/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_spec5_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:47:52,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:47:52,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:47:52,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:47:52,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:47:52,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:47:52,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:47:52,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:47:52,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:47:52,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:47:52,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:47:52,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:47:52,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:47:52,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:47:52,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:47:52,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:47:52,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:47:52,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:47:52,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:47:52,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:47:52,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:47:52,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:47:52,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:47:52,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:47:52,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:47:52,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:47:52,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:47:52,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:47:52,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:47:52,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:47:52,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:47:52,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:47:52,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:47:52,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:47:52,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:47:52,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:47:52,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:47:52,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:47:52,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:47:52,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:47:52,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:47:52,891 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 03:47:52,940 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:47:52,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:47:52,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:47:52,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:47:52,944 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:47:52,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:47:52,945 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:47:52,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:47:52,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:47:52,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:47:52,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:47:52,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:47:52,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:47:52,947 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:47:52,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:47:52,948 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:47:52,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:47:52,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:47:52,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:47:52,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:47:52,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:47:52,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:47:52,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:47:52,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:47:52,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:47:52,958 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:47:52,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:47:52,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:47:52,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:47:52,960 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:47:53,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:47:53,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:47:53,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:47:53,407 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:47:53,408 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:47:53,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2020-10-27 03:47:53,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01f21c1f4/72ab1dd697524832b29668b674e604ea/FLAG72838e6d5 [2020-10-27 03:47:54,226 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:47:54,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2020-10-27 03:47:54,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01f21c1f4/72ab1dd697524832b29668b674e604ea/FLAG72838e6d5 [2020-10-27 03:47:54,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01f21c1f4/72ab1dd697524832b29668b674e604ea [2020-10-27 03:47:54,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:47:54,463 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:47:54,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:47:54,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:47:54,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:47:54,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:47:54" (1/1) ... [2020-10-27 03:47:54,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee8b050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:54, skipping insertion in model container [2020-10-27 03:47:54,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:47:54" (1/1) ... [2020-10-27 03:47:54,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:47:54,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:47:55,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:47:55,119 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:47:55,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:47:55,291 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:47:55,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55 WrapperNode [2020-10-27 03:47:55,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:47:55,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:47:55,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:47:55,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:47:55,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (1/1) ... [2020-10-27 03:47:55,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (1/1) ... [2020-10-27 03:47:55,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (1/1) ... [2020-10-27 03:47:55,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (1/1) ... [2020-10-27 03:47:55,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (1/1) ... [2020-10-27 03:47:55,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (1/1) ... [2020-10-27 03:47:55,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (1/1) ... [2020-10-27 03:47:55,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:47:55,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:47:55,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:47:55,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:47:55,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (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 