/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:47:40,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:47:40,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:47:40,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:47:40,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:47:40,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:47:40,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:47:40,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:47:40,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:47:40,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:47:40,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:47:40,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:47:40,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:47:40,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:47:40,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:47:40,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:47:40,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:47:40,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:47:40,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:47:40,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:47:40,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:47:40,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:47:40,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:47:40,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:47:40,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:47:40,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:47:40,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:47:40,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:47:40,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:47:40,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:47:40,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:47:40,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:47:40,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:47:40,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:47:40,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:47:40,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:47:40,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:47:40,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:47:40,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:47:40,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:47:40,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:47:40,531 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 [2019-11-07 10:47:40,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:47:40,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:47:40,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:47:40,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:47:40,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:47:40,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:47:40,547 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:47:40,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:47:40,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:47:40,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:47:40,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:47:40,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:47:40,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:47:40,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:47:40,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:47:40,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:47:40,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:47:40,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:47:40,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:47:40,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:47:40,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:47:40,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:47:40,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:47:40,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:47:40,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:47:40,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:47:40,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:47:40,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:47:40,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:47:40,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:47:40,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:47:40,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:47:40,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:47:40,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:47:40,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-11-07 10:47:40,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8171e468/1172e6e96ab34a898d84a9a4e9e01276/FLAG030f921ce [2019-11-07 10:47:41,557 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:47:41,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-11-07 10:47:41,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8171e468/1172e6e96ab34a898d84a9a4e9e01276/FLAG030f921ce [2019-11-07 10:47:41,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8171e468/1172e6e96ab34a898d84a9a4e9e01276 [2019-11-07 10:47:41,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:47:41,851 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:47:41,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:47:41,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:47:41,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:47:41,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:47:41" (1/1) ... [2019-11-07 10:47:41,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10fec4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:41, skipping insertion in model container [2019-11-07 10:47:41,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:47:41" (1/1) ... [2019-11-07 10:47:41,870 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:47:41,927 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:47:42,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:47:42,401 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:47:42,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:47:42,522 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:47:42,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42 WrapperNode [2019-11-07 10:47:42,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:47:42,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:47:42,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:47:42,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:47:42,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (1/1) ... [2019-11-07 10:47:42,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (1/1) ... [2019-11-07 10:47:42,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (1/1) ... [2019-11-07 10:47:42,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (1/1) ... [2019-11-07 10:47:42,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (1/1) ... [2019-11-07 10:47:42,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (1/1) ... [2019-11-07 10:47:42,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (1/1) ... [2019-11-07 10:47:42,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:47:42,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:47:42,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:47:42,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:47:42,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:42" (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 [2019-11-07 10:47:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:47:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:47:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:47:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:47:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:47:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:47:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:47:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:47:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:47:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:47:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:47:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:47:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:47:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:47:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:47:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:47:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:47:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:47:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:47:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:47:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:47:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:47:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:47:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:47:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:47:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:47:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:47:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:47:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:47:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:47:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:47:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:47:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-11-07 