/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec4_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:43:48,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:43:48,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:43:48,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:43:48,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:43:48,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:43:48,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:43:48,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:43:48,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:43:48,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:43:48,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:43:48,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:43:48,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:43:48,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:43:48,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:43:48,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:43:48,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:43:48,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:43:48,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:43:48,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:43:48,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:43:48,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:43:48,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:43:48,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:43:48,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:43:48,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:43:48,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:43:48,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:43:48,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:43:48,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:43:48,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:43:48,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:43:48,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:43:48,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:43:48,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:43:48,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:43:48,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:43:48,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:43:48,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:43:48,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:43:48,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:43:48,982 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 [2020-10-29 11:43:49,042 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:43:49,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:43:49,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:43:49,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:43:49,047 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:43:49,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:43:49,048 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:43:49,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:43:49,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:43:49,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:43:49,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:43:49,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:43:49,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:43:49,051 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:43:49,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:43:49,051 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:43:49,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:43:49,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:43:49,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:43:49,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:43:49,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:43:49,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:43:49,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:43:49,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:43:49,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:43:49,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:43:49,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:43:49,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:43:49,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:43:49,054 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:43:49,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:43:49,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:43:49,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:43:49,562 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:43:49,563 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:43:49,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2020-10-29 11:43:49,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7d1ee3319/3f47e1564f314521a422d6402923cc87/FLAG4c2129138 [2020-10-29 11:43:50,447 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:43:50,448 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2020-10-29 11:43:50,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7d1ee3319/3f47e1564f314521a422d6402923cc87/FLAG4c2129138 [2020-10-29 11:43:50,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7d1ee3319/3f47e1564f314521a422d6402923cc87 [2020-10-29 11:43:50,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:43:50,697 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:43:50,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:50,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:43:50,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:43:50,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:50" (1/1) ... [2020-10-29 11:43:50,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f0ed14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:50, skipping insertion in model container [2020-10-29 11:43:50,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:50" (1/1) ... [2020-10-29 11:43:50,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:43:50,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:43:51,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:51,115 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:43:51,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:51,330 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:43:51,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51 WrapperNode [2020-10-29 11:43:51,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:51,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:43:51,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:43:51,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:43:51,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (1/1) ... [2020-10-29 11:43:51,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (1/1) ... [2020-10-29 11:43:51,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (1/1) ... [2020-10-29 11:43:51,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (1/1) ... [2020-10-29 11:43:51,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (1/1) ... [2020-10-29 11:43:51,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (1/1) ... [2020-10-29 11:43:51,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (1/1) ... [2020-10-29 11:43:51,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:43:51,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:43:51,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:43:51,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:43:51,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (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 [2020-10-29 11:43:51,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:43:51,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:43:51,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:51,564 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:43:51,564 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:43:51,564 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:43:51,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:43:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:43:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:43:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:43:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:43:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:43:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:43:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:43:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:43:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:43:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:43:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:43:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:43:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:43:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:43:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:43:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:43:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:43:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:43:51,569 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:43:51,569 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:43:51,569 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:43:51,569 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:43:51,570 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:43:51,570 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:43:51,570 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:43:51,570 