03:47:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:47:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:47:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:47:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:47:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:47:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:47:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:47:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:47:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:47:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:47:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:47:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:47:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:47:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:47:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:47:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:47:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:47:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:47:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:47:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:47:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:47:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:47:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:47:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:47:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:47:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:47:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:47:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:47:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 03:47:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:47:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:47:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:47:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:47:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:47:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:47:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:47:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:47:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:47:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:47:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 03:47:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 03:47:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 03:47:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:47:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:47:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:47:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:47:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:47:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:47:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:47:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:47:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:47:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:47:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:47:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:47:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:47:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:47:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:47:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:47:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:47:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:47:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:47:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:47:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:47:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:47:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:47:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:47:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:47:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:47:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:47:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:47:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:47:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:47:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:47:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:47:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:47:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:47:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 03:47:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 03:47:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 03:47:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:47:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:47:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:47:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:47:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:47:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:47:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:47:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:47:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:47:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:47:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:47:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:47:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:47:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 03:47:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:47:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:47:55,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:47:55,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:47:55,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:47:56,819 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:47:56,819 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:47:56,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:47:56 BoogieIcfgContainer [2020-10-27 03:47:56,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:47:56,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:47:56,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:47:56,833 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:47:56,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:47:54" (1/3) ... [2020-10-27 03:47:56,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@261fe6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:47:56, skipping insertion in model container [2020-10-27 03:47:56,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:47:55" (2/3) ... [2020-10-27 03:47:56,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@261fe6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:47:56, skipping insertion in model container [2020-10-27 03:47:56,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:47:56" (3/3) ... [2020-10-27 03:47:56,838 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product26.cil.c [2020-10-27 03:47:56,852 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:47:56,857 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:47:56,873 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:47:56,904 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:47:56,905 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:47:56,905 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:47:56,905 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:47:56,905 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:47:56,905 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:47:56,905 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:47:56,906 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:47:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-27 03:47:56,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 03:47:56,938 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:47:56,939 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:47:56,940 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 03:47:56,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:47:56,946 INFO L82 PathProgramCache]: Analyzing trace with hash 124363249, now seen corresponding path program 1 times [2020-10-27 03:47:56,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:47:56,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1607402668] [2020-10-27 03:47:56,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:47:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:47:57,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:57,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:58,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:58,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:47:59,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 03:48:02,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:48:02,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 03:48:02,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:48:02,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:02,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:48:02,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:48:02,719 