/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:00:10,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:00:10,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:00:10,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:00:10,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:00:10,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:00:10,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:00:10,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:00:10,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:00:10,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:00:10,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:00:10,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:00:10,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:00:10,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:00:10,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:00:10,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:00:10,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:00:10,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:00:10,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:00:10,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:00:10,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:00:10,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:00:10,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:00:10,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:00:10,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:00:10,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:00:10,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:00:10,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:00:10,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:00:10,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:00:10,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:00:10,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:00:10,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:00:10,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:00:10,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:00:10,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:00:10,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:00:10,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:00:10,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:00:10,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:00:10,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:00:10,975 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 [2020-10-28 17:00:11,027 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:00:11,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:00:11,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:00:11,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:00:11,032 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:00:11,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:00:11,033 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:00:11,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:00:11,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:00:11,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:00:11,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:00:11,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:00:11,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:00:11,035 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:00:11,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:00:11,036 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:00:11,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:00:11,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:00:11,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:00:11,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:00:11,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:00:11,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:00:11,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:00:11,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:00:11,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:00:11,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:00:11,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:00:11,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:00:11,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:00:11,039 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:00:11,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:00:11,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:00:11,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:00:11,524 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:00:11,525 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:00:11,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2020-10-28 17:00:11,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7ce5c98d1/68f030f2627847b5b2081d46a4a50963/FLAGbdae90b8b [2020-10-28 17:00:12,341 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:00:12,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2020-10-28 17:00:12,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7ce5c98d1/68f030f2627847b5b2081d46a4a50963/FLAGbdae90b8b [2020-10-28 17:00:12,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7ce5c98d1/68f030f2627847b5b2081d46a4a50963 [2020-10-28 17:00:12,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:00:12,586 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:00:12,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:00:12,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:00:12,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:00:12,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:00:12" (1/1) ... [2020-10-28 17:00:12,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d5563a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:12, skipping insertion in model container [2020-10-28 17:00:12,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:00:12" (1/1) ... [2020-10-28 17:00:12,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:00:12,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:00:13,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:00:13,067 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:00:13,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:00:13,286 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:00:13,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13 WrapperNode [2020-10-28 17:00:13,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:00:13,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:00:13,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:00:13,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:00:13,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (1/1) ... [2020-10-28 17:00:13,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (1/1) ... [2020-10-28 17:00:13,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (1/1) ... [2020-10-28 17:00:13,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (1/1) ... [2020-10-28 17:00:13,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (1/1) ... [2020-10-28 17:00:13,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (1/1) ... [2020-10-28 17:00:13,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (1/1) ... [2020-10-28 17:00:13,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:00:13,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:00:13,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:00:13,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:00:13,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (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 [2020-10-28 17:00:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:00:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:00:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:00:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:00:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:00:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:00:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:00:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:00:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:00:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:00:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:00:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:00:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:00:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:00:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:00:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:00:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:00:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:00:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:00:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:00:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:00:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:00:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:00:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:00:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:00:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:00:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:00:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:00:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:00:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:00:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:00:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:00:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:00:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:00:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:00:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:00:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:00:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:00:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