/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain OctagonDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 20:44:11,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 20:44:11,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 20:44:11,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 20:44:11,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 20:44:11,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 20:44:11,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 20:44:11,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 20:44:11,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 20:44:11,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 20:44:11,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 20:44:11,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 20:44:11,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 20:44:11,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 20:44:11,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 20:44:11,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 20:44:11,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 20:44:11,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 20:44:11,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 20:44:11,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 20:44:11,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 20:44:11,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 20:44:11,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 20:44:11,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 20:44:11,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 20:44:11,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 20:44:11,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 20:44:11,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 20:44:11,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 20:44:11,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 20:44:11,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 20:44:11,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 20:44:11,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 20:44:11,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 20:44:11,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 20:44:11,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 20:44:11,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 20:44:11,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 20:44:11,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 20:44:11,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 20:44:11,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 20:44:11,449 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 [2023-03-22 20:44:11,478 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 20:44:11,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 20:44:11,479 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 20:44:11,479 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 20:44:11,479 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 20:44:11,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 20:44:11,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 20:44:11,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 20:44:11,484 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 20:44:11,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 20:44:11,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 20:44:11,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 20:44:11,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 20:44:11,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 20:44:11,487 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 20:44:11,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 20:44:11,487 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 20:44:11,487 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-22 20:44:11,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 20:44:11,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 20:44:11,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 20:44:11,641 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 20:44:11,642 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 20:44:11,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2023-03-22 20:44:12,859 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 20:44:13,046 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 20:44:13,046 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c [2023-03-22 20:44:13,054 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2adccc35e/6681da400f5f4092987370f41c5fd4ab/FLAG99c55e9ea [2023-03-22 20:44:13,068 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2adccc35e/6681da400f5f4092987370f41c5fd4ab [2023-03-22 20:44:13,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 20:44:13,071 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 20:44:13,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 20:44:13,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 20:44:13,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 20:44:13,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3840507b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13, skipping insertion in model container [2023-03-22 20:44:13,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 20:44:13,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-22 20:44:13,248 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c[1605,1618] [2023-03-22 20:44:13,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 20:44:13,346 INFO L203 MainTranslator]: Completed pre-run [2023-03-22 20:44:13,354 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product26.cil.c[1605,1618] [2023-03-22 20:44:13,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 20:44:13,414 INFO L208 MainTranslator]: Completed translation [2023-03-22 20:44:13,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13 WrapperNode [2023-03-22 20:44:13,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-22 20:44:13,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-22 20:44:13,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-22 20:44:13,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-22 20:44:13,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,474 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-22 20:44:13,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-22 20:44:13,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-22 20:44:13,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-22 20:44:13,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 08:44:13" (1/1) ... [2023-03-22 20:44:13,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 20:44:13,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-22 20:44:13,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-22 20:44:13,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-22 20:44:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-22 20:44:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-03-22 20:44:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-03-22 20:44:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-03-22 20:44:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-22 20:44:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-03-22 20:44:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-03-22 20:44:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-03-22 20:44:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-22 20:44:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-22 20:44:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-22 20:44:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-22 20:44:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-22 20:44:13,676 INFO L236 CfgBuilder]: Building ICFG [2023-03-22 20:44:13,690 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-22 20:44:14,248 INFO L277 CfgBuilder]: Performing block encoding [2023-03-22 20:44:14,255 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-22 20:44:14,255 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-03-22 20:44:14,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 08:44:14 BoogieIcfgContainer [2023-03-22 20:44:14,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-22 20:44:14,266 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-22 20:44:14,266 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-22 20:44:14,267 INFO L275 PluginConnector]: Sifa initialized [2023-03-22 20:44:14,267 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 08:44:14" (1/1) ... [2023-03-22 20:44:14,268 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=OctagonDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-22 20:44:14,307 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-22 20:44:14,307 INFO L166 IcfgInterpreter]: Building call graph [2023-03-22 20:44:14,313 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-22 20:44:14,317 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-22 20:44:14,318 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-22 20:44:14,632 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 120 for LOIs [2023-03-22 20:44:15,072 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 120 for LOIs [2023-03-22 20:44:15,117 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 120 for LOIs [2023-03-22 20:44:49,128 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2023-03-22 20:44:49,129 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 227 for LOIs [2023-03-22 20:44:49,408 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 182 for LOIs [2023-03-22 20:44:49,520 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2023-03-22 20:44:49,520 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-22 20:44:49,526 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2023-03-22 20:44:49,526 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-22 20:44:49,527 INFO L158 Benchmark]: Toolchain (without parser) took 36455.92ms. Allocated memory was 269.5MB in the beginning and 762.3MB in the end (delta: 492.8MB). Free memory was 217.3MB in the beginning and 456.2MB in the end (delta: -238.9MB). Peak memory consumption was 255.0MB. Max. memory is 8.0GB. [2023-03-22 20:44:49,527 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 168.8MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-22 20:44:49,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.18ms. Allocated memory is still 269.5MB. Free memory was 216.9MB in the beginning and 198.7MB in the end (delta: 18.2MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-03-22 20:44:49,528 INFO L158 Benchmark]: Boogie Preprocessor took 65.61ms. Allocated memory is still 269.5MB. Free memory was 198.7MB in the beginning and 195.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-03-22 20:44:49,529 INFO L158 Benchmark]: RCFGBuilder took 783.69ms. Allocated memory is still 269.5MB. Free memory was 195.3MB in the beginning and 156.8MB in the end (delta: 38.5MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-03-22 20:44:49,529 INFO L158 Benchmark]: Sifa took 35260.22ms. Allocated memory was 269.5MB in the beginning and 762.3MB in the end (delta: 492.8MB). Free memory was 156.8MB in the beginning and 456.2MB in the end (delta: -299.4MB). Peak memory consumption was 194.2MB. Max. memory is 8.0GB. [2023-03-22 20:44:49,531 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 168.8MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 341.18ms. Allocated memory is still 269.5MB. Free memory was 216.9MB in the beginning and 198.7MB in the end (delta: 18.2MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.61ms. Allocated memory is still 269.5MB. Free memory was 198.7MB in the beginning and 195.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 783.69ms. Allocated memory is still 269.5MB. Free memory was 195.3MB in the beginning and 156.8MB in the end (delta: 38.5MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * Sifa took 35260.22ms. Allocated memory was 269.5MB in the beginning and 762.3MB in the end (delta: 492.8MB). Free memory was 156.8MB in the beginning and 456.2MB in the end (delta: -299.4MB). Peak memory consumption was 194.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 35.2s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 38, DAG_INTERPRETER_EARLY_EXITS: 10, TOOLS_POST_APPLICATIONS: 124, TOOLS_POST_TIME: 15.6s, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME: 12.4s, TOOLS_POST_RETURN_APPLICATIONS: 35, TOOLS_POST_RETURN_TIME: 6.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 187, TOOLS_QUANTIFIERELIM_TIME: 33.9s, TOOLS_QUANTIFIERELIM_MAX_TIME: 2.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 205, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 21, DOMAIN_JOIN_TIME: 0.5s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 25, DOMAIN_ISSUBSETEQ_TIME: 0.2s, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 25.2s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 25.2s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 35, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 3.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 314, DAG_COMPRESSION_RETAINED_NODES: 188 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! [2023-03-22 20:44:49,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...