/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:27:47,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:27:47,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:27:47,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:27:47,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:27:47,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:27:47,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:27:47,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:27:47,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:27:47,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:27:47,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:27:47,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:27:47,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:27:47,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:27:47,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:27:47,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:27:47,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:27:47,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:27:47,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:27:47,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:27:47,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:27:47,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:27:47,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:27:47,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:27:47,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:27:47,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:27:47,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:27:47,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:27:47,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:27:47,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:27:47,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:27:47,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:27:47,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:27:47,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:27:47,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:27:47,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:27:47,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:27:47,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:27:47,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:27:47,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:27:47,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:27:47,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:27:48,021 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:27:48,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:27:48,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:27:48,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:27:48,023 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:27:48,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:27:48,024 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:27:48,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:27:48,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:27:48,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:27:48,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:27:48,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:27:48,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:27:48,025 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:27:48,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:27:48,026 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:27:48,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:27:48,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:27:48,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:27:48,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:27:48,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:27:48,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:27:48,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:27:48,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:27:48,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:27:48,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:27:48,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:27:48,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:27:48,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:27:48,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:27:48,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:27:48,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:27:48,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:27:48,439 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:27:48,439 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:27:48,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-10-27 03:27:48,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b033858f/4c71e93a4cbf4d46a8a9e9b15d774e66/FLAG864d48881 [2020-10-27 03:27:49,217 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:27:49,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-10-27 03:27:49,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b033858f/4c71e93a4cbf4d46a8a9e9b15d774e66/FLAG864d48881 [2020-10-27 03:27:49,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1b033858f/4c71e93a4cbf4d46a8a9e9b15d774e66 [2020-10-27 03:27:49,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:27:49,278 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:27:49,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:27:49,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:27:49,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:27:49,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15a0115c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49, skipping insertion in model container [2020-10-27 03:27:49,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:27:49,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:27:49,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:27:49,736 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:27:49,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:27:49,859 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:27:49,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49 WrapperNode [2020-10-27 03:27:49,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:27:49,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:27:49,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:27:49,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:27:49,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... [2020-10-27 03:27:49,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:27:49,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:27:49,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:27:49,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:27:49,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:27:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:27:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:27:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:27:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:27:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:27:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:27:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:27:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:27:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:27:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:27:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:27:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:27:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:27:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:27:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:27:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:27:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:27:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:27:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:27:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:27:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:27:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:27:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:27:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:27:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:27:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:27:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:27:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:27:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:27:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:27:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:27:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:27:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:27:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:27:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:27:