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:43:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:43:51,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:43:51,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:43:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:43:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:43:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:43:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:43:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:43:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:43:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:43:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:43:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:43:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:43:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:43:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:43:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:43:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:43:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:43:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:43:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:43:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:43:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:43:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:43:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:43:51,576 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:43:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:43:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:43:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:43:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:43:51,577 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:43:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:43:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:43:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:43:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:43:51,578 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:43:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:43:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:43:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:43:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:43:51,579 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:43:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:43:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:43:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:43:51,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:43:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:43:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:51,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:43:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:43:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:43:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:43:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:43:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:43:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:43:53,179 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:43:53,179 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:43:53,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:53 BoogieIcfgContainer [2020-10-29 11:43:53,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:43:53,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:43:53,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:43:53,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:43:53,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:43:50" (1/3) ... [2020-10-29 11:43:53,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d56a890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:53, skipping insertion in model container [2020-10-29 11:43:53,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:51" (2/3) ... [2020-10-29 11:43:53,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d56a890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:53, skipping insertion in model container [2020-10-29 11:43:53,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:53" (3/3) ... [2020-10-29 11:43:53,196 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product27.cil.c [2020-10-29 11:43:53,210 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:43:53,216 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:43:53,231 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:43:53,263 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:43:53,263 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:43:53,263 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:43:53,264 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:43:53,264 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:43:53,264 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:43:53,264 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:43:53,264 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:43:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-10-29 11:43:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:43:53,299 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:53,300 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:43:53,300 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]=== [2020-10-29 11:43:53,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:53,308 INFO L82 PathProgramCache]: Analyzing trace with hash -870396313, now seen corresponding path program 1 times [2020-10-29 11:43:53,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:53,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1015585711] [2020-10-29 11:43:53,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:53,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:53,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:54,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:56,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:56,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:58,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:58,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:43:58,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:58,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 11:43:58,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:58,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:43:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:43:58,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-29 11:43:59,403 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:59,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:59,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:59,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:59,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:59,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-29 11:43:59,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:59,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:59,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:59,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:59,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:59,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:59,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:59,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:59,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:59,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:59,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:59,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:59,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:59,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:59,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:59,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:59,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:43:59,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:59,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:59,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:59,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:59,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:59,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:59,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:59,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:59,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:59,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:59,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:59,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:59,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:59,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:59,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:59,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 11:43:59,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:59,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:59,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:59,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:59,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:59,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:59,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:59,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:59,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:59,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:59,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:43:59,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:59,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:59,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:59,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:59,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:59,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:59,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:43:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:59,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:59,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:59,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:59,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:59,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:59,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:59,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:59,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:59,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:59,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:59,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:43:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:59,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:59,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:59,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:59,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:43:59,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:59,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:59,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:59,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:59,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:59,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:59,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1015585711] [2020-10-29 