:00:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:00:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:00:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:00:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:00:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:00:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:00:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:00:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:00:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:00:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:00:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:00:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:00:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:00:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:00:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:00:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:00:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:00:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:00:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:00:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:00:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:00:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:00:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:00:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:00:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:00:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:00:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:00:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:00:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:00:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:00:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:00:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:00:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:00:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:00:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:00:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:00:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:00:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:00:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:00:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:00:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:00:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:00:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:00:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:00:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:00:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:00:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:00:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:00:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:00:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:00:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:00:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:00:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:00:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:00:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:00:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:00:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:00:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:00:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:00:15,068 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:00:15,068 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:00:15,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:00:15 BoogieIcfgContainer [2020-10-28 17:00:15,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:00:15,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:00:15,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:00:15,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:00:15,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:00:12" (1/3) ... [2020-10-28 17:00:15,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1797132d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:00:15, skipping insertion in model container [2020-10-28 17:00:15,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:00:13" (2/3) ... [2020-10-28 17:00:15,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1797132d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:00:15, skipping insertion in model container [2020-10-28 17:00:15,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:00:15" (3/3) ... [2020-10-28 17:00:15,081 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32.cil.c [2020-10-28 17:00:15,094 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:00:15,100 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:00:15,114 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:00:15,143 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:00:15,143 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:00:15,143 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:00:15,144 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:00:15,144 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:00:15,144 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:00:15,144 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:00:15,144 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:00:15,178 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-10-28 17:00:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 17:00:15,190 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:15,191 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] [2020-10-28 17:00:15,191 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]=== [2020-10-28 17:00:15,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:15,198 INFO L82 PathProgramCache]: Analyzing trace with hash 938595372, now seen corresponding path program 1 times [2020-10-28 17:00:15,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:15,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1308735792] [2020-10-28 17:00:15,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:15,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:15,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:16,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:17,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:18,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:20,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:20,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:00:20,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:00:20,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 17:00:20,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:20,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:20,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:20,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:00:20,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:20,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 14 [2020-10-28 17:00:21,024 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:21,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:21,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:21,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:21,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-28 17:00:21,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:21,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:21,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:21,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:21,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:21,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:21,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:21,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:21,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:21,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:21,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:21,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:21,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:21,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:21,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:21,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:21,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:21,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:21,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:21,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:21,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:21,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:21,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:21,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:21,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:21,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:21,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:21,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:21,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:21,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:21,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:21,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:21,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:21,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:21,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:21,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:21,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:21,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:21,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:21,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:21,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:00:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:21,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:21,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:21,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:21,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:21,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:21,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:21,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:21,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:21,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:21,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:00:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:21,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:21,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:21,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:21,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:21,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:21,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:21,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:21,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:21,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:21,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1308735792] [2020-10-28 