/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=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:23:26,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:23:26,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:23:26,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:23:26,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:23:26,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:23:26,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:23:26,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:23:26,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:23:26,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:23:26,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:23:26,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:23:26,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:23:26,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:23:26,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:23:26,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:23:26,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:23:26,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:23:26,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:23:26,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:23:26,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:23:26,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:23:26,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:23:26,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:23:26,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:23:26,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:23:26,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:23:26,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:23:26,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:23:26,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:23:26,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:23:26,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:23:26,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:23:26,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:23:26,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:23:26,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:23:26,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:23:26,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:23:26,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:23:26,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:23:26,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:23:26,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:23:26,627 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:23:26,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:23:26,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:23:26,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:23:26,629 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:23:26,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:23:26,630 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:23:26,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:23:26,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:23:26,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:23:26,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:23:26,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:23:26,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:23:26,631 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:23:26,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:23:26,631 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:23:26,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:23:26,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:23:26,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:23:26,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:23:26,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:23:26,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:26,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:23:26,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:23:26,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:23:26,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:23:26,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:23:26,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:23:26,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:23:26,634 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:23:27,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:23:27,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:23:27,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:23:27,079 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:23:27,080 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:23:27,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2020-10-27 22:23:27,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e7b11d567/dd2d5d5d1618453587dd45acca0b1634/FLAG82503b125 [2020-10-27 22:23:27,813 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:23:27,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2020-10-27 22:23:27,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e7b11d567/dd2d5d5d1618453587dd45acca0b1634/FLAG82503b125 [2020-10-27 22:23:28,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e7b11d567/dd2d5d5d1618453587dd45acca0b1634 [2020-10-27 22:23:28,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:23:28,104 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:23:28,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:28,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:23:28,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:23:28,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@341f7d07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28, skipping insertion in model container [2020-10-27 22:23:28,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:23:28,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:23:28,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:28,579 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:23:28,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:28,766 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:23:28,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28 WrapperNode [2020-10-27 22:23:28,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:28,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:23:28,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:23:28,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:23:28,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... [2020-10-27 22:23:28,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:23:28,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:23:28,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:23:28,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:23:28,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:29,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:23:29,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:23:29,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:29,063 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:23:29,063 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:23:29,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:23:29,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:23:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:23:29,065 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:23:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:23:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:23:29,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:23:29,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:23:29,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:23:29,068 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:23:29,068 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:23:29,068 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:23:29,069 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:23:29,069 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:23:29,069 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:23:29,069 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:23:29,069 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:23:29,069 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:23:29,070 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:23:29,070 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:23:29,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:29,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:29,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:29,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:23:29,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:23:29,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:23:29,071 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:23:29,071 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:23:29,072 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:23:29,072 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:23:29,072 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:23:29,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:23:29,072 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:23:29,072 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:23:29,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:23:29,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:29,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:29,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:29,073 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:23:29,073 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:23:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:23:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:23:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:23:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:23:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:23:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:23:29,075 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:23:29,076 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:23:29,076 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:23:29,076 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:23:29,076 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:23:29,076 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:23:29,077 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:23:29,077 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:23:29,077 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:23:29,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:29,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:29,078 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:23:29,078 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:23:29,078 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:23:29,078 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:29,079 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:23:29,079 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:23:29,079 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:23:29,080 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:23:29,080 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:23:29,082 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:23:29,082 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:23:29,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:29,083 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:23:29,083 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:23:29,083 