/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_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:08:44,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:08:44,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:08:44,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:08:44,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:08:44,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:08:44,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:08:44,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:08:44,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:08:44,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:08:44,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:08:44,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:08:44,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:08:44,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:08:44,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:08:44,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:08:44,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:08:44,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:08:44,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:08:44,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:08:44,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:08:44,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:08:44,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:08:44,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:08:44,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:08:44,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:08:44,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:08:44,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:08:44,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:08:44,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:08:44,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:08:44,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:08:44,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:08:44,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:08:44,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:08:44,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:08:44,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:08:44,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:08:44,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:08:44,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:08:44,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:08:44,951 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 04:08:44,982 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:08:44,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:08:44,983 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:08:44,983 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:08:44,984 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:08:44,984 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:08:44,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:08:44,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:08:44,985 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:08:44,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:08:44,986 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:08:44,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:08:44,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:08:44,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:08:44,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:08:44,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:08:44,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:08:44,987 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:08:44,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:08:44,987 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:08:44,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:08:44,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:08:44,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:08:44,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:08:44,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:44,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:08:44,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:08:44,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:08:44,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:08:44,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:08:44,989 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:08:44,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:08:44,989 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:08:44,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:08:44,989 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:08:44,989 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:08:45,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:08:45,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:08:45,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:08:45,239 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:08:45,240 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:08:45,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2023-04-02 04:08:46,435 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:08:46,660 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:08:46,660 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2023-04-02 04:08:46,670 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b57abb8cb/26f75314e5ce4098b84798ffc97e3305/FLAG959c143b9 [2023-04-02 04:08:46,682 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b57abb8cb/26f75314e5ce4098b84798ffc97e3305 [2023-04-02 04:08:46,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:08:46,685 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:08:46,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:46,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:08:46,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:08:46,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:46" (1/1) ... [2023-04-02 04:08:46,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a3aaf0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:46, skipping insertion in model container [2023-04-02 04:08:46,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:46" (1/1) ... [2023-04-02 04:08:46,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:08:46,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:08:46,852 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_product31.cil.c[2627,2640] [2023-04-02 04:08:46,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:46,941 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:08:46,954 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_product31.cil.c[2627,2640] [2023-04-02 04:08:46,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:47,026 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:08:47,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47 WrapperNode [2023-04-02 04:08:47,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:47,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:08:47,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:08:47,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:08:47,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,085 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:08:47,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:08:47,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:08:47,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:08:47,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (1/1) ... [2023-04-02 04:08:47,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:47,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:08:47,135 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 04:08:47,139 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 04:08:47,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:08:47,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:08:47,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:47,167 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:08:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:08:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:08:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:08:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:08:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-02 04:08:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:08:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-02 