/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:07:52,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:07:52,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:07:52,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:07:52,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:07:52,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:07:52,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:07:52,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:07:52,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:07:52,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:07:52,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:07:52,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:07:52,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:07:52,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:07:52,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:07:52,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:07:52,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:07:52,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:07:52,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:07:52,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:07:52,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:07:52,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:07:52,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:07:52,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:07:52,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:07:52,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:07:52,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:07:52,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:07:52,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:07:52,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:07:52,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:07:52,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:07:52,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:07:52,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:07:52,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:07:52,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:07:52,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:07:52,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:07:52,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:07:52,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:07:52,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:07:52,600 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 [2023-04-02 04:07:52,627 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:07:52,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:07:52,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:07:52,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:07:52,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:07:52,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:07:52,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:07:52,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:07:52,630 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:07:52,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:07:52,631 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:07:52,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:07:52,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:07:52,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:07:52,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:07:52,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:07:52,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:07:52,632 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:07:52,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:07:52,632 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:07:52,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:07:52,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:07:52,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:07:52,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:07:52,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:07:52,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:07:52,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:07:52,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:07:52,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:07:52,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:07:52,634 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:07:52,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:07:52,634 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:07:52,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:07:52,634 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:07:52,634 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:07:52,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:07:52,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:07:52,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:07:52,902 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:07:52,902 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:07:52,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2023-04-02 04:07:54,130 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:07:54,333 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:07:54,334 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2023-04-02 04:07:54,344 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c51ef3f1b/f8b38a18ea9246c8a38a62c12b4ababc/FLAG52b0eb49b [2023-04-02 04:07:54,368 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c51ef3f1b/f8b38a18ea9246c8a38a62c12b4ababc [2023-04-02 04:07:54,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:07:54,371 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:07:54,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:07:54,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:07:54,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:07:54,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c46c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54, skipping insertion in model container [2023-04-02 04:07:54,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:07:54,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:07:54,598 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_spec2_product13.cil.c[2562,2575] [2023-04-02 04:07:54,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:07:54,705 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:07:54,719 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_spec2_product13.cil.c[2562,2575] [2023-04-02 04:07:54,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:07:54,788 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:07:54,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54 WrapperNode [2023-04-02 04:07:54,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:07:54,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:07:54,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:07:54,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:07:54,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,876 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:07:54,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:07:54,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:07:54,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:07:54,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (1/1) ... [2023-04-02 04:07:54,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:07:54,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:07:54,914 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) [2023-04-02 04:07:54,924 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 [2023-04-02 04:07:54,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:07:54,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:07:54,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:07:54,954 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:07:54,954 