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:23:29,083 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:23:29,083 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:23:29,083 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:23:29,083 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:23:29,084 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:23:29,084 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:23:29,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:29,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:23:29,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:23:29,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:23:29,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:23:29,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:29,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:23:29,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:29,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:23:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:23:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:23:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:23:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:23:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:23:29,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:23:29,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:23:29,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:23:30,563 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:23:30,563 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:23:30,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:30 BoogieIcfgContainer [2020-10-27 22:23:30,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:23:30,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:23:30,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:23:30,579 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:23:30,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:23:28" (1/3) ... [2020-10-27 22:23:30,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac8337d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:30, skipping insertion in model container [2020-10-27 22:23:30,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:28" (2/3) ... [2020-10-27 22:23:30,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac8337d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:30, skipping insertion in model container [2020-10-27 22:23:30,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:30" (3/3) ... [2020-10-27 22:23:30,585 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2020-10-27 22:23:30,598 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:23:30,605 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:23:30,618 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:23:30,648 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:23:30,649 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:23:30,649 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:23:30,649 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:23:30,649 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:23:30,649 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:23:30,650 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:23:30,650 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:23:30,674 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2020-10-27 22:23:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:23:30,686 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:30,687 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:30,687 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:30,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:30,695 INFO L82 PathProgramCache]: Analyzing trace with hash 786523298, now seen corresponding path program 1 times [2020-10-27 22:23:30,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:30,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [372886856] [2020-10-27 22:23:30,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:31,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:31,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:32,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:32,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:33,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:23:36,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:23:36,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:23:36,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:23:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:23:36,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:23:36,709 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:36,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:36,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 22:23:36,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:36,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:23:36,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:36,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:36,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:23:36,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:36,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:36,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:36,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:36,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:36,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:36,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:36,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:23:36,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:36,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:36,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:36,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:36,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:23:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:36,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:23:36,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:36,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:36,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:36,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:23:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:36,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:36,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:36,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:36,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:36,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:23:36,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:36,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:36,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:36,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:23:36,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:23:36,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [372886856] [2020-10-27 22:23:36,976 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:36,976 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:23:36,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890510054] [2020-10-27 22:23:36,983 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:23:36,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:36,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:23:37,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:23:37,004 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 8 states. [2020-10-27 22:23:37,919 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:38,910 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:40,408 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:40,854 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:41,654 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:42,071 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:23:42,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:42,860 INFO L93 Difference]: Finished difference Result 407 states and 545 transitions. [2020-10-27 22:23:42,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:23:42,863 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:23:42,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:42,879 INFO L225 Difference]: With dead ends: 407 [2020-10-27 22:23:42,880 INFO L226 Difference]: Without dead ends: 249 [2020-10-27 22:23:42,885 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:23:42,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-27 22:23:43,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 216. [2020-10-27 22:23:43,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-27 22:23:43,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 263 transitions. [2020-10-27 22:23:43,012 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 263 transitions. Word has length 60 [2020-10-27 22:23:43,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:43,023 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 263 transitions. [2020-10-27 22:23:43,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:23:43,025 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 263 transitions. [2020-10-27 22:23:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 22:23:43,030 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:43,030 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:43,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:23:43,031 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:43,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:43,032 INFO L82 PathProgramCache]: Analyzing trace with hash 949450449, now seen corresponding path program 1 times [2020-10-27 22:23:43,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:43,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [221766974] [2020-10-27 22:23:43,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:23:43,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:23:43,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 818 [2020-10-27 22:23:43,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:43,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 22:23:43,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:43,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,295 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:44,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:44,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 22:23:44,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:44,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:23:44,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:44,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:44,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:44,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:44,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:44,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:44,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:23:44,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:44,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:44,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:23:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:44,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:44,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:44,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:44,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:23:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:44,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 