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:02,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:02,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-27 03:48:02,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:02,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:02,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:02,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:02,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:02,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:02,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:02,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:02,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:02,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:02,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:02,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:02,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:02,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:02,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:02,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:02,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:02,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:02,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:48:02,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:02,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:48:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:02,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:48:02,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:02,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:02,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:02,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:02,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:02,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:48:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:02,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:02,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:02,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:02,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:02,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:02,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:48:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:02,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:02,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:02,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:02,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:02,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:02,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:02,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:02,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:02,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:02,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:48:03,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:48:03,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1607402668] [2020-10-27 03:48:03,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:03,027 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 03:48:03,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226232146] [2020-10-27 03:48:03,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 03:48:03,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:03,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 03:48:03,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 03:48:03,051 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 6 states. [2020-10-27 03:48:03,532 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:04,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:04,606 INFO L93 Difference]: Finished difference Result 268 states and 346 transitions. [2020-10-27 03:48:04,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 03:48:04,608 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-27 03:48:04,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:04,621 INFO L225 Difference]: With dead ends: 268 [2020-10-27 03:48:04,621 INFO L226 Difference]: Without dead ends: 147 [2020-10-27 03:48:04,625 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:48:04,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-27 03:48:04,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 119. [2020-10-27 03:48:04,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-27 03:48:04,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 137 transitions. [2020-10-27 03:48:04,769 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 137 transitions. Word has length 60 [2020-10-27 03:48:04,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:04,770 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 137 transitions. [2020-10-27 03:48:04,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 03:48:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 137 transitions. [2020-10-27 03:48:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-27 03:48:04,779 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:04,780 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:04,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:48:04,783 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 03:48:04,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:04,784 INFO L82 PathProgramCache]: Analyzing trace with hash 901995121, now seen corresponding path program 1 times [2020-10-27 03:48:04,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:04,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1220124497] [2020-10-27 03:48:04,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:04,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:05,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:05,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:07,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:09,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:09,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-27 03:48:09,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:48:09,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4492 [2020-10-27 03:48:09,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:09,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:48:09,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:09,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 03:48:09,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:09,822 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:09,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:09,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:09,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:09,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:09,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:09,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 03:48:09,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:09,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:09,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:09,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:09,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:09,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:09,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:09,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:09,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:09,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:09,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:09,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:09,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:09,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:09,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:09,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:09,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:09,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:09,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:09,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:09,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:09,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:09,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:09,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:09,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:09,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:09,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:09,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:09,