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:07:54,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:07:54,955 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:07:54,955 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-02 04:07:54,955 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:07:54,955 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2023-04-02 04:07:54,955 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:07:54,955 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:07:54,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:07:54,957 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:07:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:07:54,959 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:07:54,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:07:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:07:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:07:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:07:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:07:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:07:54,959 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:07:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:07:54,961 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-02 04:07:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:07:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2023-04-02 04:07:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:07:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:07:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:07:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:07:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:07:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:07:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:07:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:07:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:07:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:07:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:07:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:07:55,151 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:07:55,154 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:07:55,658 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:07:55,668 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:07:55,668 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:07:55,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:07:55 BoogieIcfgContainer [2023-04-02 04:07:55,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:07:55,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:07:55,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:07:55,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:07:55,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:07:54" (1/3) ... [2023-04-02 04:07:55,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a4ae6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:07:55, skipping insertion in model container [2023-04-02 04:07:55,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:54" (2/3) ... [2023-04-02 04:07:55,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a4ae6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:07:55, skipping insertion in model container [2023-04-02 04:07:55,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:07:55" (3/3) ... [2023-04-02 04:07:55,677 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2023-04-02 04:07:55,693 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:07:55,693 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:07:55,752 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:07:55,758 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fbaf3de, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:07:55,759 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:07:55,763 INFO L276 IsEmpty]: Start isEmpty. Operand has 155 states, 84 states have (on average 1.3095238095238095) internal successors, (110), 95 states have internal predecessors, (110), 42 states have call successors, (42), 25 states have call predecessors, (42), 25 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2023-04-02 04:07:55,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-02 04:07:55,775 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:55,776 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:07:55,777 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:55,781 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:55,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1432353966, now seen corresponding path program 1 times [2023-04-02 04:07:55,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:55,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217969946] [2023-04-02 04:07:55,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:55,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 04:07:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:07:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:07:56,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:56,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217969946] [2023-04-02 04:07:56,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217969946] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:56,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:56,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:07:56,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165979938] [2023-04-02 04:07:56,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:56,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:07:56,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:56,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:07:56,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:07:56,171 INFO L87 Difference]: Start difference. First operand has 155 states, 84 states have (on average 1.3095238095238095) internal successors, (110), 95 states have internal predecessors, (110), 42 states have call successors, (42), 25 states have call predecessors, (42), 25 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:07:56,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:56,576 INFO L93 Difference]: Finished difference Result 236 states and 314 transitions. [2023-04-02 04:07:56,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:07:56,578 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2023-04-02 04:07:56,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:56,588 INFO L225 Difference]: With dead ends: 236 [2023-04-02 04:07:56,588 INFO L226 Difference]: Without dead ends: 133 [2023-04-02 04:07:56,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:07:56,594 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 133 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:56,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 63 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:07:56,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-04-02 04:07:56,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2023-04-02 04:07:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 60 states have (on average 1.25) internal successors, (75), 67 states have internal predecessors, (75), 26 states have call successors, (26), 22 states have call predecessors, (26), 17 states have return successors, (21), 19 states have call predecessors, (21), 21 states have call successors, (21) [2023-04-02 04:07:56,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2023-04-02 04:07:56,654 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 51 [2023-04-02 04:07:56,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:56,654 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2023-04-02 04:07:56,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:07:56,655 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2023-04-02 04:07:56,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-02 04:07:56,657 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:56,657 