22:23:44,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:44,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:23:44,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:44,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:44,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:23:44,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:44,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:23:44,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:44,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:44,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:23:44,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:23:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:44,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:44,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:23:44,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:23:44,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:44,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:44,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:44,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:44,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:44,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 22:23:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:44,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:44,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:44,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 26 [2020-10-27 22:23:44,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 22:23:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:44,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:44,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:44,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:44,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:44,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:44,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:44,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:44,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:44,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:44,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:44,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:23:44,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [221766974] [2020-10-27 22:23:44,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:44,675 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:23:44,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561210705] [2020-10-27 22:23:44,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:23:44,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:44,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:23:44,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:23:44,679 INFO L87 Difference]: Start difference. First operand 216 states and 263 transitions. Second operand 8 states. [2020-10-27 22:23:46,269 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:46,743 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:47,134 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:48,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:48,202 INFO L93 Difference]: Finished difference Result 474 states and 641 transitions. [2020-10-27 22:23:48,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:23:48,203 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-27 22:23:48,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:48,216 INFO L225 Difference]: With dead ends: 474 [2020-10-27 22:23:48,216 INFO L226 Difference]: Without dead ends: 286 [2020-10-27 22:23:48,222 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:23:48,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-27 22:23:48,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 229. [2020-10-27 22:23:48,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-27 22:23:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 282 transitions. [2020-10-27 22:23:48,345 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 282 transitions. Word has length 89 [2020-10-27 22:23:48,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:48,346 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 282 transitions. [2020-10-27 22:23:48,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:23:48,346 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 282 transitions. [2020-10-27 22:23:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 22:23:48,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:48,356 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:48,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:23:48,356 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:48,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:48,357 INFO L82 PathProgramCache]: Analyzing trace with hash 674690835, now seen corresponding path program 1 times [2020-10-27 22:23:48,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:48,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [682660132] [2020-10-27 22:23:48,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:48,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:48,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:23:49,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:23:49,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1062 [2020-10-27 22:23:49,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:49,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 22:23:49,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:49,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,891 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:49,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:23:49,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:49,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:49,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:49,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:49,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:49,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:23:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:49,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:49,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:23:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:50,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:23:50,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:23:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:50,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:50,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:23:50,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:50,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:23:50,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:50,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:50,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:23:50,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:50,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:23:50,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:50,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:50,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:50,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:50,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:50,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:50,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:50,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:50,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:50,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:50,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 22:23:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:50,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:50,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:50,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 22:23:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:50,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:50,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:50,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:50,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:23:50,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [682660132] [2020-10-27 22:23:50,205 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:50,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:23:50,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328339822] [2020-10-27 22:23:50,206 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:23:50,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:50,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:23:50,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:23:50,207 INFO L87 Difference]: Start difference. First operand 229 states and 282 transitions. Second operand 9 states. [2020-10-27 22:23:51,985 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:52,394 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:23:52,797 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:53,192 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:54,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:54,029 INFO L93 Difference]: Finished difference Result 489 states and 646 transitions. [2020-10-27 22:23:54,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:23:54,034 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-27 22:23:54,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:54,041 INFO L225 Difference]: With dead ends: 489 [2020-10-27 22:23:54,041 INFO L226 Difference]: Without dead ends: 288 [2020-10-27 22:23:54,042 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:23:54,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-10-27 22:23:54,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 234. [2020-10-27 22:23:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-10-27 22:23:54,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 287 transitions. [2020-10-27 22:23:54,131 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 287 transitions. Word has length 89 [2020-10-27 22:23:54,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:54,133 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 287 transitions. [2020-10-27 22:23:54,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:23:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 287 transitions. [2020-10-27 22:23:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-27 22:23:54,139 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:54,139 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:54,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:23:54,140 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]=== [2020-10-27 22:23:54,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:54,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1283601087, now seen corresponding path program 1 times [2020-10-27 22:23:54,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:54,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867522333] [2020-10-27 22:23:54,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-27 22:23:59,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:23:59,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 22:23:59,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-27 22:23:59,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 22:23:59,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,635 