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:27:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:27:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:27:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:27:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:27:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:27:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:27:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:27:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:27:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:27:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:27:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:27:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:27:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:27:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:27:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:27:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:27:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:27:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:27:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:27:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:27:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:27:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:27:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:27:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:27:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:27:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:27:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:27:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:27:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:27:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:27:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:27:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:27:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:27:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:27:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:27:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:27:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:27:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:27:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:27:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:27:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:27:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:27:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:27:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:27:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:27:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:27:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:27:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:27:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:27:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:27:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:27:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:27:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:27:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:27:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:27:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:27:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:27:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:27:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:27:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:27:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:27:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:27:51,339 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:27:51,339 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:27:51,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:27:51 BoogieIcfgContainer [2020-10-27 03:27:51,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:27:51,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:27:51,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:27:51,348 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:27:51,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:27:49" (1/3) ... [2020-10-27 03:27:51,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d63c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:27:51, skipping insertion in model container [2020-10-27 03:27:51,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:49" (2/3) ... [2020-10-27 03:27:51,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d63c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:27:51, skipping insertion in model container [2020-10-27 03:27:51,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:27:51" (3/3) ... [2020-10-27 03:27:51,352 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2020-10-27 03:27:51,366 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:27:51,372 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:27:51,386 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:27:51,417 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:27:51,417 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:27:51,417 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:27:51,417 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:27:51,417 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:27:51,418 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:27:51,438 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:27:51,438 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:27:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-27 03:27:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:27:51,475 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:27:51,476 INFO L422 BasicCegarLoop]: 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] [2020-10-27 03:27:51,477 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:27:51,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:27:51,484 INFO L82 PathProgramCache]: Analyzing trace with hash 2117733607, now seen corresponding path program 1 times [2020-10-27 03:27:51,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:27:51,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1185121389] [2020-10-27 03:27:51,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:27:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:51,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:52,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:52,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:53,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:54,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:56,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:56,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:27:56,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:27:56,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 03:27:56,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:27:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 03:27:56,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:27:57,275 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:27:57,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:27:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:57,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-27 03:27:57,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:57,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:57,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:27:57,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:27:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:57,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:27:57,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:57,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:57,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:57,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:27:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:57,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:27:57,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:57,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:27:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:57,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:27:57,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:57,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:57,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:57,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:27:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:57,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:27:57,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:57,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:57,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:57,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:27:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:57,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:57,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:57,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:57,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:57,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:27:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:57,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:57,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:57,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:27:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:57,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:57,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:57,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:57,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:57,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:57,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:57,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:57,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:57,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:57,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:27:57,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1185121389] [2020-10-27 