17:00:21,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:21,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 17:00:21,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879769635] [2020-10-28 17:00:21,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 17:00:21,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:21,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 17:00:21,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:00:21,226 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 3 states. [2020-10-28 17:00:22,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:22,864 INFO L93 Difference]: Finished difference Result 313 states and 409 transitions. [2020-10-28 17:00:22,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 17:00:22,866 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 17:00:22,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:22,882 INFO L225 Difference]: With dead ends: 313 [2020-10-28 17:00:22,882 INFO L226 Difference]: Without dead ends: 168 [2020-10-28 17:00:22,887 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:00:22,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2020-10-28 17:00:23,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 133. [2020-10-28 17:00:23,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-28 17:00:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 156 transitions. [2020-10-28 17:00:23,021 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 156 transitions. Word has length 47 [2020-10-28 17:00:23,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:23,022 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 156 transitions. [2020-10-28 17:00:23,022 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 17:00:23,022 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2020-10-28 17:00:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 17:00:23,026 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:23,026 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] [2020-10-28 17:00:23,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:00:23,027 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]=== [2020-10-28 17:00:23,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:23,028 INFO L82 PathProgramCache]: Analyzing trace with hash -718149748, now seen corresponding path program 1 times [2020-10-28 17:00:23,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:23,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [374962566] [2020-10-28 17:00:23,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:23,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:23,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:23,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:25,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:00:28,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:00:28,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 17:00:28,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 17:00:28,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:00:28,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:28,592 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:28,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:28,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:28,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:28,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 17:00:28,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:28,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:28,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:28,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:28,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:28,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:28,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:28,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:28,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:28,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:28,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:28,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:28,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:28,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:28,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:28,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:28,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:28,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:28,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:28,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:28,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:28,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:28,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:28,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:28,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:28,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:28,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:28,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:28,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:28,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:28,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:28,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:28,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:28,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:28,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:00:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:28,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:28,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:28,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:28,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:28,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:28,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 17:00:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:28,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:28,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:28,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:28,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:28,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:28,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:28,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:28,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:28,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [374962566] [2020-10-28 17:00:28,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:28,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:00:28,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069416401] [2020-10-28 17:00:28,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:00:28,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:28,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:00:28,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:00:28,755 INFO L87 Difference]: Start difference. First operand 133 states and 156 transitions. Second operand 4 states. [2020-10-28 17:00:29,427 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:00:30,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:30,739 INFO L93 Difference]: Finished difference Result 233 states and 284 transitions. [2020-10-28 17:00:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:00:30,740 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 17:00:30,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:30,743 INFO L225 Difference]: With dead ends: 233 [2020-10-28 17:00:30,743 INFO L226 Difference]: Without dead ends: 152 [2020-10-28 17:00:30,745 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:00:30,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-10-28 17:00:30,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 124. [2020-10-28 17:00:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-10-28 17:00:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2020-10-28 17:00:30,795 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 48 [2020-10-28 17:00:30,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:30,796 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2020-10-28 17:00:30,796 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:00:30,796 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2020-10-28 17:00:30,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 17:00:30,798 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:30,798 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] [2020-10-28 17:00:30,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:00:30,799 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]=== [2020-10-28 17:00:30,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:30,800 INFO L82 PathProgramCache]: Analyzing trace with hash 145777564, now seen corresponding path program 1 times [2020-10-28 17:00:30,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:30,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [317000242] [2020-10-28 17:00:30,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:30,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:31,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:31,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:32,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-28 17:00:35,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:00:35,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4207 [2020-10-28 17:00:35,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:00:35,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:35,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:00:35,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:35,481 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:35,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:35,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:35,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:35,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 17:00:35,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:35,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:35,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:00:35,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:35,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:35,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:35,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:35,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:35,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:35,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:35,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:35,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:35,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:35,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:35,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:35,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:35,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:35,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:35,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:35,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:35,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:35,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:35,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:35,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:35,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:35,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:35,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:35,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:00:35,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:35,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:35,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:35,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:35,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:00:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:35,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:35,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:35,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:35,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:35,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:35,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:35,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:35,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:00:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:35,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:35,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:35,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:35,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:35,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:35,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:35,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:35,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:35,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:35,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:35,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:35,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:35,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [317000242] [2020-10-28 17:00:35,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:35,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:00:35,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472651082] [2020-10-28 17:00:35,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:00:35,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:35,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:00:35,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:00:35,680 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 5 states. [2020-10-28 17:00:36,114 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:00:38,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:38,147 INFO L93 Difference]: Finished difference Result 364 states and 448 transitions. [2020-10-28 17:00:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:00:38,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 17:00:38,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:38,158 INFO L225 Difference]: With dead ends: 364 [2020-10-28 17:00:38,158 INFO L226 Difference]: Without dead ends: 264 [2020-10-28 17:00:38,160 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:00:38,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-10-28 17:00:38,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 213. [2020-10-28 17:00:38,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-10-28 17:00:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 254 transitions. [2020-10-28 17:00:38,273 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 254 transitions. Word has length 53 [2020-10-28 17:00:38,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:38,274 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 254 transitions. [2020-10-28 17:00:38,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:00:38,274 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2020-10-28 17:00:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 17:00:38,283 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:38,283 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] [2020-10-28 17:00:38,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:00:38,283 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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]=== [2020-10-28 17:00:38,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:38,285 INFO L82 PathProgramCache]: Analyzing trace with hash 175360545, now seen corresponding path program 1 times [2020-10-28 17:00:38,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:38,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1287641730] [2020-10-28 17:00:38,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:38,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:38,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:38,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:40,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 17:00:43,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:00:43,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4947 [2020-10-28 17:00:43,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:00:43,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 17:00:43,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:00:43,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:43,754 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:43,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:43,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:00:43,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:43,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:43,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:43,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:43,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:43,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:43,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:43,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:43,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:43,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:43,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:43,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:43,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:43,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:43,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:43,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:43,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:43,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:43,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:43,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:00:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:00:43,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:43,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:43,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:00:43,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:43,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:00:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:43,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:43,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:43,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:43,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:43,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:00:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:43,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:43,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:43,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:43,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:43,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:43,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:43,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:43,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:00:43,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:43,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:43,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:43,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:43,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1287641730] [2020-10-28 