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:59,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:23:59,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:59,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:59,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:59,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:59,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:23:59,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:23:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:23:59,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:59,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:23:59,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:23:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:59,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:59,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:23:59,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:23:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:59,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:23:59,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-27 22:23:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:59,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:59,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:59,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:59,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:23:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:23:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 22:23:59,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867522333] [2020-10-27 22:23:59,896 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:23:59,896 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:23:59,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339579754] [2020-10-27 22:23:59,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:23:59,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:59,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:23:59,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:23:59,899 INFO L87 Difference]: Start difference. First operand 234 states and 287 transitions. Second operand 7 states. [2020-10-27 22:24:01,038 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:03,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:03,051 INFO L93 Difference]: Finished difference Result 656 states and 896 transitions. [2020-10-27 22:24:03,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:24:03,052 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 116 [2020-10-27 22:24:03,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:03,057 INFO L225 Difference]: With dead ends: 656 [2020-10-27 22:24:03,057 INFO L226 Difference]: Without dead ends: 348 [2020-10-27 22:24:03,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:24:03,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-10-27 22:24:03,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 280. [2020-10-27 22:24:03,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-10-27 22:24:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 343 transitions. [2020-10-27 22:24:03,156 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 343 transitions. Word has length 116 [2020-10-27 22:24:03,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:03,156 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 343 transitions. [2020-10-27 22:24:03,157 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:24:03,157 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 343 transitions. [2020-10-27 22:24:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 22:24:03,158 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:03,158 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:03,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:24:03,159 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:03,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:03,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1395216592, now seen corresponding path program 1 times [2020-10-27 22:24:03,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:03,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1128187468] [2020-10-27 22:24:03,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:03,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:03,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:04,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:04,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:24:04,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:04,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1761 [2020-10-27 22:24:04,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:04,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:04,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 22:24:04,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:04,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,364 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:05,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 22:24:05,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:05,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:05,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:05,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:05,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:05,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:05,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:05,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:24:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:05,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:05,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:24:05,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:24:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:05,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:05,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-27 22:24:05,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:05,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:05,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:05,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:05,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:05,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:05,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:05,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 22:24:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:05,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 22:24:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:05,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:05,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:05,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:05,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:05,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:05,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:05,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:05,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:05,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1128187468] [2020-10-27 22:24:05,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:05,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:24:05,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50587566] [2020-10-27 22:24:05,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:24:05,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:05,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:24:05,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:24:05,572 INFO L87 Difference]: Start difference. First operand 280 states and 343 transitions. Second operand 6 states. [2020-10-27 22:24:06,380 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:07,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:07,660 INFO L93 Difference]: Finished difference Result 492 states and 599 transitions. [2020-10-27 22:24:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:24:07,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2020-10-27 22:24:07,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:07,663 INFO L225 Difference]: With dead ends: 492 [2020-10-27 22:24:07,664 INFO L226 Difference]: Without dead ends: 294 [2020-10-27 22:24:07,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:24:07,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2020-10-27 22:24:07,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 253. [2020-10-27 22:24:07,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-10-27 22:24:07,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 297 transitions. [2020-10-27 22:24:07,719 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 297 transitions. Word has length 89 [2020-10-27 22:24:07,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:07,719 INFO L481 AbstractCegarLoop]: Abstraction has 253 states and 297 transitions. [2020-10-27 22:24:07,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:24:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 297 transitions. [2020-10-27 22:24:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-27 22:24:07,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:07,721 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:07,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:24:07,721 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:07,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:07,722 INFO L82 PathProgramCache]: Analyzing trace with hash -344293210, now seen corresponding path program 1 times [2020-10-27 22:24:07,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:07,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1504138315] [2020-10-27 22:24:07,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:07,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:24:08,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 620 [2020-10-27 22:24:08,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:24:08,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:08,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 22:24:08,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:08,874 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:08,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:08,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:08,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:08,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:08,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:08,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-27 22:24:08,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:08,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:08,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:08,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:24:08,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:09,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:09,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:09,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:09,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:09,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:09,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:09,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:24:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:09,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:09,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:09,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:09,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:24:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:09,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:24:09,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:24:09,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 