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:07:56,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:07:56,658 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:56,658 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:56,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1679086715, now seen corresponding path program 1 times [2023-04-02 04:07:56,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:56,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277586963] [2023-04-02 04:07:56,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:56,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:56,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:07:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:07:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:07:56,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:56,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277586963] [2023-04-02 04:07:56,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277586963] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:56,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:56,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:07:56,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171569455] [2023-04-02 04:07:56,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:56,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:07:56,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:56,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:07:56,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:07:56,814 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:07:57,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:57,173 INFO L93 Difference]: Finished difference Result 181 states and 225 transitions. [2023-04-02 04:07:57,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:07:57,173 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 52 [2023-04-02 04:07:57,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:57,178 INFO L225 Difference]: With dead ends: 181 [2023-04-02 04:07:57,178 INFO L226 Difference]: Without dead ends: 123 [2023-04-02 04:07:57,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:07:57,185 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 155 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:57,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 38 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:07:57,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-04-02 04:07:57,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2023-04-02 04:07:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 54 states have (on average 1.2592592592592593) internal successors, (68), 61 states have internal predecessors, (68), 23 states have call successors, (23), 21 states have call predecessors, (23), 17 states have return successors, (19), 17 states have call predecessors, (19), 19 states have call successors, (19) [2023-04-02 04:07:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2023-04-02 04:07:57,223 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 52 [2023-04-02 04:07:57,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:57,224 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2023-04-02 04:07:57,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:07:57,224 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2023-04-02 04:07:57,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-02 04:07:57,232 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:57,232 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:07:57,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:07:57,233 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:57,233 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:57,233 INFO L85 PathProgramCache]: Analyzing trace with hash 2097871925, now seen corresponding path program 1 times [2023-04-02 04:07:57,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:57,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435033342] [2023-04-02 04:07:57,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:57,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:07:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:07:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:57,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:07:57,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:57,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435033342] [2023-04-02 04:07:57,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435033342] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:57,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:57,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:07:57,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907799800] [2023-04-02 04:07:57,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:57,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:07:57,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:57,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:07:57,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:07:57,498 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:07:57,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:57,950 INFO L93 Difference]: Finished difference Result 190 states and 240 transitions. [2023-04-02 04:07:57,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 04:07:57,951 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 56 [2023-04-02 04:07:57,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:57,952 INFO L225 Difference]: With dead ends: 190 [2023-04-02 04:07:57,952 INFO L226 Difference]: Without dead ends: 123 [2023-04-02 04:07:57,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2023-04-02 04:07:57,954 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 168 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:57,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 49 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:07:57,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-04-02 04:07:57,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2023-04-02 04:07:57,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 60 states have internal predecessors, (67), 23 states have call successors, (23), 21 states have call predecessors, (23), 17 states have return successors, (19), 17 states have call predecessors, (19), 19 states have call successors, (19) [2023-04-02 04:07:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2023-04-02 04:07:57,979 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 56 [2023-04-02 04:07:57,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:57,979 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2023-04-02 04:07:57,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:07:57,979 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2023-04-02 04:07:57,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-04-02 04:07:57,980 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:57,980 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:07:57,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:07:57,981 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:57,981 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:57,981 INFO L85 PathProgramCache]: Analyzing trace with hash -883802500, now seen corresponding path program 1 times [2023-04-02 04:07:57,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:57,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473215018] [2023-04-02 04:07:57,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:57,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-04-02 04:07:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:07:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 04:07:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 04:07:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:58,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:07:58,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:58,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473215018] [2023-04-02 