04:08:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:08:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:08:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:08:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:08:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:47,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:08:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:08:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:08:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:08:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:08:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:08:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:08:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:08:47,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:08:47,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-02 04:08:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:08:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:08:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:08:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:08:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:08:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:08:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:08:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:08:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-02 04:08:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:08:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:08:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:08:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:08:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:08:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:08:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:08:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-02 04:08:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:08:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:08:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:08:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:08:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:08:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:08:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-02 04:08:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-02 04:08:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:08:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:08:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:08:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:08:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:08:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:08:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:08:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:08:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:08:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:08:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:08:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:08:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:08:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:08:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:08:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:08:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:08:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:08:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:08:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:08:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:08:47,316 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:08:47,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:08:47,891 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:08:47,899 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:08:47,899 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:08:47,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:47 BoogieIcfgContainer [2023-04-02 04:08:47,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:08:47,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:08:47,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:08:47,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:08:47,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:08:46" (1/3) ... [2023-04-02 04:08:47,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fd4fb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:47, skipping insertion in model container [2023-04-02 04:08:47,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:47" (2/3) ... [2023-04-02 04:08:47,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fd4fb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:47, skipping insertion in model container [2023-04-02 04:08:47,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:47" (3/3) ... [2023-04-02 04:08:47,917 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2023-04-02 04:08:47,933 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:08:47,933 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:08:47,999 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:08:48,007 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;@221b94f9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:08:48,007 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:08:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand has 181 states, 99 states have (on average 1.303030303030303) internal successors, (129), 114 states have internal predecessors, (129), 49 states have call successors, (49), 29 states have call predecessors, (49), 29 states have return successors, (49), 45 states have call predecessors, (49), 49 states have call successors, (49) [2023-04-02 04:08:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-02 04:08:48,030 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:48,031 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 04:08:48,032 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:48,038 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:48,038 INFO L85 PathProgramCache]: Analyzing trace with hash 254224520, now seen corresponding path program 1 times [2023-04-02 04:08:48,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:48,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909917639] [2023-04-02 04:08:48,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:48,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 04:08:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:08:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:48,403 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 04:08:48,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:48,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909917639] [2023-04-02 04:08:48,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909917639] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:48,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:48,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:08:48,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26461582] [2023-04-02 04:08:48,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:48,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:08:48,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:48,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:08:48,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:08:48,473 INFO L87 Difference]: Start difference. First operand has 181 states, 99 states have (on average 1.303030303030303) internal successors, (129), 114 states have internal predecessors, (129), 49 states have call successors, (49), 29 states have call predecessors, (49), 29 states have return successors, (49), 45 states have call predecessors, (49), 49 states have call successors, (49) 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 04:08:49,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:49,008 INFO L93 Difference]: Finished difference Result 293 states and 388 transitions. [2023-04-02 04:08:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:08:49,014 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 04:08:49,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:49,028 INFO L225 Difference]: With dead ends: 293 [2023-04-02 04:08:49,028 INFO L226 Difference]: Without dead ends: 164 [2023-04-02 04:08:49,036 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 04:08:49,041 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 172 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:49,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 62 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:08:49,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-04-02 