03:27:57,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:27:57,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 03:27:57,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613961483] [2020-10-27 03:27:57,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 03:27:57,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:27:57,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 03:27:57,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:27:57,577 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 5 states. [2020-10-27 03:27:58,151 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:00,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:00,551 INFO L93 Difference]: Finished difference Result 423 states and 565 transitions. [2020-10-27 03:28:00,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 03:28:00,553 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-27 03:28:00,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:00,572 INFO L225 Difference]: With dead ends: 423 [2020-10-27 03:28:00,572 INFO L226 Difference]: Without dead ends: 279 [2020-10-27 03:28:00,578 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:28:00,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-10-27 03:28:00,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 227. [2020-10-27 03:28:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-27 03:28:00,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 278 transitions. [2020-10-27 03:28:00,862 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 278 transitions. Word has length 52 [2020-10-27 03:28:00,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:00,863 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 278 transitions. [2020-10-27 03:28:00,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 03:28:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 278 transitions. [2020-10-27 03:28:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-27 03:28:00,885 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:00,885 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:28:00,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:28:00,886 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:00,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:00,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1454202055, now seen corresponding path program 1 times [2020-10-27 03:28:00,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:00,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1627501364] [2020-10-27 03:28:00,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:00,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:01,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:02,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:02,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:02,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:03,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:05,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:05,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-27 03:28:05,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:28:05,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 03:28:05,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:05,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:28:05,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:05,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 03:28:05,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,476 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:06,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:06,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 182 [2020-10-27 03:28:06,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:06,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:28:06,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:06,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:06,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:06,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:06,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:06,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:06,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:06,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:06,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:06,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:06,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:06,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:06,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:06,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:06,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:06,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:06,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:06,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:06,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:06,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:28:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 03:28:06,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:28:06,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 03:28:06,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:28:06,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:06,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:06,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:06,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:06,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:06,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:06,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:06,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 03:28:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:06,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:28:06,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:28:06,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:06,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:06,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 03:28:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:06,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:06,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:06,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:06,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:06,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:06,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:06,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:06,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:06,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:28:06,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1627501364] [2020-10-27 03:28:06,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:06,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:28:06,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348629030] [2020-10-27 03:28:06,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:28:06,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:06,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:28:06,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:28:06,887 INFO L87 Difference]: Start difference. First operand 227 states and 278 transitions. Second operand 9 states. [2020-10-27 03:28:07,601 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:09,276 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-27 03:28:10,366 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:28:10,825 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:28:11,282 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:28:13,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:13,373 