13,938 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:15:13,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:13,939 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:15:13,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:15:13,944 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:15:15,095 INFO L443 ceAbstractionStarter]: For program point L254-2(lines 254 275) no Hoare annotation was computed. [2019-10-13 23:15:15,095 INFO L443 ceAbstractionStarter]: For program point L276(lines 253 277) no Hoare annotation was computed. [2019-10-13 23:15:15,095 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 229 284) no Hoare annotation was computed. [2019-10-13 23:15:15,096 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 264) no Hoare annotation was computed. [2019-10-13 23:15:15,096 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 229 284) no Hoare annotation was computed. [2019-10-13 23:15:15,096 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 321) no Hoare annotation was computed. [2019-10-13 23:15:15,096 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 285 344) no Hoare annotation was computed. [2019-10-13 23:15:15,097 INFO L443 ceAbstractionStarter]: For program point L311-2(lines 311 336) no Hoare annotation was computed. [2019-10-13 23:15:15,097 INFO L443 ceAbstractionStarter]: For program point L337(lines 310 338) no Hoare annotation was computed. [2019-10-13 23:15:15,097 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 285 344) no Hoare annotation was computed. [2019-10-13 23:15:15,097 INFO L443 ceAbstractionStarter]: For program point L330(line 330) no Hoare annotation was computed. [2019-10-13 23:15:15,097 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 285 344) no Hoare annotation was computed. [2019-10-13 23:15:15,098 INFO L443 ceAbstractionStarter]: For program point L330-1(line 330) no Hoare annotation was computed. [2019-10-13 23:15:15,098 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 839 845) the Hoare annotation is: true [2019-10-13 23:15:15,099 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 839 845) no Hoare annotation was computed. [2019-10-13 23:15:15,099 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 846 854) no Hoare annotation was computed. [2019-10-13 23:15:15,099 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 846 854) the Hoare annotation is: true [2019-10-13 23:15:15,101 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 929 951) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,101 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 929 951) no Hoare annotation was computed. [2019-10-13 23:15:15,101 INFO L439 ceAbstractionStarter]: At program point L941(line 941) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,101 INFO L439 ceAbstractionStarter]: At program point L941-1(line 941) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,102 INFO L443 ceAbstractionStarter]: For program point L939(lines 939 946) no Hoare annotation was computed. [2019-10-13 23:15:15,102 INFO L443 ceAbstractionStarter]: For program point L939-1(lines 939 946) no Hoare annotation was computed. [2019-10-13 23:15:15,102 INFO L443 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2019-10-13 23:15:15,102 INFO L439 ceAbstractionStarter]: At program point L936(line 936) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,102 INFO L439 ceAbstractionStarter]: At program point L935(line 935) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,103 INFO L439 ceAbstractionStarter]: At program point L935-1(line 935) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,103 INFO L443 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2019-10-13 23:15:15,103 INFO L443 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2019-10-13 23:15:15,103 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 887 910) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point L893(line 893) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 887 910) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point L892(line 892) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 887 910) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2019-10-13 23:15:15,104 INFO L443 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2019-10-13 23:15:15,105 INFO L443 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2019-10-13 23:15:15,105 INFO L443 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2019-10-13 23:15:15,105 INFO L443 ceAbstractionStarter]: For program point L901(line 901) no Hoare annotation was computed. [2019-10-13 23:15:15,105 INFO L443 ceAbstractionStarter]: For program point L900(line 900) no Hoare annotation was computed. [2019-10-13 23:15:15,105 INFO L443 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2019-10-13 23:15:15,105 INFO L443 ceAbstractionStarter]: For program point L898(line 898) no Hoare annotation was computed. [2019-10-13 23:15:15,106 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 802 816) no Hoare annotation was computed. [2019-10-13 23:15:15,106 INFO L439 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:15,106 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 812) no Hoare annotation was computed. [2019-10-13 23:15:15,106 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 802 816) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-13 23:15:15,107 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 738 746) no Hoare annotation was computed. [2019-10-13 23:15:15,107 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 738 746) the Hoare annotation is: true [2019-10-13 23:15:15,107 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 783 801) the Hoare annotation is: true [2019-10-13 23:15:15,107 INFO L446 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2019-10-13 23:15:15,107 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 783 801) no Hoare annotation was computed. [2019-10-13 23:15:15,107 INFO L443 ceAbstractionStarter]: For program point L790-1(line 790) no Hoare annotation was computed. [2019-10-13 23:15:15,107 INFO L443 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2019-10-13 23:15:15,108 INFO L443 ceAbstractionStarter]: For program point L777-1(line 777) no Hoare annotation was computed. [2019-10-13 23:15:15,108 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 747 782) no Hoare annotation was computed. [2019-10-13 23:15:15,108 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 747 782) no Hoare annotation was computed. [2019-10-13 23:15:15,108 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 832 838) no Hoare annotation was computed. [2019-10-13 23:15:15,108 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 832 838) the Hoare annotation is: true [2019-10-13 23:15:15,108 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 183 228) no Hoare annotation was computed. [2019-10-13 23:15:15,108 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 183 228) no Hoare annotation was computed. [2019-10-13 23:15:15,109 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 496 541) no Hoare annotation was computed. [2019-10-13 23:15:15,109 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 496 541) no Hoare annotation was computed. [2019-10-13 23:15:15,109 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 918 928) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,109 INFO L439 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,109 