04:07:58,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473215018] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:58,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:58,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:07:58,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848206333] [2023-04-02 04:07:58,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:58,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:07:58,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:58,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:07:58,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:07:58,257 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:07:58,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:58,889 INFO L93 Difference]: Finished difference Result 292 states and 393 transitions. [2023-04-02 04:07:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 04:07:58,889 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) Word has length 64 [2023-04-02 04:07:58,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:58,893 INFO L225 Difference]: With dead ends: 292 [2023-04-02 04:07:58,894 INFO L226 Difference]: Without dead ends: 225 [2023-04-02 04:07:58,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2023-04-02 04:07:58,895 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 366 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 579 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:58,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 92 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 579 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:07:58,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2023-04-02 04:07:58,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 152. [2023-04-02 04:07:58,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 89 states have (on average 1.247191011235955) internal successors, (111), 100 states have internal predecessors, (111), 35 states have call successors, (35), 31 states have call predecessors, (35), 27 states have return successors, (32), 27 states have call predecessors, (32), 31 states have call successors, (32) [2023-04-02 04:07:58,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2023-04-02 04:07:58,965 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 64 [2023-04-02 04:07:58,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:58,965 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2023-04-02 04:07:58,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:07:58,966 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2023-04-02 04:07:58,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-04-02 04:07:58,967 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:58,969 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:07:58,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:07:58,969 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:58,969 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:58,969 INFO L85 PathProgramCache]: Analyzing trace with hash 976646360, now seen corresponding path program 1 times [2023-04-02 04:07:58,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:58,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592169135] [2023-04-02 04:07:58,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:58,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-02 04:07:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:07:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:07:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 04:07:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-04-02 04:07:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:07:59,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:59,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592169135] [2023-04-02 04:07:59,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592169135] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:59,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:59,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 04:07:59,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111458447] [2023-04-02 04:07:59,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:59,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 04:07:59,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:59,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 04:07:59,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 04:07:59,228 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 7 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-02 04:07:59,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:59,637 INFO L93 Difference]: Finished difference Result 279 states and 356 transitions. [2023-04-02 04:07:59,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:07:59,638 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 7 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 68 [2023-04-02 04:07:59,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:59,638 INFO L225 Difference]: With dead ends: 279 [2023-04-02 04:07:59,638 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:07:59,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2023-04-02 04:07:59,642 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 220 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:59,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 52 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:07:59,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:07:59,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:07:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 04:07:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:07:59,644 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2023-04-02 04:07:59,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:59,645 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:07:59,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 7 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-02 04:07:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:07:59,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:07:59,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:07:59,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:07:59,650 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:08:01,272 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:08:01,272 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:08:01,272 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point L385(lines 362 386) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 338 393) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 373) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point L369-1(lines 369 373) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point L364(line 364) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 338 393) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point L363-2(lines 363 384) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 338 393) no Hoare annotation was computed. [2023-04-02 04:08:01,273 INFO L899 garLoopResultBuilder]: For program point L446(lines 419 447) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point L439(line 439) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point L439-1(line 439) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 394 453) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point L426(lines 426 430) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 394 453) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 394 453) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point L426-1(lines 426 430) no Hoare annotation was computed. [2023-04-02 04:08:01,274 INFO L899 garLoopResultBuilder]: For program point L421(line 421) no Hoare annotation was computed. [2023-04-02 04:08:01,275 INFO L899 garLoopResultBuilder]: For program point L420-2(lines 420 445) no Hoare annotation was computed. [2023-04-02 04:08:01,275 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 680 688) no Hoare annotation was computed. [2023-04-02 04:08:01,275 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 680 688) no Hoare annotation was computed. [2023-04-02 04:08:01,275 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 680 688) the Hoare annotation is: true [2023-04-02 04:08:01,275 INFO L895 garLoopResultBuilder]: At program point L895(line 895) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= main_~tmp~7 1))) [2023-04-02 04:08:01,276 INFO L895 garLoopResultBuilder]: At program point L895-1(line 895) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= main_~tmp~7 1))) [2023-04-02 04:08:01,276 INFO L899 garLoopResultBuilder]: For program point L893(lines 893 900) no Hoare annotation was computed. [2023-04-02 04:08:01,276 INFO L899 garLoopResultBuilder]: For program point L893-1(lines 893 900) no Hoare annotation was computed. [2023-04-02 04:08:01,276 INFO L899 garLoopResultBuilder]: For program point L891(line 891) no Hoare annotation was computed. [2023-04-02 04:08:01,276 INFO L895 garLoopResultBuilder]: At program point L890(line 890) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,276 INFO L895 garLoopResultBuilder]: At program point L889(line 889) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,277 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 883 905) no Hoare annotation was computed. [2023-04-02 04:08:01,277 INFO L895 garLoopResultBuilder]: At program point L889-1(line 889) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,277 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 883 905) no Hoare annotation was computed. [2023-04-02 04:08:01,277 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 883 905) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,277 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 841 864) no Hoare annotation was computed. [2023-04-02 04:08:01,277 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 841 864) no Hoare annotation was computed. [2023-04-02 04:08:01,277 INFO L899 garLoopResultBuilder]: For program point L859(line 859) no Hoare annotation was computed. [2023-04-02 04:08:01,277 INFO L899 garLoopResultBuilder]: For program point L858(line 858) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L857(line 857) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L856(line 856) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L855(line 855) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L854(line 854) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L853(line 853) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L852(line 852) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L851(line 851) no Hoare annotation was computed. [2023-04-02 04:08:01,278 INFO L899 garLoopResultBuilder]: For program point L850(line 850) no Hoare annotation was computed. [2023-04-02 04:08:01,279 INFO L899 garLoopResultBuilder]: For program point L849(line 849) no Hoare annotation was computed. [2023-04-02 04:08:01,279 INFO L899 garLoopResultBuilder]: For program point L848(line 848) no Hoare annotation was computed. [2023-04-02 04:08:01,279 INFO L899 garLoopResultBuilder]: For program point L847(line 847) no Hoare annotation was computed. [2023-04-02 04:08:01,279 INFO L899 garLoopResultBuilder]: For program point L846(line 846) no Hoare annotation was computed. [2023-04-02 04:08:01,279 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 841 864) no Hoare annotation was computed. [2023-04-02 04:08:01,279 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 666 672) no Hoare annotation was computed. [2023-04-02 04:08:01,279 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 666 672) the Hoare annotation is: true [2023-04-02 04:08:01,279 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 605 650) no Hoare annotation was computed. [2023-04-02 04:08:01,280 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 632) no Hoare annotation was computed. [2023-04-02 04:08:01,280 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 639) no Hoare annotation was computed. [2023-04-02 04:08:01,280 INFO L899 garLoopResultBuilder]: For program point L619-1(lines 619 639) no Hoare annotation was computed. [2023-04-02 04:08:01,280 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 605 650) no Hoare annotation was computed. [2023-04-02 04:08:01,280 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 605 650) no Hoare annotation was computed. [2023-04-02 04:08:01,280 INFO L895 garLoopResultBuilder]: At program point L190(line 190) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,280 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 171 195) no Hoare annotation was computed. [2023-04-02 04:08:01,280 INFO L895 garLoopResultBuilder]: At program point L185(line 185) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,281 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 171 195) no Hoare annotation was computed. [2023-04-02 04:08:01,281 INFO L895 garLoopResultBuilder]: At program point L181(line 181) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,281 INFO L899 garLoopResultBuilder]: For program point L179(lines 179 187) no Hoare annotation was computed. [2023-04-02 04:08:01,281 INFO L895 garLoopResultBuilder]: At program point L177(line 177) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,281 INFO L899 garLoopResultBuilder]: For program point L177-1(line 177) no Hoare annotation was computed. [2023-04-02 04:08:01,281 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 192) no Hoare annotation was computed. [2023-04-02 04:08:01,281 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 171 195) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,282 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 54 117) no Hoare annotation was computed. [2023-04-02 04:08:01,282 INFO L895 garLoopResultBuilder]: At program point L110(lines 63 111) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,282 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 54 117) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,282 INFO L899 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2023-04-02 04:08:01,282 INFO L895 garLoopResultBuilder]: At program point L100-2(lines 94 105) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,282 INFO L899 garLoopResultBuilder]: For program point L65(lines 64 109) no Hoare annotation was computed. [2023-04-02 04:08:01,282 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 105) no Hoare annotation was computed. [2023-04-02 04:08:01,282 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,283 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2023-04-02 04:08:01,283 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2023-04-02 04:08:01,283 INFO L895 garLoopResultBuilder]: At program point L76(line 76) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,283 INFO L895 garLoopResultBuilder]: At program point L107(lines 64 109) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,283 INFO L899 garLoopResultBuilder]: For program point L74(lines 74 80) no Hoare annotation was computed. [2023-04-02 04:08:01,283 INFO L899 garLoopResultBuilder]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2023-04-02 04:08:01,283 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 54 117) no Hoare annotation was computed. [2023-04-02 04:08:01,283 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-04-02 04:08:01,284 INFO L895 garLoopResultBuilder]: At program point L795(line 795) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,284 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 799) no Hoare annotation was computed. [2023-04-02 04:08:01,284 INFO L899 garLoopResultBuilder]: For program point L792(lines 792 802) no Hoare annotation was computed. [2023-04-02 04:08:01,284 INFO L895 