10:47:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:47:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:47:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:47:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:47:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:47:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:47:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:47:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:47:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:47:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:47:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:47:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:47:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:47:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:47:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:47:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:47:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:47:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:47:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:47:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:47:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:47:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:47:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:47:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:47:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:47:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:47:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:47:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:47:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:47:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:47:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:47:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:47:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:47:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:47:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:47:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:47:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:47:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:47:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:47:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:47:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:47:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:47:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:47:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:47:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:47:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:47:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-11-07 10:47:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:47:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:47:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:47:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:47:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:47:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:47:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:47:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:47:44,301 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:47:44,302 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:47:44,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:47:44 BoogieIcfgContainer [2019-11-07 10:47:44,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:47:44,304 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:47:44,304 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:47:44,304 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:47:44,305 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:47:44" (1/1) ... [2019-11-07 10:47:44,306 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:47:44,335 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:47:44,339 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:47:44,354 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:47:44,365 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:47:44,367 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:47:54,255 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:47:56,006 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:47:56,154 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:47:56,195 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-11-07 10:47:56,244 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-11-07 10:47:56,251 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-11-07 10:47:56,757 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-11-07 10:47:57,121 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-07 10:47:57,553 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 182 [2019-11-07 10:47:57,806 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-07 10:47:58,220 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 167 [2019-11-07 10:47:58,375 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 182 [2019-11-07 10:47:58,777 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 597 [2019-11-07 10:47:58,957 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 597 [2019-11-07 10:47:59,071 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:47:59,073 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 142 for LOIs [2019-11-07 10:47:59,379 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 131 for LOIs [2019-11-07 10:47:59,392 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 145 for LOIs [2019-11-07 10:47:59,393 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:47:59,407 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:47:59,407 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:47:59,409 INFO L168 Benchmark]: Toolchain (without parser) took 17558.24 ms. Allocated memory was 135.8 MB in the beginning and 390.1 MB in the end (delta: 254.3 MB). Free memory was 99.3 MB in the beginning and 294.4 MB in the end (delta: -195.1 MB). Peak memory consumption was 59.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:59,410 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 10:47:59,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.31 ms. Allocated memory was 135.8 MB in the beginning and 197.7 MB in the end (delta: 61.9 MB). Free memory was 99.1 MB in the beginning and 164.8 MB in the end (delta: -65.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:59,412 INFO L168 Benchmark]: Boogie Preprocessor took 85.48 ms. Allocated memory is still 197.7 MB. Free memory was 164.8 MB in the beginning and 160.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:59,413 INFO L168 Benchmark]: RCFGBuilder took 1694.92 ms. Allocated memory was 197.7 MB in the beginning and 226.0 MB in the end (delta: 28.3 MB). Free memory was 160.6 MB in the beginning and 144.7 MB in the end (delta: 15.9 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:59,414 INFO L168 Benchmark]: Sifa took 15103.77 ms. Allocated memory was 226.0 MB in the beginning and 390.1 MB in the end (delta: 164.1 MB). Free memory was 144.7 MB in the beginning and 294.4 MB in the end (delta: -149.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:59,418 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.31 ms. Allocated memory was 135.8 MB in the beginning and 197.7 MB in the end (delta: 61.9 MB). Free memory was 99.1 MB in the beginning and 164.8 MB in the end (delta: -65.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.48 ms. Allocated memory is still 197.7 MB. Free memory was 164.8 MB in the beginning and 160.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1694.92 ms. Allocated memory was 197.7 MB in the beginning and 226.0 MB in the end (delta: 28.3 MB). Free memory was 160.6 MB in the beginning and 144.7 MB in the end (delta: 15.9 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * Sifa took 15103.77 ms. Allocated memory was 226.0 MB in the beginning and 390.1 MB in the end (delta: 164.1 MB). Free memory was 144.7 MB in the beginning and 294.4 MB in the end (delta: -149.7 MB). Peak memory consumption was 14.4 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]: 15059, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 25, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 90, TOOLS_POST_TIME[ms]: 11758, TOOLS_POST_CALL_APPLICATIONS: 41, TOOLS_POST_CALL_TIME[ms]: 136, TOOLS_POST_RETURN_APPLICATIONS: 34, TOOLS_POST_RETURN_TIME[ms]: 60, TOOLS_QUANTIFIERELIM_APPLICATIONS: 164, TOOLS_QUANTIFIERELIM_TIME[ms]: 11865, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11692, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 164, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME[ms]: 2497, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 328, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 25, DOMAIN_ISBOTTOM_TIME[ms]: 83, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1387, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1386, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 34, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11874, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11874, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 341, DAG_COMPRESSION_RETAINED_NODES: 164 - UnprovableResult [Line: 613]: 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 322#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string39.offset| 0) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string29.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= 2 ~waterLevel~0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= ~pumpRunning~0 0) (= |#t~string53.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (= |#t~string43.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string41.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...