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 918 928) no Hoare annotation was computed. [2019-10-13 23:15:15,109 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 918 928) no Hoare annotation was computed. [2019-10-13 23:15:15,110 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 727 737) the Hoare annotation is: true [2019-10-13 23:15:15,110 INFO L446 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: true [2019-10-13 23:15:15,110 INFO L443 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2019-10-13 23:15:15,110 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 727 737) no Hoare annotation was computed. [2019-10-13 23:15:15,110 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 719 726) the Hoare annotation is: true [2019-10-13 23:15:15,110 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 719 726) no Hoare annotation was computed. [2019-10-13 23:15:15,113 INFO L439 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:15,114 INFO L443 ceAbstractionStarter]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2019-10-13 23:15:15,115 INFO L439 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:15,115 INFO L439 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:15,115 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 686 710) no Hoare annotation was computed. [2019-10-13 23:15:15,116 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 702) no Hoare annotation was computed. [2019-10-13 23:15:15,116 INFO L439 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:15,116 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 686 710) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:15,116 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-10-13 23:15:15,117 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 707) no Hoare annotation was computed. [2019-10-13 23:15:15,121 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 652 658) no Hoare annotation was computed. [2019-10-13 23:15:15,121 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 652 658) the Hoare annotation is: true [2019-10-13 23:15:15,121 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 555 620) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,122 INFO L439 ceAbstractionStarter]: At program point L603(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,122 INFO L443 ceAbstractionStarter]: For program point L601(lines 601 607) no Hoare annotation was computed. [2019-10-13 23:15:15,122 INFO L439 ceAbstractionStarter]: At program point L601-1(lines 595 608) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,122 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 555 620) no Hoare annotation was computed. [2019-10-13 23:15:15,122 INFO L443 ceAbstractionStarter]: For program point L566(lines 565 612) no Hoare annotation was computed. [2019-10-13 23:15:15,123 INFO L443 ceAbstractionStarter]: For program point L595(lines 595 608) no Hoare annotation was computed. [2019-10-13 23:15:15,123 INFO L439 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,123 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 591) no Hoare annotation was computed. [2019-10-13 23:15:15,123 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 585 591) no Hoare annotation was computed. [2019-10-13 23:15:15,123 INFO L439 ceAbstractionStarter]: At program point L610(lines 565 612) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,123 INFO L439 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,123 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 581) no Hoare annotation was computed. [2019-10-13 23:15:15,123 INFO L443 ceAbstractionStarter]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2019-10-13 23:15:15,124 INFO L439 ceAbstractionStarter]: At program point L613(lines 564 614) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:15,124 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 555 620) no Hoare annotation was computed. [2019-10-13 23:15:15,124 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 450 495) no Hoare annotation was computed. [2019-10-13 23:15:15,124 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 450 495) no Hoare annotation was computed. [2019-10-13 23:15:15,124 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2019-10-13 23:15:15,124 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2019-10-13 23:15:15,124 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 166) no Hoare annotation was computed. [2019-10-13 23:15:15,124 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 169) no Hoare annotation was computed. [2019-10-13 23:15:15,125 INFO L439 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:15,125 INFO L443 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2019-10-13 23:15:15,125 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 172) no Hoare annotation was computed. [2019-10-13 23:15:15,125 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 147 175) no Hoare annotation was computed. [2019-10-13 23:15:15,125 INFO L446 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: true [2019-10-13 23:15:15,125 INFO L443 ceAbstractionStarter]: For program point L153-1(line 153) no Hoare annotation was computed. [2019-10-13 23:15:15,125 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 147 175) the Hoare annotation is: true [2019-10-13 23:15:15,125 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 147 175) no Hoare annotation was computed. [2019-10-13 23:15:15,125 INFO L439 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-13 23:15:15,126 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 139 146) the Hoare annotation is: true [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 139 146) no Hoare annotation was computed. [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point L417(lines 395 418) no Hoare annotation was computed. [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 347 449) no Hoare annotation was computed. [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point L376(lines 376 392) no Hoare annotation was computed. [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point L397(lines 396 416) no Hoare annotation was computed. [2019-10-13 23:15:15,126 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 434) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 347 449) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point L412(line 412) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point L412-1(line 412) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 375) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 347 449) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point L396-2(lines 396 416) no Hoare annotation was computed. [2019-10-13 23:15:15,127 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 822 831) no Hoare annotation was computed. [2019-10-13 23:15:15,128 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 822 831) no Hoare annotation was computed. [2019-10-13 23:15:15,128 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:15:15,128 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:15,128 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 711 718) no Hoare annotation was computed. [2019-10-13 23:15:15,128 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 711 718) no Hoare annotation was computed. [2019-10-13 23:15:15,128 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2019-10-13 23:15:15,128 