04:08:49,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 130. [2023-04-02 04:08:49,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 75 states have (on average 1.2533333333333334) internal successors, (94), 86 states have internal predecessors, (94), 33 states have call successors, (33), 26 states have call predecessors, (33), 21 states have return successors, (28), 24 states have call predecessors, (28), 28 states have call successors, (28) [2023-04-02 04:08:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 155 transitions. [2023-04-02 04:08:49,106 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 155 transitions. Word has length 51 [2023-04-02 04:08:49,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:49,107 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 155 transitions. [2023-04-02 04:08:49,107 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 04:08:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 155 transitions. [2023-04-02 04:08:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-02 04:08:49,110 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:49,110 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 04:08:49,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:08:49,111 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:49,111 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:49,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1837761626, now seen corresponding path program 1 times [2023-04-02 04:08:49,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:49,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842256305] [2023-04-02 04:08:49,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:49,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:08:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:08:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,227 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 04:08:49,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:49,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842256305] [2023-04-02 04:08:49,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842256305] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:49,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:49,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:08:49,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451746618] [2023-04-02 04:08:49,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:49,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:08:49,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:49,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:08:49,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:08:49,230 INFO L87 Difference]: Start difference. First operand 130 states and 155 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 04:08:49,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:49,642 INFO L93 Difference]: Finished difference Result 232 states and 291 transitions. [2023-04-02 04:08:49,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:08:49,643 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 04:08:49,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:49,645 INFO L225 Difference]: With dead ends: 232 [2023-04-02 04:08:49,645 INFO L226 Difference]: Without dead ends: 154 [2023-04-02 04:08:49,646 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 04:08:49,648 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 127 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:49,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 40 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:49,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-04-02 04:08:49,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 121. [2023-04-02 04:08:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 80 states have internal predecessors, (87), 30 states have call successors, (30), 25 states have call predecessors, (30), 21 states have return successors, (26), 22 states have call predecessors, (26), 26 states have call successors, (26) [2023-04-02 04:08:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 143 transitions. [2023-04-02 04:08:49,719 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 143 transitions. Word has length 52 [2023-04-02 04:08:49,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:49,719 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 143 transitions. [2023-04-02 04:08:49,719 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 04:08:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2023-04-02 04:08:49,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-02 04:08:49,725 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:49,726 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 04:08:49,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:08:49,726 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:49,726 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:49,726 INFO L85 PathProgramCache]: Analyzing trace with hash 280568202, now seen corresponding path program 1 times [2023-04-02 04:08:49,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:49,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218688805] [2023-04-02 04:08:49,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:49,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:08:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:08:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:49,974 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 04:08:49,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:49,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218688805] [2023-04-02 04:08:49,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218688805] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:49,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:49,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:49,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539493521] [2023-04-02 04:08:49,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:49,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:49,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:49,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:49,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:49,977 INFO L87 Difference]: Start difference. First operand 121 states and 143 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 04:08:50,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:50,954 INFO L93 Difference]: Finished difference Result 411 states and 525 transitions. [2023-04-02 04:08:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:08:50,956 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 04:08:50,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:50,963 INFO L225 Difference]: With dead ends: 411 [2023-04-02 04:08:50,963 INFO L226 Difference]: Without dead ends: 318 [2023-04-02 04:08:50,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-04-02 04:08:50,971 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 412 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 885 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 1138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:50,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [418 Valid, 111 Invalid, 1138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 885 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-02 04:08:50,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2023-04-02 04:08:51,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 257. [2023-04-02 04:08:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 154 states have (on average 1.3051948051948052) internal successors, (201), 176 states have internal predecessors, (201), 59 states have call successors, (59), 49 states have call predecessors, (59), 43 states have return successors, (56), 43 states have call predecessors, (56), 55 states have call successors, (56) [2023-04-02 04:08:51,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 316 transitions. [2023-04-02 04:08:51,065 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 316 transitions. Word has length 56 [2023-04-02 04:08:51,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:51,065 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 316 transitions. [2023-04-02 04:08:51,065 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 04:08:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 316 transitions. [2023-04-02 04:08:51,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-04-02 04:08:51,067 