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:09,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:09,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:09,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:09,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:09,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:09,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:09,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:09,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:09,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:09,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:09,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:09,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:09,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:09,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:09,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:09,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:09,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:09,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:09,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:09,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:09,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:09,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:09,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:09,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:09,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:09,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:09,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:09,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:48:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:09,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:10,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:10,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:10,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:10,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:48:10,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:10,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:10,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:10,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:10,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:10,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:10,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:10,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:10,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:10,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:10,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:10,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:10,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:10,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:48:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:10,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:10,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:10,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:10,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:10,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:48:10,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:48:10,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:48:10,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:48:10,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:48:10,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:10,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:10,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:10,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:10,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:10,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:48:10,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:10,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:10,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:10,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:10,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 03:48:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:10,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:10,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:10,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:10,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:10,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:48:10,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:10,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:10,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:10,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:10,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:10,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:48:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:10,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:10,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:10,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:10,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:10,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:48:10,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 03:48:10,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1220124497] [2020-10-27 03:48:10,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:10,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:48:10,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87039526] [2020-10-27 03:48:10,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:48:10,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:10,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:48:10,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:48:10,146 INFO L87 Difference]: Start difference. First operand 119 states and 137 transitions. Second operand 10 states. [2020-10-27 03:48:10,740 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:11,657 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:12,707 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:13,085 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:48:13,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:13,192 INFO L93 Difference]: Finished difference Result 209 states and 264 transitions. [2020-10-27 03:48:13,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 03:48:13,193 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 74 [2020-10-27 03:48:13,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:13,194 INFO L225 Difference]: With dead ends: 209 [2020-10-27 03:48:13,194 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:48:13,198 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:48:13,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:48:13,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:48:13,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:48:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:48:13,199 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2020-10-27 03:48:13,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:13,199 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:48:13,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:48:13,200 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:48:13,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:48:13,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:48:13,202 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:48:13,323 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:14,642 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2020-10-27 03:48:14,946 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:15,259 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 11 [2020-10-27 03:48:15,601 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:15,893 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:16,183 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:16,459 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-10-27 03:48:16,767 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-27 03:48:17,080 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-27 03:48:17,362 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-27 03:48:17,659 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:17,972 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:18,234 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-27 03:48:18,509 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-10-27 03:48:18,784 