11:43:59,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:59,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:43:59,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745604609] [2020-10-29 11:43:59,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:43:59,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:59,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:43:59,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:43:59,745 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 4 states. [2020-10-29 11:44:00,577 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:02,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:02,995 INFO L93 Difference]: Finished difference Result 382 states and 513 transitions. [2020-10-29 11:44:02,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:44:02,997 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:44:02,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:03,014 INFO L225 Difference]: With dead ends: 382 [2020-10-29 11:44:03,014 INFO L226 Difference]: Without dead ends: 246 [2020-10-29 11:44:03,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:44:03,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-29 11:44:03,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 191. [2020-10-29 11:44:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-29 11:44:03,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 230 transitions. [2020-10-29 11:44:03,184 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 230 transitions. Word has length 47 [2020-10-29 11:44:03,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:03,184 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 230 transitions. [2020-10-29 11:44:03,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:44:03,185 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 230 transitions. [2020-10-29 11:44:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:44:03,189 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:44:03,189 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:44:03,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:44:03,190 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]=== [2020-10-29 11:44:03,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:44:03,191 INFO L82 PathProgramCache]: Analyzing trace with hash -885630851, now seen corresponding path program 1 times [2020-10-29 11:44:03,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:44:03,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1738027383] [2020-10-29 11:44:03,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:44:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:03,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:04,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:04,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:06,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-29 11:44:08,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:44:08,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-29 11:44:08,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:44:08,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:08,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 11:44:08,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:08,642 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:08,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:08,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-29 11:44:08,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:08,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:08,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 14 [2020-10-29 11:44:08,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:08,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:08,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:08,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:08,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:08,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:08,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:08,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:08,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:08,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:08,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:08,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:08,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:08,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:08,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:08,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:08,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:08,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:08,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:08,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:44:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:44:08,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:08,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:44:08,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:08,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:44:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:08,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:08,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:08,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:08,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:08,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:44:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:08,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:44:08,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:08,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:08,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:08,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:08,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:44:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:08,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:08,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:08,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:08,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:08,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:08,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:08,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:44:08,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1738027383] [2020-10-29 11:44:08,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:08,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:44:08,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670141996] [2020-10-29 11:44:08,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:44:08,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:08,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:44:08,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:44:08,906 INFO L87 Difference]: Start difference. First operand 191 states and 230 transitions. Second operand 8 states. [2020-10-29 11:44:09,430 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:10,799 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:11,141 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:11,470 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:11,753 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:12,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:12,884 INFO L93 Difference]: Finished difference Result 651 states and 915 transitions. [2020-10-29 11:44:12,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:44:12,886 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-29 11:44:12,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:12,894 INFO L225 Difference]: With dead ends: 651 [2020-10-29 11:44:12,894 INFO L226 Difference]: Without dead ends: 484 [2020-10-29 11:44:12,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:44:12,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2020-10-29 11:44:13,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 356. [2020-10-29 11:44:13,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2020-10-29 11:44:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 448 transitions. [2020-10-29 11:44:13,028 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 448 transitions. Word has length 60 [2020-10-29 11:44:13,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:13,028 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 448 transitions. [2020-10-29 11:44:13,028 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:44:13,028 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 448 transitions. [2020-10-29 11:44:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:44:13,033 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:44:13,033 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:44:13,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:44:13,033 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:44:13,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:44:13,034 INFO L82 PathProgramCache]: Analyzing trace with hash 22297111, now seen corresponding path program 1 times [2020-10-29 11:44:13,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:44:13,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [515640445] [2020-10-29 