17:00:43,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:43,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:00:43,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487016912] [2020-10-28 17:00:43,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:00:43,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:43,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:00:43,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:00:43,912 INFO L87 Difference]: Start difference. First operand 213 states and 254 transitions. Second operand 8 states. [2020-10-28 17:00:44,437 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:00:46,125 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-28 17:00:46,587 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:46,998 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:00:47,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:47,330 INFO L93 Difference]: Finished difference Result 362 states and 461 transitions. [2020-10-28 17:00:47,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:00:47,331 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-28 17:00:47,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:47,332 INFO L225 Difference]: With dead ends: 362 [2020-10-28 17:00:47,332 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:00:47,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:00:47,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:00:47,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:00:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:00:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:00:47,337 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-10-28 17:00:47,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:47,337 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:00:47,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:00:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:00:47,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:00:47,338 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:00:47,340 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:00:49,686 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-28 17:00:49,974 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:50,263 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:50,544 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:51,074 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-28 17:00:51,401 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:51,706 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:52,210 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-28 17:00:52,493 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-28 17:00:52,850 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:53,138 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:53,699 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-28 17:00:53,972 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:54,275 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:54,792 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-28 17:00:55,318 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-28 17:00:55,577 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:55,879 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:56,385 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-28 17:00:56,709 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:57,247 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-28 17:00:57,692 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-28 17:00:57,983 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:58,302 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:58,606 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:59,189 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-28 17:00:59,195 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:00:59,196 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:00:59,196 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:00:59,196 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:00:59,196 INFO L274 CegarLoopResult]: For program point L411(lines 388 412) no Hoare annotation was computed. [2020-10-28 17:00:59,196 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 364 419) no Hoare annotation was computed. [2020-10-28 17:00:59,196 INFO L274 CegarLoopResult]: For program point L395(lines 395 399) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L395-1(lines 395 399) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 364 419) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L389-2(lines 389 410) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 364 419) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L446-2(lines 446 471) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L472(lines 445 473) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 420 479) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-28 17:00:59,197 INFO L274 CegarLoopResult]: For program point L465-1(line 465) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 420 479) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 420 479) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L274 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L274 CegarLoopResult]: For program point L452-1(lines 452 456) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 92 98) the Hoare annotation is: true [2020-10-28 17:00:59,198 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 92 98) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 99 107) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 99 107) the Hoare annotation is: true [2020-10-28 17:00:59,198 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 99 107) no Hoare annotation was computed. [2020-10-28 17:00:59,198 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-28 17:00:59,199 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:00:59,199 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-28 17:00:59,199 INFO L277 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: true [2020-10-28 17:00:59,199 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-28 17:00:59,199 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-28 17:00:59,199 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-28 17:00:59,199 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-28 17:00:59,199 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-28 17:00:59,199 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-28 17:00:59,200 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 195 217) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,200 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 195 217) no Hoare annotation was computed. [2020-10-28 17:00:59,200 INFO L270 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,200 INFO L270 CegarLoopResult]: At program point L207-1(line 207) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,200 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-28 17:00:59,200 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 195 217) no Hoare annotation was computed. [2020-10-28 17:00:59,200 INFO L274 CegarLoopResult]: For program point L205-1(lines 205 212) no Hoare annotation was computed. [2020-10-28 17:00:59,200 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-28 17:00:59,201 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,201 INFO L270 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,201 INFO L270 CegarLoopResult]: At program point L201-1(line 201) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,201 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-28 17:00:59,201 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-28 17:00:59,201 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 153 176) no Hoare annotation was computed. [2020-10-28 17:00:59,201 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 153 176) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 153 176) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-28 17:00:59,202 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-28 17:00:59,203 INFO L274 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-28 17:00:59,203 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-28 17:00:59,203 INFO L270 CegarLoopResult]: At program point L736(line 736) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,203 INFO L274 CegarLoopResult]: For program point L736-1(lines 717 741) no Hoare annotation was computed. [2020-10-28 17:00:59,203 INFO L270 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,203 INFO L270 CegarLoopResult]: At program point L727(line 727) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,203 INFO L274 CegarLoopResult]: For program point L725(lines 725 733) no Hoare annotation was computed. [2020-10-28 17:00:59,203 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,203 INFO L274 CegarLoopResult]: For program point L723-1(line 723) no Hoare annotation was computed. [2020-10-28 17:00:59,204 INFO L274 CegarLoopResult]: For program point L721(lines 721 738) no Hoare annotation was computed. [2020-10-28 17:00:59,204 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 