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:19,091 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2020-10-27 03:48:19,391 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-10-27 03:48:19,672 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:19,946 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-27 03:48:19,966 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:48:19,966 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:48:19,966 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:48:19,966 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:48:19,967 INFO L274 CegarLoopResult]: For program point L221(lines 221 225) no Hoare annotation was computed. [2020-10-27 03:48:19,967 INFO L274 CegarLoopResult]: For program point L221-1(lines 221 225) no Hoare annotation was computed. [2020-10-27 03:48:19,967 INFO L274 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-10-27 03:48:19,967 INFO L274 CegarLoopResult]: For program point L215-2(lines 215 236) no Hoare annotation was computed. [2020-10-27 03:48:19,967 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 190 245) no Hoare annotation was computed. [2020-10-27 03:48:19,968 INFO L274 CegarLoopResult]: For program point L237(lines 214 238) no Hoare annotation was computed. [2020-10-27 03:48:19,968 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 190 245) no Hoare annotation was computed. [2020-10-27 03:48:19,968 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 190 245) no Hoare annotation was computed. [2020-10-27 03:48:19,968 INFO L274 CegarLoopResult]: For program point L278(lines 278 282) no Hoare annotation was computed. [2020-10-27 03:48:19,968 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 246 305) no Hoare annotation was computed. [2020-10-27 03:48:19,968 INFO L274 CegarLoopResult]: For program point L278-1(lines 278 282) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 246 305) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point L272-2(lines 272 297) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point L298(lines 271 299) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 246 305) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-27 03:48:19,969 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 791 797) the Hoare annotation is: true [2020-10-27 03:48:19,969 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 791 797) no Hoare annotation was computed. [2020-10-27 03:48:19,970 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 798 806) no Hoare annotation was computed. [2020-10-27 03:48:19,970 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 798 806) the Hoare annotation is: true [2020-10-27 03:48:19,970 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 798 806) no Hoare annotation was computed. [2020-10-27 03:48:19,970 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 907 914) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 03:48:19,970 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 907 914) no Hoare annotation was computed. [2020-10-27 03:48:19,970 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 907 914) no Hoare annotation was computed. [2020-10-27 03:48:19,970 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 915 924) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 03:48:19,970 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 915 924) no Hoare annotation was computed. [2020-10-27 03:48:19,970 INFO L274 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-10-27 03:48:19,971 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 915 924) no Hoare annotation was computed. [2020-10-27 03:48:19,971 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 925 953) the Hoare annotation is: true [2020-10-27 03:48:19,971 INFO L270 CegarLoopResult]: At program point L940(line 940) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,971 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 925 953) no Hoare annotation was computed. [2020-10-27 03:48:19,971 INFO L274 CegarLoopResult]: For program point L938(lines 938 944) no Hoare annotation was computed. [2020-10-27 03:48:19,971 INFO L274 CegarLoopResult]: For program point L937(lines 937 947) no Hoare annotation was computed. [2020-10-27 03:48:19,971 INFO L277 CegarLoopResult]: At program point L935(line 935) the Hoare annotation is: true [2020-10-27 03:48:19,971 INFO L274 CegarLoopResult]: For program point L935-1(line 935) no Hoare annotation was computed. [2020-10-27 03:48:19,971 INFO L274 CegarLoopResult]: For program point L933(lines 933 950) no Hoare annotation was computed. [2020-10-27 03:48:19,972 INFO L274 CegarLoopResult]: For program point L933-1(lines 925 953) no Hoare annotation was computed. [2020-10-27 03:48:19,972 INFO L277 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: true [2020-10-27 03:48:19,972 INFO L274 CegarLoopResult]: For program point L931-1(line 931) no Hoare annotation was computed. [2020-10-27 03:48:19,972 INFO L270 CegarLoopResult]: At program point L894(line 894) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,972 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 882 904) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,972 INFO L270 CegarLoopResult]: At program point L894-1(line 894) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,972 INFO L274 CegarLoopResult]: For program point L892(lines 892 899) no Hoare annotation was computed. [2020-10-27 03:48:19,973 INFO L274 CegarLoopResult]: For program point L892-1(lines 892 899) no Hoare annotation was computed. [2020-10-27 03:48:19,973 INFO L274 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-10-27 03:48:19,973 INFO L270 CegarLoopResult]: At program point L889(line 889) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,973 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 882 904) no Hoare annotation was computed. [2020-10-27 03:48:19,973 INFO L270 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,973 INFO L270 CegarLoopResult]: At program point L888-1(line 888) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 882 904) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 839 862) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 839 862) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 839 862) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-27 03:48:19,974 INFO L274 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-27 03:48:19,975 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 629 637) no Hoare annotation was computed. [2020-10-27 03:48:19,976 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 629 637) the Hoare annotation is: true [2020-10-27 03:48:19,976 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 629 637) no Hoare annotation was computed. [2020-10-27 03:48:19,976 INFO L274 CegarLoopResult]: For program point L683(lines 683 687) no Hoare annotation was computed. [2020-10-27 03:48:19,976 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 674 692) the Hoare annotation is: true [2020-10-27 03:48:19,976 INFO L277 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: true [2020-10-27 03:48:19,976 INFO L274 CegarLoopResult]: For program point L683-2(lines 683 687) no Hoare annotation was computed. [2020-10-27 03:48:19,976 INFO L274 CegarLoopResult]: For program point L681-1(line 681) no Hoare annotation was computed. [2020-10-27 03:48:19,976 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 674 692) no Hoare annotation was computed. [2020-10-27 03:48:19,976 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 674 692) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point L657(lines 657 665) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 638 673) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 638 673) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point L645(lines 645 653) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point L645-2(lines 645 653) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 638 673) no Hoare annotation was computed. [2020-10-27 03:48:19,977 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 784 790) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 784 790) the Hoare annotation is: true [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 144 189) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 144 189) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 