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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:10:27,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:10:27,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:10:27,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:10:27,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:10:27,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:10:27,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:10:27,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:10:27,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:10:27,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:10:27,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:10:27,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:10:27,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:10:27,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:10:27,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:10:27,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:10:27,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:10:27,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:10:27,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:10:27,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:10:27,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:10:27,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:10:27,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:10:27,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:10:27,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:10:27,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:10:27,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:10:27,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:10:27,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:10:27,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:10:27,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:10:27,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:10:27,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:10:27,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:10:27,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:10:27,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:10:27,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:10:27,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:10:27,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:10:27,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:10:27,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:10:27,381 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 06:10:27,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:10:27,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:10:27,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:10:27,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:10:27,406 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:10:27,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:10:27,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:10:27,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:10:27,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:10:27,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:10:27,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:10:27,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:10:27,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:10:27,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:10:27,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:10:27,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:10:27,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:10:27,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:10:27,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:10:27,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:10:27,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:10:27,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:10:27,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:10:27,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:10:27,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:10:27,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:10:27,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:10:27,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:10:27,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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_QUICK [2019-09-17 06:10:27,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:10:27,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:10:27,477 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:10:27,478 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:10:27,479 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:10:27,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2019-09-17 06:10:27,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a35aadf8/f7c21915aff44b21875b6ea7e0abae7f/FLAG4b4cbcbc1 [2019-09-17 06:10:28,120 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:10:28,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2019-09-17 06:10:28,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a35aadf8/f7c21915aff44b21875b6ea7e0abae7f/FLAG4b4cbcbc1 [2019-09-17 06:10:28,466 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a35aadf8/f7c21915aff44b21875b6ea7e0abae7f [2019-09-17 06:10:28,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:10:28,477 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:10:28,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:10:28,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:10:28,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:10:28,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:10:28" (1/1) ... [2019-09-17 06:10:28,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239e2649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:28, skipping insertion in model container [2019-09-17 06:10:28,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:10:28" (1/1) ... [2019-09-17 06:10:28,494 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:10:28,540 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:10:29,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:10:29,053 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:10:29,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:10:29,178 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:10:29,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29 WrapperNode [2019-09-17 06:10:29,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:10:29,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:10:29,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:10:29,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:10:29,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (1/1) ... [2019-09-17 06:10:29,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (1/1) ... [2019-09-17 06:10:29,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (1/1) ... [2019-09-17 06:10:29,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (1/1) ... [2019-09-17 06:10:29,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (1/1) ... [2019-09-17 06:10:29,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (1/1) ... [2019-09-17 06:10:29,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (1/1) ... [2019-09-17 06:10:29,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:10:29,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:10:29,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:10:29,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:10:29,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:29" (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 06:10:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:10:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:10:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:10:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:10:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:10:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:10:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:10:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:10:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:10:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:10:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:10:29,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:10:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:10:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:10:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:10:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:10:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:10:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:10:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:10:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:10:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:10:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:10:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:10:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:10:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:10:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:10:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:10:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:10:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:10:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:10:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:10:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:10:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:10:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:10:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:10:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:10:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:10:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:10:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:10:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:10:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:10:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:10:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:10:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:10:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:10:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:10:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:10:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:10:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:10:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:10:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:10:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:10:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:10:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:10:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:10:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:10:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:10:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:10:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:10:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:10:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:10:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:10:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:10:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:10:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:10:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:10:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:10:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:10:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:10:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:10:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:10:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:10:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:10:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:10:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:10:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:10:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:10:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:10:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:10:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:10:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:10:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:10:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:10:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:10:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:10:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:10:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:10:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:10:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:10:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:10:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:10:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:10:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:10:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:10:30,984 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:10:30,985 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:10:30,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:10:30 BoogieIcfgContainer [2019-09-17 06:10:30,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:10:30,987 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:10:30,987 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:10:30,988 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:10:30,989 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:10:30" (1/1) ... [2019-09-17 06:10:30,990 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:10:31,029 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:10:31,029 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:10:31,042 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:10:31,055 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:10:31,057 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:10:40,443 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:10:42,161 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:10:42,333 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:42,477 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:42,600 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:42,616 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:10:42,662 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:10:42,678 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:10:42,885 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:10:43,015 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:10:43,440 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:43,750 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:44,059 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:44,268 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:44,483 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:44,680 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:44,919 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:45,081 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:10:45,538 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:45,908 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:46,755 WARN L191 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 06:10:47,383 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 06:10:47,725 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:48,045 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:48,677 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:10:49,531 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:49,889 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:50,736 WARN L191 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 06:10:51,300 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 06:10:51,628 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:51,916 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:52,515 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:10:52,578 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-17 06:10:52,603 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:10:52,614 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-17 06:10:52,618 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-17 06:10:52,619 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:10:52,619 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:10:52,621 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 462#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:10:52,633 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:10:52,634 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:10:52,635 INFO L168 Benchmark]: Toolchain (without parser) took 24158.18 ms. Allocated memory was 134.7 MB in the beginning and 781.7 MB in the end (delta: 647.0 MB). Free memory was 87.8 MB in the beginning and 684.0 MB in the end (delta: -596.2 MB). Peak memory consumption was 50.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:52,636 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 134.7 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:10:52,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.14 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 87.6 MB in the beginning and 165.4 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:52,638 INFO L168 Benchmark]: Boogie Preprocessor took 92.43 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:52,639 INFO L168 Benchmark]: RCFGBuilder took 1712.65 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 161.1 MB in the beginning and 146.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:52,640 INFO L168 Benchmark]: Sifa took 21646.40 ms. Allocated memory was 228.6 MB in the beginning and 781.7 MB in the end (delta: 553.1 MB). Free memory was 146.5 MB in the beginning and 684.0 MB in the end (delta: -537.5 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:52,644 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 134.7 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.14 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 87.6 MB in the beginning and 165.4 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.43 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1712.65 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 161.1 MB in the beginning and 146.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. * Sifa took 21646.40 ms. Allocated memory was 228.6 MB in the beginning and 781.7 MB in the end (delta: 553.1 MB). Free memory was 146.5 MB in the beginning and 684.0 MB in the end (delta: -537.5 MB). Peak memory consumption was 15.6 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]: 21593, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 220, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 151, TOOLS_POST_TIME[ms]: 11303, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 174, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 101, TOOLS_QUANTIFIERELIM_APPLICATIONS: 264, TOOLS_QUANTIFIERELIM_TIME[ms]: 11466, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11184, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 225, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 9672, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 183, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 296, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 296, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11624, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11623, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 238 - UnprovableResult [Line: 44]: 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 462#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...