22:24:09,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:09,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:09,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:24:09,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:09,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:24:09,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:09,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:09,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:09,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:09,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 22:24:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:09,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-27 22:24:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:09,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:09,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:09,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:09,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:09,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:09,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:09,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:09,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:09,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:09,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:09,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:09,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1504138315] [2020-10-27 22:24:09,209 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:09,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:24:09,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751081245] [2020-10-27 22:24:09,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:24:09,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:09,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:24:09,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:24:09,210 INFO L87 Difference]: Start difference. First operand 253 states and 297 transitions. Second operand 7 states. [2020-10-27 22:24:09,759 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:10,552 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:12,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:12,779 INFO L93 Difference]: Finished difference Result 722 states and 915 transitions. [2020-10-27 22:24:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:24:12,780 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-10-27 22:24:12,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:12,785 INFO L225 Difference]: With dead ends: 722 [2020-10-27 22:24:12,785 INFO L226 Difference]: Without dead ends: 497 [2020-10-27 22:24:12,786 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:24:12,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2020-10-27 22:24:12,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 458. [2020-10-27 22:24:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2020-10-27 22:24:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 548 transitions. [2020-10-27 22:24:12,865 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 548 transitions. Word has length 93 [2020-10-27 22:24:12,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:12,865 INFO L481 AbstractCegarLoop]: Abstraction has 458 states and 548 transitions. [2020-10-27 22:24:12,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:24:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 548 transitions. [2020-10-27 22:24:12,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-27 22:24:12,867 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:12,867 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:12,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:24:12,867 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:12,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:12,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1519252404, now seen corresponding path program 1 times [2020-10-27 22:24:12,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:12,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [860105272] [2020-10-27 22:24:12,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:12,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:13,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:14,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:14,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-27 22:24:14,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:14,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1800 [2020-10-27 22:24:14,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:14,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:24:14,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:24:14,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 22:24:14,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,209 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:15,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 22:24:15,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:15,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:15,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:15,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:15,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:24:15,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:24:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:15,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:15,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:15,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:15,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 22:24:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:15,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:24:15,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:24:15,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:15,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:15,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:15,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:24:15,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:15,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:15,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:15,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:24:15,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:15,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:15,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:15,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:15,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:15,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:15,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:15,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:24:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:15,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:15,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:15,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:15,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:24:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:15,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:15,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:15,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:15,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:15,491 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [860105272] [2020-10-27 22:24:15,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:15,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:24:15,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812186168] [2020-10-27 22:24:15,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:24:15,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:15,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:24:15,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:24:15,494 INFO L87 Difference]: Start difference. First operand 458 states and 548 transitions. Second operand 12 states. [2020-10-27 22:24:16,245 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:17,514 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:18,516 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:19,006 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:19,433 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:19,903 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:20,371 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:22,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:22,083 INFO L93 Difference]: Finished difference Result 906 states and 1146 transitions. [2020-10-27 22:24:22,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:24:22,083 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-27 22:24:22,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:22,087 INFO L225 Difference]: With dead ends: 906 [2020-10-27 22:24:22,088 INFO L226 Difference]: Without dead ends: 546 [2020-10-27 22:24:22,090 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:24:22,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2020-10-27 22:24:22,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 469. [2020-10-27 22:24:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469 states. [2020-10-27 22:24:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 566 transitions. [2020-10-27 22:24:22,192 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 566 transitions. Word has length 97 [2020-10-27 22:24:22,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:22,193 INFO L481 AbstractCegarLoop]: Abstraction has 469 states and 566 transitions. [2020-10-27 22:24:22,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:24:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 566 transitions. [2020-10-27 22:24:22,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-27 22:24:22,195 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:22,195 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:22,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:24:22,196 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:22,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:22,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1612370342, now seen corresponding path program 1 times [2020-10-27 22:24:22,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:22,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [206805610] [2020-10-27 22:24:22,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:23,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:24:27,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,665 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:27,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:24:27,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:27,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:27,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:27,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:27,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:27,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:27,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:27,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:27,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:27,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:24:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 