144 189) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point L481(lines 481 482) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point L477(lines 477 484) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 457 502) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point L471(lines 471 491) no Hoare annotation was computed. [2020-10-27 03:48:19,978 INFO L274 CegarLoopResult]: For program point L471-1(lines 471 491) no Hoare annotation was computed. [2020-10-27 03:48:19,979 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 481 482) no Hoare annotation was computed. [2020-10-27 03:48:19,979 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 488 489) no Hoare annotation was computed. [2020-10-27 03:48:19,979 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 457 502) no Hoare annotation was computed. [2020-10-27 03:48:19,979 INFO L274 CegarLoopResult]: For program point L488(lines 488 489) no Hoare annotation was computed. [2020-10-27 03:48:19,979 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 457 502) no Hoare annotation was computed. [2020-10-27 03:48:19,979 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 871 881) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,979 INFO L270 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,980 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 871 881) no Hoare annotation was computed. [2020-10-27 03:48:19,980 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 871 881) no Hoare annotation was computed. [2020-10-27 03:48:19,980 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 618 628) no Hoare annotation was computed. [2020-10-27 03:48:19,980 INFO L274 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-10-27 03:48:19,981 INFO L274 CegarLoopResult]: For program point L623-1(line 623) no Hoare annotation was computed. [2020-10-27 03:48:19,981 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 618 628) no Hoare annotation was computed. [2020-10-27 03:48:19,981 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 618 628) no Hoare annotation was computed. [2020-10-27 03:48:19,981 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 610 617) the Hoare annotation is: true [2020-10-27 03:48:19,981 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 610 617) no Hoare annotation was computed. [2020-10-27 03:48:19,982 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 610 617) no Hoare annotation was computed. [2020-10-27 03:48:19,982 INFO L274 CegarLoopResult]: For program point L578-1(lines 559 583) no Hoare annotation was computed. [2020-10-27 03:48:19,982 INFO L270 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,982 INFO L270 CegarLoopResult]: At program point L569(line 569) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,982 INFO L274 CegarLoopResult]: For program point L567(lines 567 575) no Hoare annotation was computed. [2020-10-27 03:48:19,982 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 559 583) no Hoare annotation was computed. [2020-10-27 03:48:19,982 INFO L270 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,982 INFO L274 CegarLoopResult]: For program point L565-1(line 565) no Hoare annotation was computed. [2020-10-27 03:48:19,983 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 559 583) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,983 INFO L274 CegarLoopResult]: For program point L563(lines 563 580) no Hoare annotation was computed. [2020-10-27 03:48:19,983 INFO L270 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,983 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 551 557) no Hoare annotation was computed. [2020-10-27 03:48:19,983 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 551 557) the Hoare annotation is: true [2020-10-27 03:48:19,983 INFO L270 CegarLoopResult]: At program point testENTRY(lines 703 768) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,983 INFO L270 CegarLoopResult]: At program point L735(line 735) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,984 INFO L274 CegarLoopResult]: For program point L733(lines 733 739) no Hoare annotation was computed. [2020-10-27 03:48:19,984 INFO L274 CegarLoopResult]: For program point L733-1(lines 733 739) no Hoare annotation was computed. [2020-10-27 03:48:19,984 INFO L274 CegarLoopResult]: For program point testFINAL(lines 703 768) no Hoare annotation was computed. [2020-10-27 03:48:19,984 INFO L270 CegarLoopResult]: At program point L758(lines 713 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,984 INFO L270 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,984 INFO L274 CegarLoopResult]: For program point L723(lines 723 729) no Hoare annotation was computed. [2020-10-27 03:48:19,984 INFO L274 CegarLoopResult]: For program point L723-1(lines 723 729) no Hoare annotation was computed. [2020-10-27 03:48:19,984 INFO L274 CegarLoopResult]: For program point L715(lines 715 719) no Hoare annotation was computed. [2020-10-27 03:48:19,984 INFO L270 CegarLoopResult]: At program point L761(lines 712 762) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,985 INFO L274 CegarLoopResult]: For program point L751(lines 751 755) no Hoare annotation was computed. [2020-10-27 03:48:19,985 INFO L270 CegarLoopResult]: At program point L751-2(lines 743 756) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,985 INFO L274 CegarLoopResult]: For program point L714(lines 713 760) no Hoare annotation was computed. [2020-10-27 03:48:19,985 INFO L270 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:48:19,986 INFO L274 CegarLoopResult]: For program point L743(lines 743 756) no Hoare annotation was computed. [2020-10-27 03:48:19,986 INFO L274 CegarLoopResult]: For program point testEXIT(lines 703 768) no Hoare annotation was computed. [2020-10-27 03:48:19,986 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 435 436) no Hoare annotation was computed. [2020-10-27 03:48:19,986 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 442 443) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point L442(lines 442 443) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 411 456) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 411 456) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point L435(lines 435 436) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 411 456) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point L431(lines 431 438) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point L425(lines 425 445) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point L425-1(lines 425 445) no Hoare annotation was computed. [2020-10-27 03:48:19,987 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 584 591) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 584 591) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 584 591) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 128 136) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 128 136) the Hoare annotation is: true [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 128 136) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:48:19,988 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 308 410) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point L378(lines 356 379) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point L337(lines 337 353) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point L397(lines 397 404) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point L358(lines 357 377) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 308 410) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed. [2020-10-27 03:48:19,989 INFO L274 CegarLoopResult]: For program point L389-1(line 389) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point L354(lines 354 395) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 308 410) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point L332(lines 332 336) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point L396(lines 396 407) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 377) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 774 783) no Hoare annotation was computed. [2020-10-27 03:48:19,990 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 774 783) no Hoare annotation was computed. [2020-10-27 03:48:19,991 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 