/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 IntervalDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 14:53:47,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 14:53:47,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 14:53:47,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 14:53:47,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 14:53:47,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 14:53:47,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 14:53:47,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 14:53:47,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 14:53:47,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 14:53:47,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 14:53:47,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 14:53:47,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 14:53:47,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 14:53:47,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 14:53:47,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 14:53:47,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 14:53:47,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 14:53:47,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 14:53:47,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 14:53:47,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 14:53:47,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 14:53:47,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 14:53:47,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 14:53:47,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 14:53:47,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 14:53:47,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 14:53:47,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 14:53:47,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 14:53:47,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 14:53:47,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 14:53:47,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 14:53:47,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 14:53:47,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 14:53:47,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 14:53:47,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 14:53:47,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 14:53:47,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 14:53:47,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 14:53:47,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 14:53:47,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 14:53:47,907 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 14:53:47,930 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 14:53:47,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 14:53:47,931 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 14:53:47,931 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 14:53:47,932 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 14:53:47,932 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 14:53:47,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 14:53:47,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 14:53:47,933 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 14:53:47,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 14:53:47,934 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-22 14:53:47,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 14:53:47,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-22 14:53:47,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 14:53:47,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 14:53:47,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 14:53:47,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 14:53:47,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 14:53:47,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 14:53:47,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 14:53:47,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 14:53:47,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 14:53:47,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 14:53:47,936 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 14:53:47,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 14:53:47,936 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 14:53:47,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 14:53:47,937 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 14:53:47,937 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-22 14:53:48,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 14:53:48,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 14:53:48,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 14:53:48,151 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 14:53:48,151 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 14:53:48,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c [2023-03-22 14:53:49,267 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 14:53:49,487 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 14:53:49,488 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c [2023-03-22 14:53:49,503 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f14b02d1/c618670d239145a4b17c647ba0ffa156/FLAG344a5b968 [2023-03-22 14:53:49,513 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f14b02d1/c618670d239145a4b17c647ba0ffa156 [2023-03-22 14:53:49,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 14:53:49,516 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 14:53:49,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 14:53:49,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 14:53:49,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 14:53:49,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:49,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ca5dbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49, skipping insertion in model container [2023-03-22 14:53:49,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:49,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 14:53:49,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-22 14:53:49,796 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_product14.cil.c[15980,15993] [2023-03-22 14:53:49,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 14:53:49,828 INFO L203 MainTranslator]: Completed pre-run [2023-03-22 14:53:49,905 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_product14.cil.c[15980,15993] [2023-03-22 14:53:49,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 14:53:49,939 INFO L208 MainTranslator]: Completed translation [2023-03-22 14:53:49,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49 WrapperNode [2023-03-22 14:53:49,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-22 14:53:49,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-22 14:53:49,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-22 14:53:49,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-22 14:53:49,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:49,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:49,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:49,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:49,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:49,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:50,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:50,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:50,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-22 14:53:50,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-22 14:53:50,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-22 14:53:50,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-22 14:53:50,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:53:49" (1/1) ... [2023-03-22 14:53:50,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 14:53:50,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-22 14:53:50,058 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 14:53:50,065 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 