INFO L93 Difference]: Finished difference Result 784 states and 1090 transitions. [2020-10-27 03:28:13,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 03:28:13,374 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-10-27 03:28:13,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:13,384 INFO L225 Difference]: With dead ends: 784 [2020-10-27 03:28:13,384 INFO L226 Difference]: Without dead ends: 552 [2020-10-27 03:28:13,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-10-27 03:28:13,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-10-27 03:28:13,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 390. [2020-10-27 03:28:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2020-10-27 03:28:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 481 transitions. [2020-10-27 03:28:13,586 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 481 transitions. Word has length 70 [2020-10-27 03:28:13,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:13,587 INFO L481 AbstractCegarLoop]: Abstraction has 390 states and 481 transitions. [2020-10-27 03:28:13,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:28:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 481 transitions. [2020-10-27 03:28:13,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-27 03:28:13,591 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:13,591 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:28:13,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:28:13,592 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:13,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:13,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1200919819, now seen corresponding path program 1 times [2020-10-27 03:28:13,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:13,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1766281682] [2020-10-27 03:28:13,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:13,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:13,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:14,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:14,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 03:28:18,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:28:18,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4909 [2020-10-27 03:28:18,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:28:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-27 03:28:18,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,001 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:19,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:19,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-27 03:28:19,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:28:19,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:19,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:19,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:19,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:19,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:19,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:19,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:19,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:19,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:19,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:19,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:19,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:19,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:19,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:19,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:19,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:28:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:19,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:19,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:19,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:28:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:19,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:19,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:28:19,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:28:19,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:28:19,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 03:28:19,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:28:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:19,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:19,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:19,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:19,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 03:28:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:19,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:19,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:19,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:19,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:19,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:19,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:19,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:28:19,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:19,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:19,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:28:19,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1766281682] [2020-10-27 03:28:19,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:19,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 03:28:19,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34968742] [2020-10-27 03:28:19,323 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:28:19,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:19,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:28:19,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:28:19,324 INFO L87 Difference]: Start difference. First operand 390 states and 481 transitions. Second operand 11 states. [2020-10-27 03:28:19,958 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:21,400 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:28:21,913 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:28:22,338 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:28:23,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:23,135 INFO L93 Difference]: Finished difference Result 680 states and 898 transitions. [2020-10-27 03:28:23,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:28:23,135 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-27 03:28:23,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:23,136 INFO L225 Difference]: With dead ends: 680 [2020-10-27 03:28:23,136 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:28:23,140 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=169, Invalid=383, Unknown=0, NotChecked=0, Total=552 [2020-10-27 03:28:23,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:28:23,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:28:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:28:23,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:28:23,142 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-10-27 03:28:23,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:23,142 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:28:23,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:28:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:28:23,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:28:23,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:28:23,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:28:27,568 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:28:28,188 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 03:28:28,774 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:28:29,092 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:29,424 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:28:30,138 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-27 03:28:30,459 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:30,828 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:31,681 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-27 03:28:31,966 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 03:28:32,507 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-27 03:28:33,076 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:28:33,368 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:33,919 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:28:34,474 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:28:34,777 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:35,143 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:35,726 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-27 03:28:36,036 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-27 03:28:36,364 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:36,684 