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-13 23:15:15,128 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2019-10-13 23:15:15,129 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-13 23:15:15,129 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:15,129 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:15:15,129 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-10-13 23:15:15,129 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-13 23:15:15,129 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 23:15:15,129 INFO L439 ceAbstractionStarter]: At program point L639(lines 639 645) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:15,129 INFO L439 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:15,129 INFO L443 ceAbstractionStarter]: For program point L632(lines 631 650) no Hoare annotation was computed. [2019-10-13 23:15:15,130 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 628 651) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:15,130 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 628 651) no Hoare annotation was computed. [2019-10-13 23:15:15,130 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 628 651) no Hoare annotation was computed. [2019-10-13 23:15:15,130 INFO L446 ceAbstractionStarter]: At program point L867-2(lines 867 881) the Hoare annotation is: true [2019-10-13 23:15:15,130 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 857 886) no Hoare annotation was computed. [2019-10-13 23:15:15,130 INFO L446 ceAbstractionStarter]: At program point L863(line 863) the Hoare annotation is: true [2019-10-13 23:15:15,130 INFO L443 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2019-10-13 23:15:15,131 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 857 886) the Hoare annotation is: true [2019-10-13 23:15:15,131 INFO L446 ceAbstractionStarter]: At program point L882(lines 857 886) the Hoare annotation is: true [2019-10-13 23:15:15,131 INFO L443 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2019-10-13 23:15:15,131 INFO L443 ceAbstractionStarter]: For program point L871(lines 871 875) no Hoare annotation was computed. [2019-10-13 23:15:15,131 INFO L446 ceAbstractionStarter]: At program point L871-1(lines 871 875) the Hoare annotation is: true [2019-10-13 23:15:15,132 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-10-13 23:15:15,132 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-13 23:15:15,132 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 911 917) no Hoare annotation was computed. [2019-10-13 23:15:15,132 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 911 917) the Hoare annotation is: true [2019-10-13 23:15:15,132 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:15,132 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:15,132 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:15:15,132 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:15:15,133 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-13 23:15:15,133 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2019-10-13 23:15:15,133 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 543 550) the Hoare annotation is: true [2019-10-13 23:15:15,133 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 543 550) no Hoare annotation was computed. [2019-10-13 23:15:15,133 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 547) no Hoare annotation was computed. [2019-10-13 23:15:15,133 INFO L439 ceAbstractionStarter]: At program point L670(line 670) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:15,133 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 660 684) no Hoare annotation was computed. [2019-10-13 23:15:15,133 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 676) no Hoare annotation was computed. [2019-10-13 23:15:15,134 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 660 684) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:15,134 INFO L439 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:15,134 INFO L443 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2019-10-13 23:15:15,134 INFO L443 ceAbstractionStarter]: For program point L664(lines 664 681) no Hoare annotation was computed. [2019-10-13 23:15:15,134 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:15,134 INFO L443 ceAbstractionStarter]: For program point L679-1(lines 660 684) no Hoare annotation was computed. [2019-10-13 23:15:15,134 INFO L439 ceAbstractionStarter]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:15,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:15:15 BoogieIcfgContainer [2019-10-13 23:15:15,158 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:15:15,163 INFO L168 Benchmark]: Toolchain (without parser) took 6471.35 ms. Allocated memory was 138.9 MB in the beginning and 288.9 MB in the end (delta: 149.9 MB). Free memory was 101.5 MB in the beginning and 147.9 MB in the end (delta: -46.4 MB). Peak memory consumption was 118.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:15,165 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 138.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 23:15:15,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.02 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 101.3 MB in the beginning and 169.0 MB in the end (delta: -67.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:15,168 INFO L168 Benchmark]: Boogie Preprocessor took 96.71 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:15,174 INFO L168 Benchmark]: RCFGBuilder took 1783.79 ms. Allocated memory was 201.9 MB in the beginning and 236.5 MB in the end (delta: 34.6 MB). Free memory was 164.5 MB in the beginning and 148.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:15,176 INFO L168 Benchmark]: TraceAbstraction took 3929.72 ms. Allocated memory was 236.5 MB in the beginning and 288.9 MB in the end (delta: 52.4 MB). Free memory was 148.4 MB in the beginning and 147.9 MB in the end (delta: 527.5 kB). Peak memory consumption was 68.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:15,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 138.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.02 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 101.3 MB in the beginning and 169.0 MB in the end (delta: -67.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.71 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1783.79 ms. Allocated memory was 201.9 MB in the beginning and 236.5 MB in the end (delta: 34.6 MB). Free memory was 164.5 MB in the beginning and 148.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3929.72 ms. Allocated memory was 236.5 MB in the beginning and 288.9 MB in the end (delta: 52.4 MB). Free memory was 148.4 MB in the beginning and 147.9 MB in the end (delta: 527.5 kB). Peak memory consumption was 68.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 547]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 187 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 631 SDtfs, 359 SDslu, 1183 SDs, 0 SdLazy, 442 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=389occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 20 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 578 PreInvPairs, 620 NumberOfFragments, 540 HoareAnnotationTreeSize, 578 FomulaSimplifications, 401 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 2056 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 23658 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...