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:51,067 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] [2023-04-02 04:08:51,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:08:51,067 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:51,067 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:51,068 INFO L85 PathProgramCache]: Analyzing trace with hash 461029950, now seen corresponding path program 1 times [2023-04-02 04:08:51,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:51,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092999919] [2023-04-02 04:08:51,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:51,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:08:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:08:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 04:08:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:51,259 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 04:08:51,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:51,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092999919] [2023-04-02 04:08:51,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092999919] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:51,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:51,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:51,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865609497] [2023-04-02 04:08:51,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:51,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:51,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:51,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:51,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:51,262 INFO L87 Difference]: Start difference. First operand 257 states and 316 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, (15), 6 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:08:52,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:52,228 INFO L93 Difference]: Finished difference Result 821 states and 1099 transitions. [2023-04-02 04:08:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 04:08:52,229 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, (15), 6 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 62 [2023-04-02 04:08:52,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:52,235 INFO L225 Difference]: With dead ends: 821 [2023-04-02 04:08:52,235 INFO L226 Difference]: Without dead ends: 592 [2023-04-02 04:08:52,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2023-04-02 04:08:52,245 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 508 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 759 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:52,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 92 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 759 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-02 04:08:52,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2023-04-02 04:08:52,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 462. [2023-04-02 04:08:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 279 states have (on average 1.2939068100358424) internal successors, (361), 322 states have internal predecessors, (361), 105 states have call successors, (105), 85 states have call predecessors, (105), 77 states have return successors, (106), 77 states have call predecessors, (106), 101 states have call successors, (106) [2023-04-02 04:08:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 572 transitions. [2023-04-02 04:08:52,353 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 572 transitions. Word has length 62 [2023-04-02 04:08:52,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:52,354 INFO L495 AbstractCegarLoop]: Abstraction has 462 states and 572 transitions. [2023-04-02 04:08:52,354 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, (15), 6 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:08:52,354 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 572 transitions. [2023-04-02 04:08:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-04-02 04:08:52,357 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:52,357 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] [2023-04-02 04:08:52,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:08:52,358 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:52,358 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:52,358 INFO L85 PathProgramCache]: Analyzing trace with hash -329405926, now seen corresponding path program 1 times [2023-04-02 04:08:52,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:52,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558617690] [2023-04-02 04:08:52,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:52,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-02 04:08:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:08:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-04-02 04:08:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-04-02 04:08:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:52,601 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 04:08:52,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:52,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558617690] [2023-04-02 04:08:52,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558617690] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:52,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:52,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 04:08:52,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872861683] [2023-04-02 04:08:52,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:52,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 04:08:52,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:52,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 04:08:52,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 04:08:52,604 INFO L87 Difference]: Start difference. First operand 462 states and 572 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, (16), 7 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:08:53,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:53,114 INFO L93 Difference]: Finished difference Result 827 states and 1100 transitions. [2023-04-02 04:08:53,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-02 04:08:53,115 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, (16), 7 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 66 [2023-04-02 04:08:53,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:53,116 INFO L225 Difference]: With dead ends: 827 [2023-04-02 04:08:53,116 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:08:53,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2023-04-02 04:08:53,119 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 280 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:53,119 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 86 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:53,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:08:53,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:08:53,119 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 04:08:53,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:08:53,120 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2023-04-02 04:08:53,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:53,120 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:08:53,120 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, (16), 7 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:08:53,120 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:08:53,120 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:08:53,123 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:08:53,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:08:53,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:08:55,776 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 475) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point L471-1(lines 471 475) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 440 495) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point L466(line 466) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point L465-2(lines 465 486) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 440 495) no Hoare annotation was computed. [2023-04-02 04:08:55,777 INFO L899 garLoopResultBuilder]: For program point L487(lines 464 488) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 440 495) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point L541(line 541) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point L541-1(line 541) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 496 555) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 532) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point L528-1(lines 528 532) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point L523(line 523) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 496 555) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 496 555) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point L522-2(lines 522 547) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point L548(lines 521 549) no Hoare annotation was computed. [2023-04-02 04:08:55,778 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 378 386) no Hoare annotation was computed. [2023-04-02 04:08:55,779 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 378 386) no Hoare annotation was computed. [2023-04-02 04:08:55,779 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 378 386) the Hoare annotation is: true [2023-04-02 04:08:55,779 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 866 888) no Hoare annotation was computed. [2023-04-02 04:08:55,779 INFO L895 garLoopResultBuilder]: At program point L878(line 878) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~9 1) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,779 INFO L895 garLoopResultBuilder]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~9 1) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,780 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 866 888) no Hoare annotation was computed. [2023-04-02 04:08:55,780 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 883) no Hoare annotation was computed. [2023-04-02 04:08:55,780 INFO L899 garLoopResultBuilder]: For program point L876-1(lines 876 883) no Hoare annotation was computed. [2023-04-02 04:08:55,780 INFO L899 garLoopResultBuilder]: For program point L874(line 874) no Hoare annotation was computed. [2023-04-02 04:08:55,780 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 866 888) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,780 INFO L895 garLoopResultBuilder]: At program point L873(line 873) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,780 INFO L895 garLoopResultBuilder]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,780 INFO L895 garLoopResultBuilder]: At program point L872-1(line 872) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L833(line 833) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L832(line 832) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 824 847) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L831(line 831) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L830(line 830) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L829(line 829) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 824 847) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L842(line 842) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 824 847) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L841(line 841) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L840(line 840) no Hoare annotation was computed. [2023-04-02 04:08:55,781 INFO L899 garLoopResultBuilder]: For program point L839(line 839) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point L838(line 838) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point L837(line 837) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point L836(line 836) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point L835(line 835) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point L834(line 834) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 334 348) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 334 348) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~systemActive~0)| ~systemActive~0))) [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point stopSystemFINAL(lines 334 348) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L895 garLoopResultBuilder]: At program point L340(line 340) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 344) no Hoare annotation was computed. [2023-04-02 04:08:55,782 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 315 333) the Hoare annotation is: true [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 315 333) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point L324(lines 324 328) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L902 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point L324-2(lines 324 328) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 315 333) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 364 370) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 364 370) the Hoare annotation is: true [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 707 752) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 734) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point L721(lines 721 741) no Hoare annotation was computed. [2023-04-02 04:08:55,783 INFO L899 garLoopResultBuilder]: For program point L721-1(lines 721 741) no Hoare annotation was computed. [2023-04-02 04:08:55,784 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 707 752) no Hoare annotation was computed. [2023-04-02 04:08:55,784 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 707 752) no Hoare annotation was computed. [2023-04-02 04:08:55,784 INFO L895 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,784 INFO L899 garLoopResultBuilder]: For program point L220-1(lines 201 225) no Hoare annotation was computed. [2023-04-02 04:08:55,784 INFO L895 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,784 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 201 225) no Hoare annotation was computed. [2023-04-02 04:08:55,784 INFO L895 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,784 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 217) no Hoare annotation was computed. [2023-04-02 04:08:55,784 INFO L895 garLoopResultBuilder]: At program point L207(line 207) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,784 INFO L899 garLoopResultBuilder]: For program point L207-1(line 207) no Hoare annotation was computed. [2023-04-02 04:08:55,784 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 222) no Hoare annotation was computed. [2023-04-02 04:08:55,785 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 201 225) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,785 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 167 173) no Hoare annotation was computed. [2023-04-02 04:08:55,785 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 167 173) the Hoare annotation is: true [2023-04-02 04:08:55,785 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 108) no Hoare annotation was computed. [2023-04-02 04:08:55,785 INFO L895 garLoopResultBuilder]: At program point L87(line 87) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:55,785 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 55 120) no Hoare annotation was computed. [2023-04-02 04:08:55,785 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2023-04-02 04:08:55,785 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2023-04-02 04:08:55,785 INFO L895 garLoopResultBuilder]: At program point L110(lines 65 112) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:55,785 INFO L895 garLoopResultBuilder]: At program point L77(line 77) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:55,785 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2023-04-02 04:08:55,786 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2023-04-02 04:08:55,786 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 55 120) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,786 INFO L899 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2023-04-02 04:08:55,786 INFO L895 garLoopResultBuilder]: At program point L113(lines 64 114) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:55,786 INFO L895 garLoopResultBuilder]: At program point L103(line 103) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:55,786 INFO L899 garLoopResultBuilder]: For program point L101(lines 101 107) no Hoare annotation was computed. [2023-04-02 04:08:55,786 INFO L895 garLoopResultBuilder]: At program point L101-1(lines 95 108) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:55,786 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 55 120) no Hoare annotation was computed. [2023-04-02 04:08:55,786 INFO L899 garLoopResultBuilder]: For program point L66(lines 65 112) no Hoare annotation was computed. [2023-04-02 