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:28:37,289 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:28:37,605 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:37,941 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:28:38,545 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-27 03:28:39,351 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-27 03:28:40,187 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-27 03:28:40,736 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-27 03:28:41,275 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:28:41,310 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:28:41,311 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:28:41,311 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:28:41,311 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:28:41,311 INFO L274 CegarLoopResult]: For program point L479(lines 456 480) no Hoare annotation was computed. [2020-10-27 03:28:41,311 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 432 487) no Hoare annotation was computed. [2020-10-27 03:28:41,311 INFO L274 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point L463-1(lines 463 467) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point L457-2(lines 457 478) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 432 487) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 432 487) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point L514-2(lines 514 539) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point L540(lines 513 541) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 488 547) no Hoare annotation was computed. [2020-10-27 03:28:41,312 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point L533-1(line 533) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 488 547) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 488 547) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 363 369) the Hoare annotation is: true [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 363 369) no Hoare annotation was computed. [2020-10-27 03:28:41,313 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 370 378) no Hoare annotation was computed. [2020-10-27 03:28:41,314 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 370 378) the Hoare annotation is: true [2020-10-27 03:28:41,314 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 370 378) no Hoare annotation was computed. [2020-10-27 03:28:41,314 INFO L270 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,314 INFO L270 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,314 INFO L270 CegarLoopResult]: At program point L864-1(line 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,314 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 858 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,314 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 858 880) no Hoare annotation was computed. [2020-10-27 03:28:41,315 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 858 880) no Hoare annotation was computed. [2020-10-27 03:28:41,315 INFO L270 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,315 INFO L270 CegarLoopResult]: At program point L870-1(line 870) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,315 INFO L274 CegarLoopResult]: For program point L868(lines 868 875) no Hoare annotation was computed. [2020-10-27 03:28:41,315 INFO L274 CegarLoopResult]: For program point L868-1(lines 868 875) no Hoare annotation was computed. [2020-10-27 03:28:41,315 INFO L274 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-27 03:28:41,315 INFO L274 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-10-27 03:28:41,315 INFO L274 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-27 03:28:41,315 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 816 839) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 816 839) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 816 839) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-27 03:28:41,316 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-27 03:28:41,317 INFO L274 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-27 03:28:41,317 INFO L274 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-27 03:28:41,317 INFO L274 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-10-27 03:28:41,317 INFO L274 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-10-27 03:28:41,317 INFO L270 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:41,317 INFO L274 CegarLoopResult]: For program point L186-1(lines 167 191) no Hoare annotation was computed. [2020-10-27 03:28:41,317 INFO L270 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:41,317 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:41,317 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 167 191) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:41,317 INFO L274 CegarLoopResult]: For program point L175(lines 175 183) no Hoare annotation was computed. [2020-10-27 03:28:41,318 INFO L270 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:41,318 INFO L274 CegarLoopResult]: For program point L173-1(line 173) no Hoare annotation was computed. [2020-10-27 03:28:41,318 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 167 191) no Hoare annotation was computed. [2020-10-27 03:28:41,318 INFO L274 CegarLoopResult]: For program point L171(lines 171 188) no Hoare annotation was computed. [2020-10-27 03:28:41,318 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 326 340) no Hoare annotation was computed. [2020-10-27 03:28:41,318 INFO L270 CegarLoopResult]: At program point L332(line 332) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:41,318 INFO L274 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-10-27 03:28:41,318 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 326 340) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:28:41,318 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 326 340) no Hoare annotation was computed. [2020-10-27 03:28:41,318 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 262 270) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 262 270) the Hoare annotation is: true [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 262 270) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point L316(lines 316 320) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L277 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: true [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point L316-2(lines 316 320) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 307 325) the Hoare annotation is: true [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point L314-1(line 314) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 307 325) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 307 325) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point L290-2(lines 290 298) no Hoare annotation was computed. [2020-10-27 03:28:41,319 INFO L274 CegarLoopResult]: For program point L278(lines 278 286) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point L278-2(lines 278 286) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 271 306) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point L301(line 301) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point L301-1(line 301) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 271 306) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 271 306) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point L290(lines 290 298) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 356 362) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 356 362) the Hoare annotation is: true [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 386 431) no Hoare annotation was computed. [2020-10-27 03:28:41,320 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 386 431) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 386 431) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point L730(lines 730 731) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 699 744) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point L723(lines 723 724) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point L719(lines 719 726) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 723 724) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 730 731) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 699 744) no Hoare annotation was computed. [2020-10-27 03:28:41,321 INFO L274 CegarLoopResult]: For program point L713(lines 713 733) no Hoare annotation was computed. [2020-10-27 03:28:41,322 INFO L274 CegarLoopResult]: For program point L713-1(lines 713 733) no Hoare annotation was computed. [2020-10-27 03:28:41,322 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 699 744) no Hoare annotation was computed. [2020-10-27 