717 741) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,204 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 717 741) no Hoare annotation was computed. [2020-10-28 17:00:59,204 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 876 890) no Hoare annotation was computed. [2020-10-28 17:00:59,204 INFO L274 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-10-28 17:00:59,204 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 876 890) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:59,204 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 876 890) no Hoare annotation was computed. [2020-10-28 17:00:59,204 INFO L270 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,204 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 812 820) no Hoare annotation was computed. [2020-10-28 17:00:59,204 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 812 820) the Hoare annotation is: true [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 812 820) no Hoare annotation was computed. [2020-10-28 17:00:59,205 INFO L277 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: true [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-10-28 17:00:59,205 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 857 875) the Hoare annotation is: true [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 857 875) no Hoare annotation was computed. [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 857 875) no Hoare annotation was computed. [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point L828(lines 828 836) no Hoare annotation was computed. [2020-10-28 17:00:59,205 INFO L274 CegarLoopResult]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 821 856) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 821 856) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 821 856) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 85 91) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 85 91) the Hoare annotation is: true [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 318 363) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 318 363) no Hoare annotation was computed. [2020-10-28 17:00:59,206 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 318 363) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 631 676) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point L662(lines 662 663) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point L655(lines 655 656) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 655 656) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 662 663) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point L651(lines 651 658) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 631 676) no Hoare annotation was computed. [2020-10-28 17:00:59,207 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 631 676) no Hoare annotation was computed. [2020-10-28 17:00:59,208 INFO L274 CegarLoopResult]: For program point L645(lines 645 665) no Hoare annotation was computed. [2020-10-28 17:00:59,208 INFO L274 CegarLoopResult]: For program point L645-1(lines 645 665) no Hoare annotation was computed. [2020-10-28 17:00:59,208 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 185 194) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,208 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 185 194) no Hoare annotation was computed. [2020-10-28 17:00:59,208 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 185 194) no Hoare annotation was computed. [2020-10-28 17:00:59,208 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 801 811) the Hoare annotation is: true [2020-10-28 17:00:59,208 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 801 811) no Hoare annotation was computed. [2020-10-28 17:00:59,208 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 801 811) no Hoare annotation was computed. [2020-10-28 17:00:59,208 INFO L277 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: true [2020-10-28 17:00:59,208 INFO L274 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-10-28 17:00:59,209 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 793 800) the Hoare annotation is: true [2020-10-28 17:00:59,209 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 793 800) no Hoare annotation was computed. [2020-10-28 17:00:59,209 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 793 800) no Hoare annotation was computed. [2020-10-28 17:00:59,209 INFO L270 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,209 INFO L274 CegarLoopResult]: For program point L762-1(lines 743 767) no Hoare annotation was computed. [2020-10-28 17:00:59,209 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 743 767) no Hoare annotation was computed. [2020-10-28 17:00:59,209 INFO L270 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,209 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 743 767) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,209 INFO L270 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,209 INFO L274 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-10-28 17:00:59,210 INFO L270 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,210 INFO L274 CegarLoopResult]: For program point L749-1(line 749) no Hoare annotation was computed. [2020-10-28 17:00:59,210 INFO L274 CegarLoopResult]: For program point L747(lines 747 764) no Hoare annotation was computed. [2020-10-28 17:00:59,210 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 709 715) no Hoare annotation was computed. [2020-10-28 17:00:59,210 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 709 715) the Hoare annotation is: true [2020-10-28 17:00:59,210 INFO L270 CegarLoopResult]: At program point L960(lines 909 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,210 INFO L270 CegarLoopResult]: At program point testENTRY(lines 900 967) the Hoare annotation is: (or (not (= |old(~systemActive~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))) [2020-10-28 17:00:59,210 INFO L274 CegarLoopResult]: For program point testFINAL(lines 900 967) no Hoare annotation was computed. [2020-10-28 17:00:59,210 INFO L270 CegarLoopResult]: At program point L950(line 950) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,211 INFO L274 CegarLoopResult]: For program point L948(lines 948 954) no Hoare annotation was computed. [2020-10-28 17:00:59,211 INFO L270 CegarLoopResult]: At program point L948-1(lines 940 955) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,211 INFO L274 CegarLoopResult]: For program point L911(lines 910 959) no Hoare annotation was computed. [2020-10-28 17:00:59,211 INFO L270 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,211 INFO L274 CegarLoopResult]: For program point L940(lines 940 955) no Hoare annotation was computed. [2020-10-28 17:00:59,211 INFO L270 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,211 INFO L274 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-10-28 17:00:59,211 INFO L274 CegarLoopResult]: For program point L930-1(lines 930 936) no Hoare annotation was computed. [2020-10-28 17:00:59,212 INFO L270 CegarLoopResult]: At program point L957(lines 910 959) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,212 INFO L270 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,212 INFO L274 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-10-28 17:00:59,212 INFO L274 CegarLoopResult]: For program point L920-1(lines 920 926) no Hoare annotation was computed. [2020-10-28 17:00:59,212 INFO L274 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-10-28 17:00:59,212 INFO L274 CegarLoopResult]: For program point testEXIT(lines 900 967) no Hoare annotation was computed. [2020-10-28 17:00:59,212 INFO L274 CegarLoopResult]: For program point L609(lines 609 610) no Hoare annotation was computed. [2020-10-28 17:00:59,212 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 609 610) no Hoare annotation was computed. [2020-10-28 17:00:59,212 INFO L274 CegarLoopResult]: For program point L605(lines 605 612) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 616 617) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 585 630) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point L599(lines 599 619) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point L599-1(lines 599 619) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 585 630) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 585 630) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point L616(lines 616 617) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 768 775) no Hoare annotation was computed. [2020-10-28 17:00:59,213 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 768 775) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 768 775) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 302 310) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 302 310) the Hoare annotation is: true [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 302 310) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 270 292) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point L278(lines 278 286) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 270 292) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 270 292) no Hoare annotation was computed. [2020-10-28 17:00:59,214 INFO L274 CegarLoopResult]: For program point L278-2(lines 278 286) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 75 84) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 75 84) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 75 84) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 482 584) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point L506(lines 506 510) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point L570(lines 570 581) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point L533(lines 533 537) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point L531-2(lines 531 551) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point L552(lines 530 553) no Hoare annotation was computed. [2020-10-28 17:00:59,215 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 482 584) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L511(lines 511 527) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L571(lines 571 578) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L532(lines 531 551) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L563-1(line 563) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 482 584) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L528(lines 528 569) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-28 17:00:59,216 INFO L274 CegarLoopResult]: For program point L547-1(line 547) no Hoare annotation was computed. [2020-10-28 17:00:59,217 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:59,217 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~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:00:59,217 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:59,217 INFO L274 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-10-28 17:00:59,217 INFO L274 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-10-28 17:00:59,217 INFO L274 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 776 792) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 776 792) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point L787-1(lines 776 792) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 293 301) the Hoare annotation is: true [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 293 301) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 293 301) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point L253-1(lines 249 260) no Hoare annotation was computed. [2020-10-28 17:00:59,218 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 249 260) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:00:59,218 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 249 260) no Hoare annotation was computed. [2020-10-28 17:00:59,219 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:59,219 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:00:59,219 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:59,219 INFO L270 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,219 INFO L270 CegarLoopResult]: At program point L696(lines 696 702) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,219 INFO L270 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:59,219 INFO L274 CegarLoopResult]: For program point L689(lines 688 707) no Hoare annotation was computed. [2020-10-28 17:00:59,219 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 685 708) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:59,219 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 685 708) no Hoare annotation was computed. [2020-10-28 17:00:59,220 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 685 708) no Hoare annotation was computed. [2020-10-28 17:00:59,220 INFO L277 CegarLoopResult]: At program point L130-2(lines 130 144) the Hoare annotation is: true [2020-10-28 17:00:59,220 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 120 149) no Hoare annotation was computed. [2020-10-28 17:00:59,220 INFO L277 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: true [2020-10-28 17:00:59,220 INFO L274 CegarLoopResult]: For program point L126-1(line 126) no Hoare annotation was computed. [2020-10-28 17:00:59,220 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 120 149) the Hoare annotation is: true [2020-10-28 17:00:59,220 INFO L277 CegarLoopResult]: At program point L145(lines 120 149) the Hoare annotation is: true [2020-10-28 17:00:59,220 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-28 17:00:59,220 INFO L274 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-10-28 17:00:59,220 INFO L277 CegarLoopResult]: At program point L134-1(lines 134 138) the Hoare annotation is: true [2020-10-28 17:00:59,220 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-28 17:00:59,221 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 261 269) the Hoare annotation is: true [2020-10-28 17:00:59,221 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 261 269) no Hoare annotation was computed. [2020-10-28 17:00:59,221 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 261 269) no Hoare annotation was computed. [2020-10-28 17:00:59,221 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 225 236) the Hoare annotation is: true [2020-10-28 17:00:59,221 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 225 236) no Hoare annotation was computed. [2020-10-28 17:00:59,221 INFO L274 CegarLoopResult]: For program point L229-1(lines 225 236) no Hoare annotation was computed. [2020-10-28 17:00:59,221 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 177 183) no Hoare annotation was computed. [2020-10-28 17:00:59,221 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 177 183) the Hoare annotation is: true [2020-10-28 17:00:59,221 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:59,221 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-28 17:00:59,221 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 891 898) no Hoare annotation was computed. [2020-10-28 17:00:59,222 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 891 898) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 891 898) no Hoare annotation was computed. [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point L241-1(lines 237 248) no Hoare annotation was computed. [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 237 248) no Hoare annotation was computed. [2020-10-28 17:00:59,222 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 237 248) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 109 116) no Hoare annotation was computed. [2020-10-28 17:00:59,222 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 109 116) the Hoare annotation is: true [2020-10-28 17:00:59,222 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 109 116) no Hoare annotation was computed. [2020-10-28 17:00:59,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:00:59 BoogieIcfgContainer [2020-10-28 17:00:59,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:00:59,243 INFO L168 Benchmark]: Toolchain (without parser) took 46661.86 ms. Allocated memory was 152.0 MB in the beginning and 587.2 MB in the end (delta: 435.2 MB). Free memory was 127.0 MB in the beginning and 513.2 MB in the end (delta: -386.2 MB). Peak memory consumption was 351.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:59,244 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 125.8 MB. Free memory was 100.4 MB in the beginning and 100.2 MB in the end (delta: 130.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:00:59,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.77 ms. Allocated memory is still 152.0 MB. Free memory was 126.4 MB in the beginning and 104.4 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:59,246 INFO L168 Benchmark]: Boogie Preprocessor took 146.74 ms. Allocated memory is still 152.0 MB. Free memory was 104.2 MB in the beginning and 100.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:59,246 INFO L168 Benchmark]: RCFGBuilder took 1635.80 ms. Allocated memory is still 152.0 MB. Free memory was 100.4 MB in the beginning and 93.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:59,247 INFO L168 Benchmark]: TraceAbstraction took 44167.62 ms. Allocated memory was 152.0 MB in the beginning and 587.2 MB in the end (delta: 435.2 MB). Free memory was 92.7 MB in the beginning and 513.2 MB in the end (delta: -420.5 MB). Peak memory consumption was 315.7 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:59,253 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 125.8 MB. Free memory was 100.4 MB in the beginning and 100.2 MB in the end (delta: 130.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 699.77 ms. Allocated memory is still 152.0 MB. Free memory was 126.4 MB in the beginning and 104.4 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 146.74 ms. Allocated memory is still 152.0 MB. Free memory was 104.2 MB in the beginning and 100.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1635.80 ms. Allocated memory is still 152.0 MB. Free memory was 100.4 MB in the beginning and 93.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 44167.62 ms. Allocated memory was 152.0 MB in the beginning and 587.2 MB in the end (delta: 435.2 MB). Free memory was 92.7 MB in the beginning and 513.2 MB in the end (delta: -420.5 MB). Peak memory consumption was 315.7 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: 616]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 609]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 655]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 662]: 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: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 253 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 32.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 453 SDtfs, 625 SDslu, 168 SDs, 0 SdLazy, 882 SolverSat, 401 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=3, 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, 4 MinimizatonAttempts, 114 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 324 PreInvPairs, 357 NumberOfFragments, 656 HoareAnnotationTreeSize, 324 FomulaSimplifications, 16731 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 63 FomulaSimplificationsInter, 9462 FormulaSimplificationTreeSizeReductionInter, 9.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 21.8s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 56746 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...