11:44:13,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:44:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:13,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:13,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:14,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:15,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:17,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:17,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 11:44:17,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:44:17,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4589 [2020-10-29 11:44:17,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:17,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:44:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:44:17,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:17,994 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:17,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:18,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-29 11:44:18,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:18,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:18,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:18,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:18,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:18,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:18,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:18,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:18,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:18,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:18,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:18,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:18,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:18,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:44:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:18,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:18,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:18,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:44:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:44:18,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:44:18,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:44:18,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:18,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:44:18,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:44:18,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:44:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:18,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:44:18,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:18,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:44:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:18,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:18,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:18,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:18,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:44:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:18,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:18,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:18,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:18,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:18,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:18,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:18,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:18,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:18,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:18,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:18,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:44:18,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [515640445] [2020-10-29 11:44:18,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:18,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:44:18,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638571065] [2020-10-29 11:44:18,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:44:18,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:18,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:44:18,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:44:18,286 INFO L87 Difference]: Start difference. First operand 356 states and 448 transitions. Second operand 10 states. [2020-10-29 11:44:18,817 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:20,260 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:44:20,608 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:20,932 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:44:21,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:21,120 INFO L93 Difference]: Finished difference Result 596 states and 790 transitions. [2020-10-29 11:44:21,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:44:21,122 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-10-29 11:44:21,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:21,123 INFO L225 Difference]: With dead ends: 596 [2020-10-29 11:44:21,123 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:44:21,128 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:44:21,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:44:21,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:44:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:44:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:44:21,129 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:44:21,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:21,132 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:44:21,132 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:44:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:44:21,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:44:21,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:44:21,135 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:44:21,280 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:24,879 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:25,082 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:25,295 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:25,675 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:25,905 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:26,104 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:26,361 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:26,743 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:26,923 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:27,117 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:44:27,467 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-29 11:44:27,869 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-29 11:44:28,055 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:28,254 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:28,606 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:28,936 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:29,121 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:29,473 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:29,827 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:30,017 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:30,217 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:30,415 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:30,620 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:30,830 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 9 [2020-10-29 11:44:31,186 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:31,525 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:31,890 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:44:31,895 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:44:31,895 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:44:31,895 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point L643-2(lines 643 664) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point L665(lines 642 666) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 618 673) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point L649(lines 649 653) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point L649-1(lines 649 653) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 618 673) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-10-29 11:44:31,896 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 618 673) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point L706-1(lines 706 710) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point L701(line 701) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point L700-2(lines 700 725) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point L726(lines 699 727) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 674 733) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 674 733) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed. [2020-10-29 11:44:31,897 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 674 733) no Hoare annotation was computed. [2020-10-29 11:44:31,898 INFO L274 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2020-10-29 11:44:31,898 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 549 555) the Hoare annotation is: true [2020-10-29 11:44:31,898 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 549 555) no Hoare annotation was computed. [2020-10-29 11:44:31,898 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 556 564) no Hoare annotation was computed. [2020-10-29 11:44:31,898 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 556 564) the Hoare annotation is: true [2020-10-29 11:44:31,898 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 556 564) no Hoare annotation was computed. [2020-10-29 11:44:31,898 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 157 181) the Hoare annotation is: true [2020-10-29 11:44:31,898 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 157 181) no Hoare annotation was computed. [2020-10-29 