14:53:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-22 14:53:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-22 14:53:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-22 14:53:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-22 14:53:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-22 14:53:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-22 14:53:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-22 14:53:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-03-22 14:53:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-22 14:53:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-03-22 14:53:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-03-22 14:53:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-22 14:53:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-03-22 14:53:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-22 14:53:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-22 14:53:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-22 14:53:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-22 14:53:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-22 14:53:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-03-22 14:53:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-03-22 14:53:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-03-22 14:53:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-03-22 14:53:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-03-22 14:53:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-03-22 14:53:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-22 14:53:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-22 14:53:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-22 14:53:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-22 14:53:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-22 14:53:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-03-22 14:53:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-03-22 14:53:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-03-22 14:53:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-22 14:53:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-03-22 14:53:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-03-22 14:53:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-03-22 14:53:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-03-22 14:53:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-22 14:53:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-22 14:53:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-22 14:53:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-22 14:53:50,323 INFO L236 CfgBuilder]: Building ICFG [2023-03-22 14:53:50,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-22 14:53:50,830 INFO L277 CfgBuilder]: Performing block encoding [2023-03-22 14:53:50,841 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-22 14:53:50,841 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-03-22 14:53:50,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 02:53:50 BoogieIcfgContainer [2023-03-22 14:53:50,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-22 14:53:50,844 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-22 14:53:50,844 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-22 14:53:50,844 INFO L275 PluginConnector]: Sifa initialized [2023-03-22 14:53:50,845 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 02:53:50" (1/1) ... [2023-03-22 14:53:50,845 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=IntervalDomain ♦ 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 14:53:50,865 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-22 14:53:50,865 INFO L166 IcfgInterpreter]: Building call graph [2023-03-22 14:53:50,869 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-22 14:53:50,873 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-22 14:53:50,874 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-22 14:53:51,187 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 120 for LOIs [2023-03-22 14:53:51,742 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 120 for LOIs [2023-03-22 14:53:51,812 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 120 for LOIs [2023-03-22 14:53:59,130 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2023-03-22 14:53:59,131 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 36 for LOIs [2023-03-22 14:53:59,214 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 36 for LOIs [2023-03-22 14:53:59,232 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2023-03-22 14:53:59,232 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-22 14:53:59,238 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2023-03-22 14:53:59,238 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-22 14:53:59,239 INFO L158 Benchmark]: Toolchain (without parser) took 9722.81ms. Allocated memory was 237.0MB in the beginning and 767.6MB in the end (delta: 530.6MB). Free memory was 192.1MB in the beginning and 663.0MB in the end (delta: -471.0MB). Peak memory consumption was 61.0MB. Max. memory is 8.0GB. [2023-03-22 14:53:59,239 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-22 14:53:59,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.14ms. Allocated memory is still 237.0MB. Free memory was 192.1MB in the beginning and 174.1MB in the end (delta: 18.0MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-03-22 14:53:59,240 INFO L158 Benchmark]: Boogie Preprocessor took 80.06ms. Allocated memory is still 237.0MB. Free memory was 174.1MB in the beginning and 170.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-03-22 14:53:59,240 INFO L158 Benchmark]: RCFGBuilder took 822.60ms. Allocated memory is still 237.0MB. Free memory was 170.5MB in the beginning and 132.7MB in the end (delta: 37.8MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2023-03-22 14:53:59,240 INFO L158 Benchmark]: Sifa took 8393.69ms. Allocated memory was 237.0MB in the beginning and 767.6MB in the end (delta: 530.6MB). Free memory was 132.7MB in the beginning and 663.0MB in the end (delta: -530.3MB). Peak memory consumption was 1.3MB. Max. memory is 8.0GB. [2023-03-22 14:53:59,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 423.14ms. Allocated memory is still 237.0MB. Free memory was 192.1MB in the beginning and 174.1MB in the end (delta: 18.0MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 80.06ms. Allocated memory is still 237.0MB. Free memory was 174.1MB in the beginning and 170.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 822.60ms. Allocated memory is still 237.0MB. Free memory was 170.5MB in the beginning and 132.7MB in the end (delta: 37.8MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * Sifa took 8393.69ms. Allocated memory was 237.0MB in the beginning and 767.6MB in the end (delta: 530.6MB). Free memory was 132.7MB in the beginning and 663.0MB in the end (delta: -530.3MB). Peak memory consumption was 1.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 8.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 104, DAG_INTERPRETER_EARLY_EXITS: 15, TOOLS_POST_APPLICATIONS: 459, TOOLS_POST_TIME: 3.5s, TOOLS_POST_CALL_APPLICATIONS: 142, TOOLS_POST_CALL_TIME: 1.8s, TOOLS_POST_RETURN_APPLICATIONS: 135, TOOLS_POST_RETURN_TIME: 1.8s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 717, TOOLS_QUANTIFIERELIM_TIME: 6.9s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 733, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME: 0.2s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 364, DOMAIN_ISSUBSETEQ_TIME: 0.7s, DOMAIN_ISBOTTOM_APPLICATIONS: 104, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME: 6.4s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 6.4s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 28, CALL_SUMMARIZER_APPLICATIONS: 135, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 2.1s, 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: 1065, DAG_COMPRESSION_RETAINED_NODES: 272 - PositiveResult [Line: 777]: 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 14:53:59,257 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...