garLoopResultBuilder]: At program point L790(line 790) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2023-04-02 04:08:01,284 INFO L899 garLoopResultBuilder]: For program point L790-1(line 790) no Hoare annotation was computed. [2023-04-02 04:08:01,284 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 805) no Hoare annotation was computed. [2023-04-02 04:08:01,284 INFO L899 garLoopResultBuilder]: For program point L788-1(lines 780 808) no Hoare annotation was computed. [2023-04-02 04:08:01,284 INFO L895 garLoopResultBuilder]: At program point L786(line 786) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:01,285 INFO L899 garLoopResultBuilder]: For program point L786-1(line 786) no Hoare annotation was computed. [2023-04-02 04:08:01,285 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 780 808) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:01,285 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 780 808) no Hoare annotation was computed. [2023-04-02 04:08:01,285 INFO L899 garLoopResultBuilder]: For program point L746(lines 746 754) no Hoare annotation was computed. [2023-04-02 04:08:01,285 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 738 760) no Hoare annotation was computed. [2023-04-02 04:08:01,285 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 738 760) no Hoare annotation was computed. [2023-04-02 04:08:01,285 INFO L899 garLoopResultBuilder]: For program point L746-2(lines 746 754) no Hoare annotation was computed. [2023-04-02 04:08:01,285 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 738 760) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 772 779) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1FINAL(lines 772 779) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 772 779) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point L209-1(line 209) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 204 220) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 204 220) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point L215-1(lines 204 220) no Hoare annotation was computed. [2023-04-02 04:08:01,286 INFO L899 garLoopResultBuilder]: For program point L211(lines 211 217) no Hoare annotation was computed. [2023-04-02 04:08:01,287 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 761 769) no Hoare annotation was computed. [2023-04-02 04:08:01,287 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 761 769) no Hoare annotation was computed. [2023-04-02 04:08:01,287 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 761 769) no Hoare annotation was computed. [2023-04-02 04:08:01,287 INFO L895 garLoopResultBuilder]: At program point L152(line 152) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,287 INFO L895 garLoopResultBuilder]: At program point L150(lines 150 156) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,287 INFO L895 garLoopResultBuilder]: At program point L145(line 145) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:01,287 INFO L899 garLoopResultBuilder]: For program point L143(lines 142 161) no Hoare annotation was computed. [2023-04-02 04:08:01,287 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 139 162) no Hoare annotation was computed. [2023-04-02 04:08:01,288 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 139 162) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,288 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 139 162) no Hoare annotation was computed. [2023-04-02 04:08:01,288 INFO L899 garLoopResultBuilder]: For program point L832(line 832) no Hoare annotation was computed. [2023-04-02 04:08:01,288 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 811 840) no Hoare annotation was computed. [2023-04-02 04:08:01,288 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 829) no Hoare annotation was computed. [2023-04-02 04:08:01,288 INFO L902 garLoopResultBuilder]: At program point L825-1(lines 825 829) the Hoare annotation is: true [2023-04-02 04:08:01,288 INFO L899 garLoopResultBuilder]: For program point L822(line 822) no Hoare annotation was computed. [2023-04-02 04:08:01,288 INFO L902 garLoopResultBuilder]: At program point L821-2(lines 821 835) the Hoare annotation is: true [2023-04-02 04:08:01,288 INFO L902 garLoopResultBuilder]: At program point L817(line 817) the Hoare annotation is: true [2023-04-02 04:08:01,289 INFO L899 garLoopResultBuilder]: For program point L817-1(line 817) no Hoare annotation was computed. [2023-04-02 04:08:01,289 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 811 840) the Hoare annotation is: true [2023-04-02 04:08:01,289 INFO L902 garLoopResultBuilder]: At program point L836(lines 811 840) the Hoare annotation is: true [2023-04-02 04:08:01,289 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 729 737) the Hoare annotation is: true [2023-04-02 04:08:01,289 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 729 737) no Hoare annotation was computed. [2023-04-02 04:08:01,289 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 729 737) no Hoare annotation was computed. [2023-04-02 04:08:01,289 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 693 704) no Hoare annotation was computed. [2023-04-02 04:08:01,289 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 693 704) the Hoare annotation is: true [2023-04-02 04:08:01,289 INFO L899 garLoopResultBuilder]: For program point L697-1(lines 693 704) no Hoare annotation was computed. [2023-04-02 04:08:01,289 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 705 716) no Hoare annotation was computed. [2023-04-02 04:08:01,290 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 705 716) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:08:01,290 INFO L899 garLoopResultBuilder]: For program point L709-1(lines 705 716) no Hoare annotation was computed. [2023-04-02 04:08:01,290 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 119 126) no Hoare annotation was computed. [2023-04-02 04:08:01,290 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 119 126) the Hoare annotation is: true [2023-04-02 04:08:01,290 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2023-04-02 04:08:01,290 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 119 126) no Hoare annotation was computed. [2023-04-02 04:08:01,290 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 673 679) the Hoare annotation is: true [2023-04-02 04:08:01,290 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 673 679) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 163 169) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 163 169) the Hoare annotation is: true [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__baseEXIT(lines 196 203) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__baseFINAL(lines 196 203) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 196 203) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 240 248) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 240 248) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 240 248) the Hoare annotation is: true [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 264) no Hoare annotation was computed. [2023-04-02 04:08:01,291 INFO L899 garLoopResultBuilder]: For program point L256-2(lines 256 264) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point L279(line 279) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point L279-1(line 279) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 249 284) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 276) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point L268-2(lines 268 276) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 249 284) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 249 284) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 292 337) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 292 337) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 292 337) no Hoare annotation was computed. [2023-04-02 