04:08:55,787 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 226 233) no Hoare annotation was computed. [2023-04-02 04:08:55,787 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 226 233) no Hoare annotation was computed. [2023-04-02 04:08:55,787 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 226 233) no Hoare annotation was computed. [2023-04-02 04:08:55,787 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 970 978) no Hoare annotation was computed. [2023-04-02 04:08:55,787 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 970 978) the Hoare annotation is: true [2023-04-02 04:08:55,787 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 970 978) no Hoare annotation was computed. [2023-04-02 04:08:55,787 INFO L895 garLoopResultBuilder]: At program point L769(line 769) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:55,787 INFO L899 garLoopResultBuilder]: For program point L769-1(line 769) no Hoare annotation was computed. [2023-04-02 04:08:55,787 INFO L895 garLoopResultBuilder]: At program point L778(line 778) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-04-02 04:08:55,787 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 763 791) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point L776(lines 776 782) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point L775(lines 775 785) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L895 garLoopResultBuilder]: At program point L773(line 773) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point L773-1(line 773) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 763 791) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 788) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point L771-1(lines 763 791) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point L946-2(lines 946 954) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 938 960) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 938 960) no Hoare annotation was computed. [2023-04-02 04:08:55,788 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 938 960) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point L946(lines 946 954) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 755 762) 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 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1FINAL(lines 755 762) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 755 762) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 247) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point L239-1(line 239) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 234 250) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 234 250) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2023-04-02 04:08:55,789 INFO L899 garLoopResultBuilder]: For program point L245-1(lines 234 250) no Hoare annotation was computed. [2023-04-02 04:08:55,790 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 961 969) no Hoare annotation was computed. [2023-04-02 04:08:55,790 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 961 969) no Hoare annotation was computed. [2023-04-02 04:08:55,790 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 961 969) no Hoare annotation was computed. [2023-04-02 04:08:55,790 INFO L895 garLoopResultBuilder]: At program point L156(line 156) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 0 ~systemActive~0)))) [2023-04-02 04:08:55,790 INFO L895 garLoopResultBuilder]: At program point L154(lines 154 160) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,790 INFO L895 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:08:55,790 INFO L899 garLoopResultBuilder]: For program point L147(lines 146 165) no Hoare annotation was computed. [2023-04-02 04:08:55,790 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 143 166) no Hoare annotation was computed. [2023-04-02 04:08:55,790 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 143 166) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,790 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 143 166) no Hoare annotation was computed. [2023-04-02 04:08:55,791 INFO L902 garLoopResultBuilder]: At program point L800(line 800) the Hoare annotation is: true [2023-04-02 04:08:55,791 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 794 823) no Hoare annotation was computed. [2023-04-02 04:08:55,791 INFO L899 garLoopResultBuilder]: For program point L800-1(line 800) no Hoare annotation was computed. [2023-04-02 04:08:55,791 INFO L902 garLoopResultBuilder]: At program point L819(lines 794 823) the Hoare annotation is: true [2023-04-02 04:08:55,791 INFO L899 garLoopResultBuilder]: For program point L815(line 815) no Hoare annotation was computed. [2023-04-02 04:08:55,791 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 794 823) the Hoare annotation is: true [2023-04-02 04:08:55,791 INFO L899 garLoopResultBuilder]: For program point L808(lines 808 812) no Hoare annotation was computed. [2023-04-02 04:08:55,791 INFO L902 garLoopResultBuilder]: At program point L808-1(lines 808 812) the Hoare annotation is: true [2023-04-02 04:08:55,791 INFO L899 garLoopResultBuilder]: For program point L805(line 805) no Hoare annotation was computed. [2023-04-02 04:08:55,791 INFO L902 garLoopResultBuilder]: At program point L804-2(lines 804 818) the Hoare annotation is: true [2023-04-02 04:08:55,791 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 929 937) the Hoare annotation is: true [2023-04-02 04:08:55,791 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 929 937) no Hoare annotation was computed. [2023-04-02 04:08:55,791 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 929 937) no Hoare annotation was computed. [2023-04-02 04:08:55,792 INFO L899 garLoopResultBuilder]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2023-04-02 04:08:55,792 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 893 904) no Hoare annotation was computed. [2023-04-02 04:08:55,792 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 893 904) the Hoare annotation is: true [2023-04-02 04:08:55,792 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 905 916) no Hoare annotation was computed. [2023-04-02 04:08:55,792 INFO L899 garLoopResultBuilder]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2023-04-02 04:08:55,792 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 905 916) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:08:55,792 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 122 129) no Hoare annotation was computed. [2023-04-02 04:08:55,792 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 122 129) the Hoare annotation is: true [2023-04-02 04:08:55,792 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 126) no Hoare annotation was computed. [2023-04-02 04:08:55,792 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 122 129) no Hoare annotation was computed. [2023-04-02 04:08:55,793 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 371 377) the Hoare annotation is: true [2023-04-02 04:08:55,793 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 371 377) no Hoare annotation was computed. [2023-04-02 04:08:55,793 INFO L899 garLoopResultBuilder]: For program point L194-1(lines 175 199) no Hoare annotation was computed. [2023-04-02 04:08:55,793 INFO L895 garLoopResultBuilder]: At program point L189(line 189) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,793 INFO L895 garLoopResultBuilder]: At program point L185(line 185) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,793 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 191) no Hoare annotation was computed. [2023-04-02 04:08:55,793 INFO L895 garLoopResultBuilder]: At program point L181(line 181) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,793 INFO L899 garLoopResultBuilder]: For program point L181-1(line 181) no Hoare annotation was computed. [2023-04-02 04:08:55,793 INFO L899 garLoopResultBuilder]: For program point L179(lines 179 196) no Hoare annotation was computed. [2023-04-02 04:08:55,793 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 175 199) no Hoare annotation was computed. [2023-04-02 04:08:55,793 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 175 199) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,794 INFO L895 garLoopResultBuilder]: At program point L194(line 194) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 270 278) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 270 278) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 270 278) the Hoare annotation is: true [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 294) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point L286-2(lines 286 294) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point L309(line 309) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point L309-1(line 309) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 279 314) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point L298(lines 298 306) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 279 314) no Hoare annotation was computed. [2023-04-02 04:08:55,794 INFO L899 garLoopResultBuilder]: For program point L298-2(lines 298 306) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 279 314) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 394 439) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 394 439) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 394 439) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L895 garLoopResultBuilder]: At program point L860(line 860) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:55,795 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 855 865) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 855 865) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:55,795 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 855 865) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 259 269) no Hoare annotation was computed. [2023-04-02 04:08:55,795 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 259 269) the Hoare annotation is: true [2023-04-02 04:08:55,796 INFO L902 garLoopResultBuilder]: At program point L264(line 264) the Hoare annotation is: true [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 259 269) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 251 258) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 251 258) the Hoare annotation is: true [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 251 258) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 661 706) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 661 706) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 661 706) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point L681(lines 681 688) no Hoare annotation was computed. [2023-04-02 04:08:55,796 INFO L899 garLoopResultBuilder]: For program point L675(lines 675 695) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L675-1(lines 675 695) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 354 363) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 354 363) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 354 363) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 613) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L607-2(lines 607 627) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L628(lines 606 629) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L587(lines 587 603) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 558 660) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L647(lines 647 654) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 558 660) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L608(lines 607 627) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L639(line 639) no Hoare annotation was computed. [2023-04-02 04:08:55,797 INFO L899 garLoopResultBuilder]: For program point L639-1(line 639) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 645) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 558 660) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point L623(line 623) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 586) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 657) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:55,798 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 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 917 928) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point L921-1(lines 917 928) no Hoare annotation was computed. [2023-04-02 04:08:55,798 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 917 928) no Hoare annotation was computed. [2023-04-02 04:08:55,799 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:55,799 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:55,799 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:08:55,799 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 848 854) no Hoare annotation was computed. [2023-04-02 04:08:55,799 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 848 854) the Hoare annotation is: true [2023-04-02 04:08:55,799 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:55,799 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 04:08:55,799 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:55,799 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:08:55,802 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:08:55,804 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:08:55,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:08:55 BoogieIcfgContainer [2023-04-02 04:08:55,818 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:08:55,820 INFO L158 Benchmark]: Toolchain (without parser) took 9133.18ms. Allocated memory was 287.3MB in the beginning and 414.2MB in the end (delta: 126.9MB). Free memory was 241.7MB in the beginning and 321.9MB in the end (delta: -80.2MB). Peak memory consumption was 231.2MB. Max. memory is 8.0GB. [2023-04-02 04:08:55,820 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 191.9MB. Free memory is still 143.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:08:55,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.61ms. Allocated memory is still 287.3MB. Free memory was 241.3MB in the beginning and 222.8MB in the end (delta: 18.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:55,820 INFO L158 Benchmark]: Boogie Preprocessor took 65.03ms. Allocated memory is still 287.3MB. Free memory was 222.8MB in the beginning and 219.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-02 04:08:55,821 INFO L158 Benchmark]: RCFGBuilder took 808.18ms. Allocated memory is still 287.3MB. Free memory was 219.3MB in the beginning and 253.9MB in the end (delta: -34.6MB). Peak memory consumption was 43.7MB. Max. memory is 8.0GB. [2023-04-02 04:08:55,821 INFO L158 Benchmark]: TraceAbstraction took 7914.21ms. Allocated memory was 287.3MB in the beginning and 414.2MB in the end (delta: 126.9MB). Free memory was 253.0MB in the beginning and 321.9MB in the end (delta: -68.9MB). Peak memory consumption was 241.0MB. Max. memory is 8.0GB. [2023-04-02 04:08:55,823 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 is still 143.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 340.61ms. Allocated memory is still 287.3MB. Free memory was 241.3MB in the beginning and 222.8MB in the end (delta: 18.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.03ms. Allocated memory is still 287.3MB. Free memory was 222.8MB in the beginning and 219.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 808.18ms. Allocated memory is still 287.3MB. Free memory was 219.3MB in the beginning and 253.9MB in the end (delta: -34.6MB). Peak memory consumption was 43.7MB. Max. memory is 8.0GB. * TraceAbstraction took 7914.21ms. Allocated memory was 287.3MB in the beginning and 414.2MB in the end (delta: 126.9MB). Free memory was 253.0MB in the beginning and 321.9MB in the end (delta: -68.9MB). Peak memory consumption was 241.0MB. 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: 126]: 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 42 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1551 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1499 mSDsluCounter, 391 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 324 mSDsCounter, 947 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2590 IncrementalHoareTripleChecker+Invalid, 3537 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 947 mSolverCounterUnsat, 67 mSDtfsCounter, 2590 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=462occurred in iteration=4, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 258 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 637 PreInvPairs, 728 NumberOfFragments, 667 HoareAnnotationTreeSize, 637 FomulaSimplifications, 36149 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 61 FomulaSimplificationsInter, 4470 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 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: 64]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) RESULT: Ultimate proved your program to be correct! [2023-04-02 04:08:55,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...