22:24:27,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:24:27,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:27,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:27,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:27,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:24:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:27,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:27,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:27,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:27,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:27,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:27,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:27,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:24:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:27,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:27,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:27,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:24:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:27,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:27,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:27,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:24:27,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:27,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:27,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:27,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:24:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:27,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:27,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:27,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 22:24:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:27,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:27,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:27,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:27,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 22:24:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:27,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:27,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:27,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:27,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:27,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:27,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:27,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:27,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:27,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:27,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:28,016 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 22:24:28,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [206805610] [2020-10-27 22:24:28,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:24:28,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:24:28,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754728874] [2020-10-27 22:24:28,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:24:28,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:28,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:24:28,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:24:28,019 INFO L87 Difference]: Start difference. First operand 469 states and 566 transitions. Second operand 12 states. [2020-10-27 22:24:28,896 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:24:29,765 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:30,213 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 22:24:30,779 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-27 22:24:31,658 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:24:32,580 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-10-27 22:24:33,141 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-27 22:24:33,752 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-27 22:24:35,032 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:35,724 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:24:36,205 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-27 22:24:36,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:36,599 INFO L93 Difference]: Finished difference Result 714 states and 879 transitions. [2020-10-27 22:24:36,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-27 22:24:36,600 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 132 [2020-10-27 22:24:36,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:36,601 INFO L225 Difference]: With dead ends: 714 [2020-10-27 22:24:36,601 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:24:36,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=453, Invalid=1353, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 22:24:36,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:24:36,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:24:36,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:24:36,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:24:36,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2020-10-27 22:24:36,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:36,606 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:24:36,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:24:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:24:36,606 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:24:36,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:24:36,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:24:37,002 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 24 [2020-10-27 22:24:38,421 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 255 [2020-10-27 22:24:42,113 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 262 [2020-10-27 22:24:43,115 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 254 [2020-10-27 22:24:43,346 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 254 [2020-10-27 22:24:44,559 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2020-10-27 22:24:44,963 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-27 22:24:45,290 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 25 [2020-10-27 22:24:46,028 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 25 [2020-10-27 22:24:46,317 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 22:24:46,889 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 33 [2020-10-27 22:24:47,537 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2020-10-27 22:24:47,888 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:24:48,179 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-27 22:24:48,498 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:24:48,860 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 26 [2020-10-27 22:24:49,194 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:49,497 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-27 22:24:49,820 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-27 22:24:50,072 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 47 [2020-10-27 22:24:50,451 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-10-27 22:24:52,010 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 215 DAG size of output: 37 [2020-10-27 22:24:52,345 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 7 [2020-10-27 22:24:52,627 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-27 22:24:52,947 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-10-27 22:24:54,455 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 201 DAG size of output: 33 [2020-10-27 22:24:55,141 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 15 [2020-10-27 22:24:56,657 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 198 DAG size of output: 32 [2020-10-27 22:24:58,161 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 205 DAG size of output: 32 [2020-10-27 22:24:58,691 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 33 [2020-10-27 22:24:59,598 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 22 [2020-10-27 22:25:00,286 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 28 [2020-10-27 22:25:00,641 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 26 [2020-10-27 22:25:00,965 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:01,287 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:01,574 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 19 [2020-10-27 22:25:01,891 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:02,250 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 26 [2020-10-27 22:25:02,593 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 14 [2020-10-27 22:25:02,913 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-27 22:25:03,235 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:03,969 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 25 [2020-10-27 22:25:04,285 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:05,264 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 59 [2020-10-27 22:25:05,866 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 3 [2020-10-27 22:25:07,271 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 190 DAG size of output: 29 [2020-10-27 22:25:07,783 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 33 [2020-10-27 22:25:08,071 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 19 [2020-10-27 22:25:08,671 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 33 [2020-10-27 22:25:09,726 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 183 DAG size of output: 26 [2020-10-27 22:25:10,301 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 7 [2020-10-27 22:25:10,650 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 26 [2020-10-27 22:25:10,654 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:25:10,654 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:25:10,654 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point L575(lines 552 576) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 528 583) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point L559-1(lines 559 563) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point L553-2(lines 553 574) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 528 583) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 528 583) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point L610-2(lines 610 635) no Hoare annotation was computed. [2020-10-27 22:25:10,655 INFO L274 CegarLoopResult]: For program point L636(lines 609 637) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 584 643) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point L629-1(line 629) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 584 643) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 584 643) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point L616-1(lines 616 620) no Hoare annotation was computed. [2020-10-27 22:25:10,656 INFO L274 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-27 22:25:10,657 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 459 465) the Hoare annotation is: true [2020-10-27 22:25:10,657 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 459 465) no Hoare annotation was computed. [2020-10-27 22:25:10,657 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 466 474) no Hoare annotation was computed. [2020-10-27 22:25:10,657 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 466 474) the Hoare annotation is: true [2020-10-27 22:25:10,657 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 466 474) no Hoare annotation was computed. [2020-10-27 22:25:10,658 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 956 963) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-27 22:25:10,658 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 956 963) no Hoare annotation was computed. [2020-10-27 22:25:10,658 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 956 963) no Hoare annotation was computed. [2020-10-27 22:25:10,660 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 964 973) the Hoare annotation is: (let ((.cse0 (not (<= ~pumpRunning~0 0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (and (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) .cse0) (and (not (< 0 (+ ~pumpRunning~0 1))) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) .cse1 .cse2) (or (not (<= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0)) .cse2 .cse0) (or .