03:28:41,322 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 847 857) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,322 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 847 857) no Hoare annotation was computed. [2020-10-27 03:28:41,322 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 847 857) no Hoare annotation was computed. [2020-10-27 03:28:41,322 INFO L270 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,322 INFO L277 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: true [2020-10-27 03:28:41,322 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 251 261) the Hoare annotation is: true [2020-10-27 03:28:41,322 INFO L274 CegarLoopResult]: For program point L256-1(line 256) no Hoare annotation was computed. [2020-10-27 03:28:41,323 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 251 261) no Hoare annotation was computed. [2020-10-27 03:28:41,323 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 251 261) no Hoare annotation was computed. [2020-10-27 03:28:41,323 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 243 250) the Hoare annotation is: true [2020-10-27 03:28:41,323 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 243 250) no Hoare annotation was computed. [2020-10-27 03:28:41,323 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 243 250) no Hoare annotation was computed. [2020-10-27 03:28:41,323 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 193 217) no Hoare annotation was computed. [2020-10-27 03:28:41,323 INFO L270 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:41,323 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 193 217) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:41,323 INFO L274 CegarLoopResult]: For program point L212-1(lines 193 217) no Hoare annotation was computed. [2020-10-27 03:28:41,324 INFO L270 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:41,324 INFO L270 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:41,324 INFO L274 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-10-27 03:28:41,324 INFO L270 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:28:41,324 INFO L274 CegarLoopResult]: For program point L199-1(line 199) no Hoare annotation was computed. [2020-10-27 03:28:41,324 INFO L274 CegarLoopResult]: For program point L197(lines 197 214) no Hoare annotation was computed. [2020-10-27 03:28:41,324 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 159 165) no Hoare annotation was computed. [2020-10-27 03:28:41,324 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 159 165) the Hoare annotation is: true [2020-10-27 03:28:41,324 INFO L270 CegarLoopResult]: At program point testENTRY(lines 47 112) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,324 INFO L270 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,325 INFO L274 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-10-27 03:28:41,325 INFO L270 CegarLoopResult]: At program point L93-1(lines 87 100) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,325 INFO L274 CegarLoopResult]: For program point L58(lines 57 104) no Hoare annotation was computed. [2020-10-27 03:28:41,325 INFO L274 CegarLoopResult]: For program point L87(lines 87 100) no Hoare annotation was computed. [2020-10-27 03:28:41,325 INFO L274 CegarLoopResult]: For program point testFINAL(lines 47 112) no Hoare annotation was computed. [2020-10-27 03:28:41,325 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,325 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-27 03:28:41,325 INFO L274 CegarLoopResult]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2020-10-27 03:28:41,325 INFO L270 CegarLoopResult]: At program point L102(lines 57 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,326 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,326 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-27 03:28:41,326 INFO L274 CegarLoopResult]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2020-10-27 03:28:41,326 INFO L274 CegarLoopResult]: For program point L59(lines 59 63) no Hoare annotation was computed. [2020-10-27 03:28:41,326 INFO L270 CegarLoopResult]: At program point L105(lines 56 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:28:41,326 INFO L274 CegarLoopResult]: For program point testEXIT(lines 47 112) no Hoare annotation was computed. [2020-10-27 03:28:41,326 INFO L274 CegarLoopResult]: For program point L673(lines 673 680) no Hoare annotation was computed. [2020-10-27 03:28:41,326 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 677 678) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 684 685) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point L667(lines 667 687) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point L667-1(lines 667 687) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 653 698) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 653 698) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 653 698) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point L684(lines 684 685) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point L677(lines 677 678) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 218 225) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 218 225) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 218 225) no Hoare annotation was computed. [2020-10-27 03:28:41,327 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 962 970) no Hoare annotation was computed. [2020-10-27 03:28:41,328 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 962 970) the Hoare annotation is: true [2020-10-27 03:28:41,328 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 962 970) no Hoare annotation was computed. [2020-10-27 03:28:41,328 INFO L274 CegarLoopResult]: For program point L768(lines 768 774) no Hoare annotation was computed. [2020-10-27 03:28:41,328 INFO L274 CegarLoopResult]: For program point L767(lines 767 777) no Hoare annotation was computed. [2020-10-27 03:28:41,328 INFO L270 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-27 03:28:41,328 INFO L274 CegarLoopResult]: For program point L765-1(line 765) no Hoare annotation was computed. [2020-10-27 03:28:41,328 INFO L274 CegarLoopResult]: For program point L763(lines 763 780) no Hoare annotation was computed. [2020-10-27 03:28:41,328 INFO L274 CegarLoopResult]: For program point L763-1(lines 755 783) no Hoare annotation was computed. [2020-10-27 03:28:41,328 INFO L270 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:28:41,329 INFO L274 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-10-27 03:28:41,329 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 755 783) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:28:41,329 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 755 783) no Hoare annotation was computed. [2020-10-27 03:28:41,329 INFO L270 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-27 03:28:41,329 INFO L274 CegarLoopResult]: For program point L938(lines 938 946) no Hoare annotation was computed. [2020-10-27 03:28:41,329 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 930 952) no Hoare annotation was computed. [2020-10-27 03:28:41,329 INFO L274 CegarLoopResult]: For program point L938-2(lines 938 946) no Hoare annotation was computed. [2020-10-27 03:28:41,329 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 930 952) no Hoare annotation was computed. [2020-10-27 03:28:41,329 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 930 952) no Hoare annotation was computed. [2020-10-27 03:28:41,329 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 747 754) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 747 754) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 747 754) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 346 355) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 346 355) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 346 355) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 550 652) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point L574(lines 574 578) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point L638(lines 638 649) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point L599-2(lines 599 619) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point L620(lines 598 621) no Hoare annotation was computed. [2020-10-27 03:28:41,330 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 550 652) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L579(lines 579 595) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L639(lines 639 646) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L600(lines 599 619) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L631(line 631) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L631-1(line 631) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L596(lines 