04:08:01,292 INFO L895 garLoopResultBuilder]: At program point L877(line 877) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0))) [2023-04-02 04:08:01,293 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 872 882) no Hoare annotation was computed. [2023-04-02 04:08:01,293 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 872 882) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:01,293 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 872 882) no Hoare annotation was computed. [2023-04-02 04:08:01,293 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 229 239) no Hoare annotation was computed. [2023-04-02 04:08:01,293 INFO L902 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2023-04-02 04:08:01,293 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 229 239) the Hoare annotation is: true [2023-04-02 04:08:01,293 INFO L899 garLoopResultBuilder]: For program point L234-1(line 234) no Hoare annotation was computed. [2023-04-02 04:08:01,293 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 229 239) no Hoare annotation was computed. [2023-04-02 04:08:01,293 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 221 228) no Hoare annotation was computed. [2023-04-02 04:08:01,293 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 221 228) the Hoare annotation is: true [2023-04-02 04:08:01,293 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 221 228) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 593) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L573-1(lines 573 593) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 559 604) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 559 604) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 559 604) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 586) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 552) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L506(lines 505 525) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L537-1(line 537) no Hoare annotation was computed. [2023-04-02 04:08:01,294 INFO L899 garLoopResultBuilder]: For program point L502(lines 502 543) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 456 558) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L521(line 521) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L521-1(line 521) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 456 558) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 484) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 555) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 511) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L505-2(lines 505 525) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 456 558) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L526(lines 504 527) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point L485(lines 485 501) no Hoare annotation was computed. [2023-04-02 04:08:01,295 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 656 665) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 656 665) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 656 665) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~head~0.base)| ~head~0.base) (= ~head~0.offset |old(~head~0.offset)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point L721-1(lines 717 728) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 717 728) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 717 728) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:01,296 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:01,297 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:08:01,297 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 865 871) no Hoare annotation was computed. [2023-04-02 04:08:01,297 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 865 871) the Hoare annotation is: true [2023-04-02 04:08:01,297 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:01,297 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-02 04:08:01,297 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:01,297 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:08:01,300 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:08:01,302 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:08:01,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:08:01 BoogieIcfgContainer [2023-04-02 04:08:01,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:08:01,313 INFO L158 Benchmark]: Toolchain (without parser) took 6942.38ms. Allocated memory was 278.9MB in the beginning and 402.7MB in the end (delta: 123.7MB). Free memory was 229.3MB in the beginning and 294.8MB in the end (delta: -65.5MB). Peak memory consumption was 183.6MB. Max. memory is 8.0GB. [2023-04-02 04:08:01,314 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 191.9MB. Free memory was 141.8MB in the beginning and 141.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:08:01,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.00ms. Allocated memory is still 278.9MB. Free memory was 229.1MB in the beginning and 211.0MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:01,314 INFO L158 Benchmark]: Boogie Preprocessor took 92.54ms. Allocated memory is still 278.9MB. Free memory was 211.0MB in the beginning and 207.7MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:08:01,314 INFO L158 Benchmark]: RCFGBuilder took 786.95ms. Allocated memory is still 278.9MB. Free memory was 207.7MB in the beginning and 223.3MB in the end (delta: -15.6MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. [2023-04-02 04:08:01,315 INFO L158 Benchmark]: TraceAbstraction took 5640.77ms. Allocated memory was 278.9MB in the beginning and 402.7MB in the end (delta: 123.7MB). Free memory was 222.2MB in the beginning and 294.8MB in the end (delta: -72.6MB). Peak memory consumption was 174.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:01,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 191.9MB. Free memory was 141.8MB in the beginning and 141.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 416.00ms. Allocated memory is still 278.9MB. Free memory was 229.1MB in the beginning and 211.0MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 92.54ms. Allocated memory is still 278.9MB. Free memory was 211.0MB in the beginning and 207.7MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 786.95ms. Allocated memory is still 278.9MB. Free memory was 207.7MB in the beginning and 223.3MB in the end (delta: -15.6MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. * TraceAbstraction took 5640.77ms. Allocated memory was 278.9MB in the beginning and 402.7MB in the end (delta: 123.7MB). Free memory was 222.2MB in the beginning and 294.8MB in the end (delta: -72.6MB). Peak memory consumption was 174.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 123]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 219 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1081 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1042 mSDsluCounter, 294 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 229 mSDsCounter, 609 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1801 IncrementalHoareTripleChecker+Invalid, 2410 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 609 mSolverCounterUnsat, 65 mSDtfsCounter, 1801 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=0, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 158 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 246 PreInvPairs, 278 NumberOfFragments, 602 HoareAnnotationTreeSize, 246 FomulaSimplifications, 16874 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 50 FomulaSimplificationsInter, 1764 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 680 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(1 == systemActive) - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 == systemActive) - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-02 04:08:01,367 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...