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:10,660 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 964 973) no Hoare annotation was computed. [2020-10-27 22:25:10,660 INFO L274 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-10-27 22:25:10,660 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 964 973) no Hoare annotation was computed. [2020-10-27 22:25:10,660 INFO L270 CegarLoopResult]: At program point L989(line 989) the Hoare annotation is: (let ((.cse1 (not (<= ~pumpRunning~0 0))) (.cse0 (not (<= ~waterLevel~0 2)))) (and (or (and (not (< 0 (+ ~pumpRunning~0 1))) (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0))) .cse0 (and .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (or (not (<= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:10,660 INFO L274 CegarLoopResult]: For program point L987(lines 987 993) no Hoare annotation was computed. [2020-10-27 22:25:10,661 INFO L274 CegarLoopResult]: For program point L986(lines 986 996) no Hoare annotation was computed. [2020-10-27 22:25:10,661 INFO L270 CegarLoopResult]: At program point L984(line 984) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:25:10,661 INFO L274 CegarLoopResult]: For program point L984-1(line 984) no Hoare annotation was computed. [2020-10-27 22:25:10,661 INFO L274 CegarLoopResult]: For program point L982(lines 982 999) no Hoare annotation was computed. [2020-10-27 22:25:10,661 INFO L274 CegarLoopResult]: For program point L982-1(lines 974 1002) no Hoare annotation was computed. [2020-10-27 22:25:10,661 INFO L277 CegarLoopResult]: At program point L980(line 980) the Hoare annotation is: true [2020-10-27 22:25:10,661 INFO L274 CegarLoopResult]: For program point L980-1(line 980) no Hoare annotation was computed. [2020-10-27 22:25:10,661 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 974 1002) the Hoare annotation is: true [2020-10-27 22:25:10,662 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 974 1002) no Hoare annotation was computed. [2020-10-27 22:25:10,662 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 350 372) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,662 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 350 372) no Hoare annotation was computed. [2020-10-27 22:25:10,662 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 350 372) no Hoare annotation was computed. [2020-10-27 22:25:10,662 INFO L270 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,662 INFO L270 CegarLoopResult]: At program point L362-1(line 362) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,662 INFO L274 CegarLoopResult]: For program point L360(lines 360 367) no Hoare annotation was computed. [2020-10-27 22:25:10,662 INFO L274 CegarLoopResult]: For program point L360-1(lines 360 367) no Hoare annotation was computed. [2020-10-27 22:25:10,662 INFO L274 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-27 22:25:10,662 INFO L270 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,662 INFO L270 CegarLoopResult]: At program point L356(line 356) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,662 INFO L270 CegarLoopResult]: At program point L356-1(line 356) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 303 326) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 303 326) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 303 326) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L315(line 315) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L312(line 312) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L311(line 311) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L310(line 310) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-10-27 22:25:10,663 INFO L274 CegarLoopResult]: For program point L308(line 308) no Hoare annotation was computed. [2020-10-27 22:25:10,664 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 254 268) no Hoare annotation was computed. [2020-10-27 22:25:10,664 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 254 268) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:25:10,664 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 254 268) no Hoare annotation was computed. [2020-10-27 22:25:10,664 INFO L270 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:25:10,664 INFO L274 CegarLoopResult]: For program point L258(lines 258 264) no Hoare annotation was computed. [2020-10-27 22:25:10,664 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 171 179) no Hoare annotation was computed. [2020-10-27 22:25:10,664 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 171 179) the Hoare annotation is: true [2020-10-27 22:25:10,664 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 171 179) no Hoare annotation was computed. [2020-10-27 22:25:10,664 INFO L274 CegarLoopResult]: For program point L242-1(line 242) no Hoare annotation was computed. [2020-10-27 22:25:10,664 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 235 253) the Hoare annotation is: true [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 235 253) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L277 CegarLoopResult]: At program point L242(line 242) the Hoare annotation is: true [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 235 253) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point L187(lines 187 195) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point L187-2(lines 187 195) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point L210-1(line 210) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 180 215) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-10-27 22:25:10,665 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 180 215) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point L199-2(lines 199 207) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 180 215) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 452 458) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 452 458) the Hoare annotation is: true [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 482 527) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 482 527) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 482 527) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point L826(lines 826 827) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 795 840) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point L819(lines 819 820) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point L815(lines 815 822) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 819 820) no Hoare annotation was computed. [2020-10-27 22:25:10,666 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 826 827) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 795 840) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point L809(lines 809 829) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point L809-1(lines 809 829) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 795 840) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 336 346) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 336 346) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 336 346) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L270 CegarLoopResult]: At program point L341(line 341) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 160 170) no Hoare annotation was computed. [2020-10-27 22:25:10,667 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 160 170) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 160 170) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point L165-1(line 165) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 152 159) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 152 159) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 152 159) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point L926(lines 926 932) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 922 935) no Hoare annotation was computed. [2020-10-27 22:25:10,668 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 922 935) the Hoare annotation is: true [2020-10-27 22:25:10,668 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 922 935) no Hoare annotation was computed. [2020-10-27 22:25:10,669 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse1 (and .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:10,669 INFO L274 CegarLoopResult]: For program point L127(lines 127 135) no Hoare annotation was computed. [2020-10-27 22:25:10,669 INFO L270 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse1 (and .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:10,669 INFO L274 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed. [2020-10-27 22:25:10,669 INFO L274 CegarLoopResult]: For program point L123(lines 123 140) no Hoare annotation was computed. [2020-10-27 22:25:10,669 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 119 143) no Hoare annotation was computed. [2020-10-27 22:25:10,669 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 119 143) the Hoare annotation is: (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (not (<= ~waterLevel~0 2)) (and (not (<= |old(~pumpRunning~0)| 0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:25:10,670 INFO L270 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (not (<= ~waterLevel~0 2)) (and (not (<= |old(~pumpRunning~0)| 0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:10,670 INFO L274 CegarLoopResult]: For program point L138-1(lines 119 143) no Hoare annotation was computed. [2020-10-27 22:25:10,670 INFO L270 CegarLoopResult]: At program point L133(line 133) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse1 (and .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:10,670 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 85 91) no Hoare annotation was computed. [2020-10-27 22:25:10,670 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 85 91) the Hoare annotation is: true [2020-10-27 22:25:10,670 INFO L270 CegarLoopResult]: At program point testENTRY(lines 374 439) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:10,670 INFO L274 CegarLoopResult]: For program point testFINAL(lines 374 439) no Hoare annotation was computed. [2020-10-27 22:25:10,670 INFO L270 CegarLoopResult]: At program point L432(lines 383 433) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-27 22:25:10,671 INFO L277 CegarLoopResult]: At program point L422(line 422) the Hoare annotation is: true [2020-10-27 22:25:10,671 INFO L274 CegarLoopResult]: For program point L420(lines 420 426) no Hoare annotation was computed. [2020-10-27 22:25:10,671 INFO L270 CegarLoopResult]: At program point L420-1(lines 414 427) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (<= 0 ~pumpRunning~0) .cse0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 2 ~waterLevel~0) .cse2) (and (or .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 (or (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 0 (+ ~pumpRunning~0 1))) .cse2))) [2020-10-27 22:25:10,671 INFO L274 CegarLoopResult]: For program point L385(lines 384 431) no Hoare annotation was computed. [2020-10-27 22:25:10,671 INFO L274 CegarLoopResult]: For program point L414(lines 414 427) no Hoare annotation was computed. [2020-10-27 22:25:10,671 INFO L270 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (<= 0 ~pumpRunning~0) .cse0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 2 ~waterLevel~0) .cse2) (and (or .