11:44:31,899 INFO L270 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,899 INFO L274 CegarLoopResult]: For program point L169(lines 169 175) no Hoare annotation was computed. [2020-10-29 11:44:31,899 INFO L270 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:44:31,899 INFO L274 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-10-29 11:44:31,899 INFO L274 CegarLoopResult]: For program point L165(lines 165 178) no Hoare annotation was computed. [2020-10-29 11:44:31,899 INFO L274 CegarLoopResult]: For program point L165-1(lines 157 181) no Hoare annotation was computed. [2020-10-29 11:44:31,899 INFO L277 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: true [2020-10-29 11:44:31,899 INFO L274 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-29 11:44:31,900 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,900 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,900 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,900 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,900 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-29 11:44:31,900 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-29 11:44:31,900 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,901 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-29 11:44:31,901 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-29 11:44:31,902 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-29 11:44:31,903 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-29 11:44:31,903 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-29 11:44:31,903 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 515 529) no Hoare annotation was computed. [2020-10-29 11:44:31,903 INFO L270 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:31,903 INFO L274 CegarLoopResult]: For program point L519(lines 519 525) no Hoare annotation was computed. [2020-10-29 11:44:31,903 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 515 529) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:44:31,903 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 515 529) no Hoare annotation was computed. [2020-10-29 11:44:31,903 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 451 459) no Hoare annotation was computed. [2020-10-29 11:44:31,903 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 451 459) the Hoare annotation is: true [2020-10-29 11:44:31,904 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 451 459) no Hoare annotation was computed. [2020-10-29 11:44:31,904 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 496 514) the Hoare annotation is: true [2020-10-29 11:44:31,904 INFO L274 CegarLoopResult]: For program point L505(lines 505 509) no Hoare annotation was computed. [2020-10-29 11:44:31,904 INFO L277 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: true [2020-10-29 11:44:31,904 INFO L274 CegarLoopResult]: For program point L505-2(lines 505 509) no Hoare annotation was computed. [2020-10-29 11:44:31,904 INFO L274 CegarLoopResult]: For program point L503-1(line 503) no Hoare annotation was computed. [2020-10-29 11:44:31,904 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 496 514) no Hoare annotation was computed. [2020-10-29 11:44:31,904 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 496 514) no Hoare annotation was computed. [2020-10-29 11:44:31,904 INFO L274 CegarLoopResult]: For program point L479(lines 479 487) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point L467(lines 467 475) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point L467-2(lines 467 475) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 460 495) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point L490-1(line 490) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 460 495) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 460 495) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 542 548) no Hoare annotation was computed. [2020-10-29 11:44:31,905 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 542 548) the Hoare annotation is: true [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 572 617) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 572 617) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 572 617) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 885 930) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point L916(lines 916 917) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 909 910) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 916 917) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point L909(lines 909 910) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 885 930) no Hoare annotation was computed. [2020-10-29 11:44:31,906 INFO L274 CegarLoopResult]: For program point L905(lines 905 912) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 885 930) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point L899(lines 899 919) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point L899-1(lines 899 919) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 440 450) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-29 11:44:31,907 INFO L274 CegarLoopResult]: For program point L445-1(line 445) no Hoare annotation was computed. [2020-10-29 11:44:31,908 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 440 450) no Hoare annotation was computed. [2020-10-29 11:44:31,908 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 440 450) no Hoare annotation was computed. [2020-10-29 11:44:31,908 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 432 439) the Hoare annotation is: true [2020-10-29 11:44:31,908 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 432 439) no Hoare annotation was computed. [2020-10-29 11:44:31,908 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 432 439) no Hoare annotation was computed. [2020-10-29 11:44:31,908 INFO L274 CegarLoopResult]: For program point L385(lines 385 402) no Hoare annotation was computed. [2020-10-29 11:44:31,908 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 381 405) no Hoare annotation was computed. [2020-10-29 11:44:31,908 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 381 405) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,908 INFO L270 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,909 INFO L274 CegarLoopResult]: For program point L400-1(lines 381 405) no Hoare annotation was computed. [2020-10-29 11:44:31,909 INFO L270 CegarLoopResult]: At program point L395(line 395) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:31,909 INFO L270 CegarLoopResult]: At program point L391(line 391) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:31,909 INFO L274 CegarLoopResult]: For program point L389(lines 389 397) no Hoare annotation was computed. [2020-10-29 11:44:31,909 INFO L270 CegarLoopResult]: At program point L387(line 387) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:31,909 INFO L274 CegarLoopResult]: For program point L387-1(line 387) no Hoare annotation was computed. [2020-10-29 11:44:31,909 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 373 379) no Hoare annotation was computed. [2020-10-29 11:44:31,909 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 373 379) the Hoare annotation is: true [2020-10-29 11:44:31,909 INFO L274 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-10-29 11:44:31,909 INFO L270 CegarLoopResult]: At program point testENTRY(lines 277 342) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:31,910 INFO L274 CegarLoopResult]: For program point testFINAL(lines 277 342) no Hoare annotation was computed. [2020-10-29 11:44:31,910 INFO L270 CegarLoopResult]: At program point L335(lines 286 336) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,910 INFO L270 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,910 INFO L274 CegarLoopResult]: For program point L323(lines 323 329) no Hoare annotation was computed. [2020-10-29 11:44:31,910 INFO L270 CegarLoopResult]: At program point L323-1(lines 317 330) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,910 INFO L274 CegarLoopResult]: For program point L288(lines 287 334) no Hoare annotation was computed. [2020-10-29 11:44:31,910 INFO L274 CegarLoopResult]: For program point L317(lines 317 330) no Hoare annotation was computed. [2020-10-29 11:44:31,910 INFO L270 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,911 INFO L274 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed. [2020-10-29 11:44:31,911 INFO L274 CegarLoopResult]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2020-10-29 11:44:31,911 INFO L270 CegarLoopResult]: At program point L332(lines 287 334) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,911 INFO L270 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,911 INFO L274 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-10-29 11:44:31,911 INFO L274 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2020-10-29 11:44:31,911 INFO L274 CegarLoopResult]: For program point testEXIT(lines 277 342) no Hoare annotation was computed. [2020-10-29 11:44:31,911 INFO L274 CegarLoopResult]: For program point L863(lines 863 864) no Hoare annotation was computed. [2020-10-29 11:44:31,911 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 863 864) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 870 871) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point L859(lines 859 866) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 839 884) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point L853(lines 853 873) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 839 884) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point L853-1(lines 853 873) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 839 884) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point L870(lines 870 871) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 406 413) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 406 413) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 406 413) no Hoare annotation was computed. [2020-10-29 11:44:31,912 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 266 274) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 266 274) the Hoare annotation is: true [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 266 274) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point L242-2(lines 242 250) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 234 256) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 234 256) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 234 256) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point L242(lines 242 250) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 532 541) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 532 541) no Hoare annotation was computed. [2020-10-29 11:44:31,913 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 532 541) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 736 838) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point L824(lines 824 835) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point L785-2(lines 785 805) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point L806(lines 784 807) no Hoare annotation was computed. [2020-10-29 11:44:31,914 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 736 838) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point L765(lines 765 781) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point L825(lines 825 832) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point L786(lines 785 805) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 736 838) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point L782(lines 782 823) no Hoare annotation was computed. [2020-10-29 11:44:31,915 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 415 431) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point L426-1(lines 415 431) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 415 431) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point L422(lines 422 428) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-29 11:44:31,916 INFO L274 CegarLoopResult]: For program point L420-1(line 420) no Hoare annotation was computed. [2020-10-29 11:44:31,917 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 257 265) the Hoare annotation is: true [2020-10-29 11:44:31,917 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 257 265) no Hoare annotation was computed. [2020-10-29 11:44:31,917 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 257 265) no Hoare annotation was computed. [2020-10-29 11:44:31,917 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 213 224) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:44:31,917 INFO L274 CegarLoopResult]: For program point L217-1(lines 213 224) no Hoare annotation was computed. [2020-10-29 11:44:31,917 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 213 224) no Hoare annotation was computed. [2020-10-29 11:44:31,917 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:31,917 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:44:31,917 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:31,918 INFO L274 CegarLoopResult]: For program point L353(lines 352 371) no Hoare annotation was computed. [2020-10-29 11:44:31,918 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 349 372) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,918 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 349 372) no Hoare annotation was computed. [2020-10-29 11:44:31,918 INFO L270 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,918 INFO L270 CegarLoopResult]: At program point L360(lines 360 366) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,918 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 349 372) no Hoare annotation was computed. [2020-10-29 11:44:31,918 INFO L270 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:31,918 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-29 11:44:31,919 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-29 11:44:31,919 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,919 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-29 11:44:31,919 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,919 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-29 11:44:31,919 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,919 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:31,919 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-29 11:44:31,920 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-29 11:44:31,920 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 225 233) no Hoare annotation was computed. [2020-10-29 11:44:31,920 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 225 233) no Hoare annotation was computed. [2020-10-29 11:44:31,920 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 225 233) no Hoare annotation was computed. [2020-10-29 11:44:31,920 INFO L274 CegarLoopResult]: For program point L193-1(lines 189 200) no Hoare annotation was computed. [2020-10-29 11:44:31,920 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 189 200) the Hoare annotation is: true [2020-10-29 11:44:31,920 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 189 200) no Hoare annotation was computed. [2020-10-29 11:44:31,920 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-29 11:44:31,920 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-29 11:44:31,921 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:31,921 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:44:31,921 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:44:31,921 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:31,921 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 201 212) no Hoare annotation was computed. [2020-10-29 11:44:31,921 INFO L274 CegarLoopResult]: For program point L205-1(lines 201 212) no Hoare annotation was computed. [2020-10-29 11:44:31,921 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 201 212) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:44:31,921 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 146 153) no Hoare annotation was computed. [2020-10-29 11:44:31,921 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 146 153) the Hoare annotation is: true [2020-10-29 11:44:31,922 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-29 11:44:31,922 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 146 153) no Hoare annotation was computed. [2020-10-29 11:44:31,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:44:31 BoogieIcfgContainer [2020-10-29 11:44:31,939 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:44:31,941 INFO L168 Benchmark]: Toolchain (without parser) took 41248.05 ms. Allocated memory was 125.8 MB in the beginning and 608.2 MB in the end (delta: 482.3 MB). Free memory was 100.7 MB in the beginning and 494.2 MB in the end (delta: -393.5 MB). Peak memory consumption was 366.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:31,942 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 125.8 MB. Free memory is still 85.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:44:31,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.64 ms. Allocated memory is still 125.8 MB. Free memory was 99.9 MB in the beginning and 79.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:31,943 INFO L168 Benchmark]: Boogie Preprocessor took 102.30 ms. Allocated memory is still 125.8 MB. Free memory was 79.1 MB in the beginning and 75.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:31,944 INFO L168 Benchmark]: RCFGBuilder took 1749.35 ms. Allocated memory was 125.8 MB in the beginning and 165.7 MB in the end (delta: 39.8 MB). Free memory was 75.1 MB in the beginning and 109.1 MB in the end (delta: -33.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:31,945 INFO L168 Benchmark]: TraceAbstraction took 38751.59 ms. Allocated memory was 165.7 MB in the beginning and 608.2 MB in the end (delta: 442.5 MB). Free memory was 108.5 MB in the beginning and 494.2 MB in the end (delta: -385.7 MB). Peak memory consumption was 333.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:31,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 125.8 MB. Free memory is still 85.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 631.64 ms. Allocated memory is still 125.8 MB. Free memory was 99.9 MB in the beginning and 79.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 102.30 ms. Allocated memory is still 125.8 MB. Free memory was 79.1 MB in the beginning and 75.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1749.35 ms. Allocated memory was 125.8 MB in the beginning and 165.7 MB in the end (delta: 39.8 MB). Free memory was 75.1 MB in the beginning and 109.1 MB in the end (delta: -33.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 38751.59 ms. Allocated memory was 165.7 MB in the beginning and 608.2 MB in the end (delta: 442.5 MB). Free memory was 108.5 MB in the beginning and 494.2 MB in the end (delta: -385.7 MB). Peak memory consumption was 333.1 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: 870]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 863]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 909]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: 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: 287]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 287 SDtfs, 614 SDslu, 276 SDs, 0 SdLazy, 1313 SolverSat, 380 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 183 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 466 PreInvPairs, 554 NumberOfFragments, 695 HoareAnnotationTreeSize, 466 FomulaSimplifications, 25086 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 53 FomulaSimplificationsInter, 17360 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.9s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 58804 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...