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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:49:55,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:49:55,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:49:55,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:49:55,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:49:55,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:49:55,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:49:55,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:49:55,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:49:55,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:49:55,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:49:55,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:49:55,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:49:55,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:49:55,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:49:55,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:49:55,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:49:55,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:49:55,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:49:55,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:49:55,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:49:55,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:49:55,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:49:55,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:49:55,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:49:55,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:49:55,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:49:55,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:49:55,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:49:55,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:49:55,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:49:55,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:49:55,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:49:55,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:49:55,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:49:55,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:49:55,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:49:55,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:49:55,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:49:55,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:49:55,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:49:55,399 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 [2019-09-25 17:49:55,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:49:55,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:49:55,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:49:55,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:49:55,415 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:49:55,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:49:55,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:49:55,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:49:55,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:49:55,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:49:55,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:49:55,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:49:55,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:49:55,417 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:49:55,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:49:55,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:49:55,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:49:55,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:49:55,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:49:55,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:49:55,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:49:55,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:49:55,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:49:55,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:49:55,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:49:55,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:49:55,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:49:55,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:49:55,420 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:49:55,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:49:55,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:49:55,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:49:55,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:49:55,474 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:49:55,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-25 17:49:55,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a57ef5b48/c2e8ce8063f54bf5930cb848e623a3cb/FLAG009a35dae [2019-09-25 17:49:56,108 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:49:56,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-25 17:49:56,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a57ef5b48/c2e8ce8063f54bf5930cb848e623a3cb/FLAG009a35dae [2019-09-25 17:49:56,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a57ef5b48/c2e8ce8063f54bf5930cb848e623a3cb [2019-09-25 17:49:56,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:49:56,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:49:56,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:49:56,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:49:56,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:49:56,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:49:56" (1/1) ... [2019-09-25 17:49:56,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d3fd5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:56, skipping insertion in model container [2019-09-25 17:49:56,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:49:56" (1/1) ... [2019-09-25 17:49:56,484 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:49:56,551 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:49:57,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:49:57,041 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:49:57,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:49:57,200 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:49:57,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57 WrapperNode [2019-09-25 17:49:57,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:49:57,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:49:57,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:49:57,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:49:57,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (1/1) ... [2019-09-25 17:49:57,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (1/1) ... [2019-09-25 17:49:57,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (1/1) ... [2019-09-25 17:49:57,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (1/1) ... [2019-09-25 17:49:57,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (1/1) ... [2019-09-25 17:49:57,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (1/1) ... [2019-09-25 17:49:57,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (1/1) ... [2019-09-25 17:49:57,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:49:57,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:49:57,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:49:57,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:49:57,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:49:57" (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 [2019-09-25 17:49:57,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:49:57,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:49:57,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:49:57,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:49:57,394 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:49:57,394 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:49:57,395 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:49:57,395 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:49:57,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:49:57,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:49:57,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:49:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:49:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:49:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:49:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:49:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:49:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:49:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:49:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:49:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:49:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:49:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:49:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:49:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:49:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:49:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:49:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:49:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:49:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:49:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:49:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-25 17:49:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:49:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:49:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:49:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:49:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:49:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:49:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:49:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:49:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:49:57,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:49:57,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:49:57,405 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:49:57,405 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:49:57,406 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:49:57,407 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:49:57,407 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:49:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:49:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:49:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:49:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:49:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:49:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:49:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:49:57,409 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:49:57,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:49:57,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:49:57,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:49:57,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:49:57,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:49:57,410 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:49:57,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:49:57,410 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:49:57,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:49:57,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:49:57,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:49:57,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:49:57,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:49:57,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:49:57,412 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:49:57,412 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:49:57,412 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:49:57,413 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:49:57,413 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:49:57,414 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:49:57,414 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:49:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:49:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:49:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:49:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:49:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:49:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:49:57,415 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:49:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:49:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:49:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:49:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:49:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:49:57,416 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:49:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:49:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-25 17:49:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:49:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:49:57,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:49:58,999 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:49:58,999 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:49:59,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:49:59 BoogieIcfgContainer [2019-09-25 17:49:59,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:49:59,002 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:49:59,002 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:49:59,002 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:49:59,003 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:49:59" (1/1) ... [2019-09-25 17:49:59,004 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:49:59,032 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:49:59,033 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:49:59,045 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:49:59,061 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:49:59,063 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:50:09,163 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:50:10,929 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:50:11,099 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:11,233 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:11,358 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:11,374 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:50:11,419 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:50:11,424 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:50:11,601 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:50:11,762 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:50:12,182 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:12,626 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:12,942 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:13,275 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:13,466 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:13,707 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:14,262 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:50:14,941 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-25 17:50:15,171 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:50:15,346 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:50:16,216 WARN L191 SmtUtils]: Spent 798.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:50:16,958 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:50:17,229 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:50:17,235 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 17:50:17,323 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 63 for LOIs [2019-09-25 17:50:17,332 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 75 for LOIs [2019-09-25 17:50:17,343 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:50:17,343 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:50:17,345 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 516#(and (= |#t~string26.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string35.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string25.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string63.offset| 0) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:50:17,361 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:50:17,361 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:50:17,363 INFO L168 Benchmark]: Toolchain (without parser) took 20894.86 ms. Allocated memory was 134.2 MB in the beginning and 548.9 MB in the end (delta: 414.7 MB). Free memory was 89.1 MB in the beginning and 439.1 MB in the end (delta: -350.0 MB). Peak memory consumption was 64.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:17,365 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-25 17:50:17,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.27 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 88.9 MB in the beginning and 160.7 MB in the end (delta: -71.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:17,372 INFO L168 Benchmark]: Boogie Preprocessor took 100.08 ms. Allocated memory is still 197.1 MB. Free memory was 160.7 MB in the beginning and 156.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:17,374 INFO L168 Benchmark]: RCFGBuilder took 1699.87 ms. Allocated memory was 197.1 MB in the beginning and 224.4 MB in the end (delta: 27.3 MB). Free memory was 156.4 MB in the beginning and 137.8 MB in the end (delta: 18.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:17,381 INFO L168 Benchmark]: Sifa took 18359.47 ms. Allocated memory was 224.4 MB in the beginning and 548.9 MB in the end (delta: 324.5 MB). Free memory was 137.8 MB in the beginning and 439.1 MB in the end (delta: -301.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:17,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.27 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 88.9 MB in the beginning and 160.7 MB in the end (delta: -71.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.08 ms. Allocated memory is still 197.1 MB. Free memory was 160.7 MB in the beginning and 156.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1699.87 ms. Allocated memory was 197.1 MB in the beginning and 224.4 MB in the end (delta: 27.3 MB). Free memory was 156.4 MB in the beginning and 137.8 MB in the end (delta: 18.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * Sifa took 18359.47 ms. Allocated memory was 224.4 MB in the beginning and 548.9 MB in the end (delta: 324.5 MB). Free memory was 137.8 MB in the beginning and 439.1 MB in the end (delta: -301.3 MB). Peak memory consumption was 23.2 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]: 18314, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 232, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 153, TOOLS_POST_TIME[ms]: 12017, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 190, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 101, TOOLS_QUANTIFIERELIM_APPLICATIONS: 279, TOOLS_QUANTIFIERELIM_TIME[ms]: 12192, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11934, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 235, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 76, DOMAIN_JOIN_TIME[ms]: 5679, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 138, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 763, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 762, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12415, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12414, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 458, DAG_COMPRESSION_RETAINED_NODES: 233 - UnprovableResult [Line: 957]: 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 516#(and (= |#t~string26.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string35.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string25.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string63.offset| 0) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...