596 637) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 550 652) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-27 03:28:41,331 INFO L274 CegarLoopResult]: For program point L615-1(line 615) no Hoare annotation was computed. [2020-10-27 03:28:41,332 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:28:41,332 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:28:41,332 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:28:41,332 INFO L274 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-10-27 03:28:41,332 INFO L274 CegarLoopResult]: For program point L237-1(lines 226 242) no Hoare annotation was computed. [2020-10-27 03:28:41,332 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 226 242) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point L233(lines 233 239) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 226 242) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 953 961) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 953 961) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 953 961) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point L913-1(lines 909 920) no Hoare annotation was computed. [2020-10-27 03:28:41,333 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 909 920) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:28:41,333 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 909 920) no Hoare annotation was computed. [2020-10-27 03:28:41,334 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:28:41,334 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:28:41,334 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:28:41,334 INFO L270 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1)))) [2020-10-27 03:28:41,334 INFO L270 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:28:41,334 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 135 158) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:28:41,334 INFO L270 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (and (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:28:41,335 INFO L274 CegarLoopResult]: For program point L139(lines 138 157) no Hoare annotation was computed. [2020-10-27 03:28:41,335 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 135 158) no Hoare annotation was computed. [2020-10-27 03:28:41,335 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 135 158) no Hoare annotation was computed. [2020-10-27 03:28:41,335 INFO L274 CegarLoopResult]: For program point L800(lines 800 804) no Hoare annotation was computed. [2020-10-27 03:28:41,335 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 786 815) no Hoare annotation was computed. [2020-10-27 03:28:41,335 INFO L270 CegarLoopResult]: At program point L800-1(lines 800 804) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:41,335 INFO L274 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-10-27 03:28:41,335 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 786 815) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:28:41,335 INFO L270 CegarLoopResult]: At program point L796-2(lines 796 810) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:28:41,335 INFO L270 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-10-27 03:28:41,336 INFO L277 CegarLoopResult]: At program point L811(lines 786 815) the Hoare annotation is: true [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-27 03:28:41,336 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 921 929) the Hoare annotation is: true [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 921 929) no Hoare annotation was computed. [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 921 929) no Hoare annotation was computed. [2020-10-27 03:28:41,336 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 885 896) the Hoare annotation is: true [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 885 896) no Hoare annotation was computed. [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 840 846) no Hoare annotation was computed. [2020-10-27 03:28:41,336 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 840 846) the Hoare annotation is: true [2020-10-27 03:28:41,336 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:28:41,337 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:28:41,337 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:28:41,337 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:28:41,337 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 897 908) no Hoare annotation was computed. [2020-10-27 03:28:41,337 INFO L274 CegarLoopResult]: For program point L901-1(lines 897 908) no Hoare annotation was computed. [2020-10-27 03:28:41,337 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 897 908) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:28:41,337 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 114 121) no Hoare annotation was computed. [2020-10-27 03:28:41,337 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 114 121) the Hoare annotation is: true [2020-10-27 03:28:41,337 INFO L274 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-27 03:28:41,337 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 114 121) no Hoare annotation was computed. [2020-10-27 03:28:41,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:28:41 BoogieIcfgContainer [2020-10-27 03:28:41,354 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:28:41,356 INFO L168 Benchmark]: Toolchain (without parser) took 52082.76 ms. Allocated memory was 161.5 MB in the beginning and 720.4 MB in the end (delta: 558.9 MB). Free memory was 135.1 MB in the beginning and 394.0 MB in the end (delta: -258.9 MB). Peak memory consumption was 434.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:41,357 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 161.5 MB. Free memory is still 133.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:28:41,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.23 ms. Allocated memory is still 161.5 MB. Free memory was 134.5 MB in the beginning and 113.1 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:41,359 INFO L168 Benchmark]: Boogie Preprocessor took 105.09 ms. Allocated memory is still 161.5 MB. Free memory was 113.1 MB in the beginning and 109.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:41,359 INFO L168 Benchmark]: RCFGBuilder took 1375.71 ms. Allocated memory is still 161.5 MB. Free memory was 109.0 MB in the beginning and 56.8 MB in the end (delta: 52.2 MB). Peak memory consumption was 53.6 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:41,360 INFO L168 Benchmark]: TraceAbstraction took 50010.39 ms. Allocated memory was 161.5 MB in the beginning and 720.4 MB in the end (delta: 558.9 MB). Free memory was 56.3 MB in the beginning and 394.0 MB in the end (delta: -337.7 MB). Peak memory consumption was 353.4 MB. Max. memory is 8.0 GB. [2020-10-27 03:28:41,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 161.5 MB. Free memory is still 133.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 579.23 ms. Allocated memory is still 161.5 MB. Free memory was 134.5 MB in the beginning and 113.1 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 105.09 ms. Allocated memory is still 161.5 MB. Free memory was 113.1 MB in the beginning and 109.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1375.71 ms. Allocated memory is still 161.5 MB. Free memory was 109.0 MB in the beginning and 56.8 MB in the end (delta: 52.2 MB). Peak memory consumption was 53.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 50010.39 ms. Allocated memory was 161.5 MB in the beginning and 720.4 MB in the end (delta: 558.9 MB). Free memory was 56.3 MB in the beginning and 394.0 MB in the end (delta: -337.7 MB). Peak memory consumption was 353.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 684]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 723]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 730]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 254 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 31.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 352 SDtfs, 824 SDslu, 456 SDs, 0 SdLazy, 1823 SolverSat, 596 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 3 MinimizatonAttempts, 214 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 597 PreInvPairs, 732 NumberOfFragments, 910 HoareAnnotationTreeSize, 597 FomulaSimplifications, 56701 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 62 FomulaSimplificationsInter, 18798 FormulaSimplificationTreeSizeReductionInter, 14.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 189 NumberOfCodeBlocks, 189 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 186 ConstructedInterpolants, 0 QuantifiedInterpolants, 65550 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...