774 783) no Hoare annotation was computed. [2020-10-27 03:48:19,991 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:48:19,991 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:48:19,991 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:48:19,991 INFO L274 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-27 03:48:19,992 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 593 609) no Hoare annotation was computed. [2020-10-27 03:48:19,992 INFO L274 CegarLoopResult]: For program point L604-1(lines 593 609) no Hoare annotation was computed. [2020-10-27 03:48:19,992 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 593 609) no Hoare annotation was computed. [2020-10-27 03:48:19,992 INFO L274 CegarLoopResult]: For program point L600(lines 600 606) no Hoare annotation was computed. [2020-10-27 03:48:19,992 INFO L274 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-10-27 03:48:19,992 INFO L274 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed. [2020-10-27 03:48:19,992 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 119 127) the Hoare annotation is: true [2020-10-27 03:48:19,992 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:48:19,993 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:48:19,994 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:48:19,994 INFO L270 CegarLoopResult]: At program point L540(line 540) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:48:19,994 INFO L270 CegarLoopResult]: At program point L538(lines 538 544) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:48:19,994 INFO L270 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,994 INFO L274 CegarLoopResult]: For program point L531(lines 527 549) no Hoare annotation was computed. [2020-10-27 03:48:19,994 INFO L274 CegarLoopResult]: For program point L529(lines 527 549) no Hoare annotation was computed. [2020-10-27 03:48:19,994 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 524 550) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,995 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 524 550) no Hoare annotation was computed. [2020-10-27 03:48:19,995 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 524 550) no Hoare annotation was computed. [2020-10-27 03:48:19,995 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 809 838) no Hoare annotation was computed. [2020-10-27 03:48:19,995 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-27 03:48:19,995 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 809 838) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,995 INFO L274 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2020-10-27 03:48:19,995 INFO L270 CegarLoopResult]: At program point L823-1(lines 823 827) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:48:19,996 INFO L274 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-27 03:48:19,996 INFO L270 CegarLoopResult]: At program point L819-2(lines 819 833) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:48:19,996 INFO L270 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:48:19,996 INFO L274 CegarLoopResult]: For program point L815-1(line 815) no Hoare annotation was computed. [2020-10-27 03:48:19,996 INFO L277 CegarLoopResult]: At program point L834(lines 809 838) the Hoare annotation is: true [2020-10-27 03:48:19,996 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: true [2020-10-27 03:48:19,996 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:48:19,996 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:48:19,997 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 863 869) no Hoare annotation was computed. [2020-10-27 03:48:19,997 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 863 869) the Hoare annotation is: true [2020-10-27 03:48:19,997 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:48:19,997 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 03:48:19,997 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:48:19,997 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:48:19,997 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 693 700) no Hoare annotation was computed. [2020-10-27 03:48:19,997 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 693 700) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-27 03:48:19,997 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 693 700) no Hoare annotation was computed. [2020-10-27 03:48:19,998 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:48:19,998 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-27 03:48:19,998 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:48:19,998 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 504 511) no Hoare annotation was computed. [2020-10-27 03:48:19,998 INFO L274 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-27 03:48:19,998 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 504 511) the Hoare annotation is: true [2020-10-27 03:48:19,998 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 504 511) no Hoare annotation was computed. [2020-10-27 03:48:20,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:48:20 BoogieIcfgContainer [2020-10-27 03:48:20,015 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:48:20,017 INFO L168 Benchmark]: Toolchain (without parser) took 25559.34 ms. Allocated memory was 154.1 MB in the beginning and 431.0 MB in the end (delta: 276.8 MB). Free memory was 129.2 MB in the beginning and 288.7 MB in the end (delta: -159.6 MB). Peak memory consumption was 258.5 MB. Max. memory is 8.0 GB. [2020-10-27 03:48:20,018 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 102.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:48:20,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.17 ms. Allocated memory is still 154.1 MB. Free memory was 128.7 MB in the beginning and 107.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:48:20,019 INFO L168 Benchmark]: Boogie Preprocessor took 92.64 ms. Allocated memory is still 154.1 MB. Free memory was 107.8 MB in the beginning and 103.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:48:20,020 INFO L168 Benchmark]: RCFGBuilder took 1437.27 ms. Allocated memory is still 154.1 MB. Free memory was 103.7 MB in the beginning and 92.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2020-10-27 03:48:20,021 INFO L168 Benchmark]: TraceAbstraction took 23186.34 ms. Allocated memory was 154.1 MB in the beginning and 431.0 MB in the end (delta: 276.8 MB). Free memory was 91.4 MB in the beginning and 288.7 MB in the end (delta: -197.3 MB). Peak memory consumption was 218.5 MB. Max. memory is 8.0 GB. [2020-10-27 03:48:20,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 102.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 826.17 ms. Allocated memory is still 154.1 MB. Free memory was 128.7 MB in the beginning and 107.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 92.64 ms. Allocated memory is still 154.1 MB. Free memory was 107.8 MB in the beginning and 103.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1437.27 ms. Allocated memory is still 154.1 MB. Free memory was 103.7 MB in the beginning and 92.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 23186.34 ms. Allocated memory was 154.1 MB in the beginning and 431.0 MB in the end (delta: 276.8 MB). Free memory was 91.4 MB in the beginning and 288.7 MB in the end (delta: -197.3 MB). Peak memory consumption was 218.5 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: 442]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 435]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 481]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 488]: 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: 712]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.2s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 190 SDtfs, 452 SDslu, 139 SDs, 0 SdLazy, 500 SolverSat, 306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 28 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 159 PreInvPairs, 191 NumberOfFragments, 777 HoareAnnotationTreeSize, 159 FomulaSimplifications, 4509 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 5869 FormulaSimplificationTreeSizeReductionInter, 5.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 46482 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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...