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 (or (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 0 (+ ~pumpRunning~0 1))) .cse2))) [2020-10-27 22:25:10,671 INFO L274 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2020-10-27 22:25:10,672 INFO L274 CegarLoopResult]: For program point L404-1(lines 404 410) no Hoare annotation was computed. [2020-10-27 22:25:10,672 INFO L270 CegarLoopResult]: At program point L429(lines 384 431) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (<= 0 ~pumpRunning~0) .cse0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 2 ~waterLevel~0) .cse2) (and (or .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 (or (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 0 (+ ~pumpRunning~0 1))) .cse2))) [2020-10-27 22:25:10,672 INFO L270 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (<= 0 ~pumpRunning~0) .cse0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 2 ~waterLevel~0) .cse2) (and (or .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 (or (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 0 (+ ~pumpRunning~0 1))) .cse2))) [2020-10-27 22:25:10,672 INFO L274 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2020-10-27 22:25:10,672 INFO L274 CegarLoopResult]: For program point L394-1(lines 394 400) no Hoare annotation was computed. [2020-10-27 22:25:10,672 INFO L274 CegarLoopResult]: For program point testEXIT(lines 374 439) no Hoare annotation was computed. [2020-10-27 22:25:10,672 INFO L274 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2020-10-27 22:25:10,672 INFO L274 CegarLoopResult]: For program point L769(lines 769 776) no Hoare annotation was computed. [2020-10-27 22:25:10,672 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 773 774) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 780 781) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point L763(lines 763 783) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point L763-1(lines 763 783) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 749 794) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 749 794) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 749 794) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point L780(lines 780 781) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point L773(lines 773 774) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 936 944) no Hoare annotation was computed. [2020-10-27 22:25:10,673 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 936 944) the Hoare annotation is: true [2020-10-27 22:25:10,673 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 936 944) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point L898-2(lines 898 906) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 890 912) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 890 912) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 890 912) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point L898(lines 898 906) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 442 451) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 442 451) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 442 451) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point L735(lines 735 742) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 646 748) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point L696(lines 695 715) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-27 22:25:10,674 INFO L274 CegarLoopResult]: For program point L727-1(line 727) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L692(lines 692 733) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L711-1(line 711) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 646 748) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L670(lines 670 674) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L734(lines 734 745) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L697(lines 697 701) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L695-2(lines 695 715) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 646 748) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L716(lines 694 717) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point L675(lines 675 691) no Hoare annotation was computed. [2020-10-27 22:25:10,675 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:10,676 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:25:10,676 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:10,676 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2020-10-27 22:25:10,676 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2020-10-27 22:25:10,676 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 144 151) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:25:10,676 INFO L274 CegarLoopResult]: For program point L225(lines 225 229) no Hoare annotation was computed. [2020-10-27 22:25:10,677 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 216 234) no Hoare annotation was computed. [2020-10-27 22:25:10,677 INFO L277 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: true [2020-10-27 22:25:10,677 INFO L274 CegarLoopResult]: For program point L225-2(lines 225 229) no Hoare annotation was computed. [2020-10-27 22:25:10,677 INFO L274 CegarLoopResult]: For program point L223-1(line 223) no Hoare annotation was computed. [2020-10-27 22:25:10,677 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 216 234) the Hoare annotation is: true [2020-10-27 22:25:10,677 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 216 234) no Hoare annotation was computed. [2020-10-27 22:25:10,677 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 913 921) the Hoare annotation is: true [2020-10-27 22:25:10,677 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 913 921) no Hoare annotation was computed. [2020-10-27 22:25:10,677 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 913 921) no Hoare annotation was computed. [2020-10-27 22:25:10,677 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 869 880) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= ~pumpRunning~0 0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (<= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0)) .cse0 .cse1) (or .cse2 .cse1 (not (<= 2 ~waterLevel~0))) (or (and (not (< 0 (+ ~pumpRunning~0 1))) (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0))) .cse2 (and .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) .cse1))) [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point L873-1(lines 869 880) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 869 880) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 881 889) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 881 889) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 881 889) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point L65(lines 61 83) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L274 CegarLoopResult]: For program point L63(lines 61 83) no Hoare annotation was computed. [2020-10-27 22:25:10,678 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 58 84) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) (not (= 0 ~systemActive~0)) .cse1) (or .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse2 (and .cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) .cse1))) [2020-10-27 22:25:10,679 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 58 84) no Hoare annotation was computed. [2020-10-27 22:25:10,679 INFO L270 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: (let ((.cse3 (not (<= |old(~pumpRunning~0)| 0))) (.cse10 (<= ~pumpRunning~0 0)) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (<= ~waterLevel~0 2))) (let ((.cse0 (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) (or .cse10 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse8 (or (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 0 (+ ~pumpRunning~0 1))) .cse9)) (.cse4 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse8 (<= 0 ~pumpRunning~0) .cse9 .cse10)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (and .cse3 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)))) (.cse7 (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (.cse5 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse7 .cse2) (or .cse3 .cse1 .cse4 .cse2) (or .cse1 .cse6 .cse7 .cse5)))) [2020-10-27 22:25:10,679 INFO L270 CegarLoopResult]: At program point L72(lines 72 78) the Hoare annotation is: (let ((.cse20 (<= ~pumpRunning~0 0))) (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse17 (= 0 ~systemActive~0)) (.cse19 (<= 0 ~pumpRunning~0)) (.cse10 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse14 (or .cse20 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (or (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 0 (+ ~pumpRunning~0 1)))) (.cse12 (<= ~waterLevel~0 2))) (let ((.cse4 (and .cse10 .cse14 .cse15 .cse16 .cse12)) (.cse6 (and .cse10 .cse19 .cse12 .cse20)) (.cse1 (and .cse15 .cse17 .cse19 .cse20)) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse7 (and .cse18 .cse11 .cse12)) (.cse13 (and .cse18 .cse15 .cse19 .cse12 .cse20)) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and .cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)))) (.cse9 (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (.cse3 (not .cse17))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse7) (or .cse4 .cse5 .cse6 .cse1 .cse8 .cse9 .cse7 (and .cse10 .cse11 .cse12) .cse13) (or .cse0 .cse5 .cse1 .cse2 .cse7 .cse13) (or (and .cse14 .cse15 .cse16) .cse5 .cse8 .cse9 .cse3))))) [2020-10-27 22:25:10,679 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 58 84) no Hoare annotation was computed. [2020-10-27 22:25:10,680 INFO L270 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (or (<= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (or (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 0 (+ ~pumpRunning~0 1)))) (.cse4 (not (<= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 (<= ~waterLevel~0 2))) (or .cse4 .cse5 (not (= 0 ~systemActive~0))) (or .cse4 .cse0 .cse5) (or .cse0 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (and .cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))))) [2020-10-27 22:25:10,680 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 271 300) no Hoare annotation was computed. [2020-10-27 22:25:10,680 INFO L274 CegarLoopResult]: For program point L285(lines 285 289) no Hoare annotation was computed. [2020-10-27 22:25:10,680 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 271 300) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 0 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-27 22:25:10,680 INFO L270 CegarLoopResult]: At program point L285-1(lines 285 289) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 0 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:10,680 INFO L274 CegarLoopResult]: For program point L282(line 282) no Hoare annotation was computed. [2020-10-27 22:25:10,680 INFO L270 CegarLoopResult]: At program point L281-2(lines 281 295) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 0 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:10,680 INFO L270 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 0 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-27 22:25:10,681 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-27 22:25:10,681 INFO L277 CegarLoopResult]: At program point L296(lines 271 300) the Hoare annotation is: true [2020-10-27 22:25:10,681 INFO L274 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-10-27 22:25:10,681 INFO L274 CegarLoopResult]: For program point L849-1(lines 845 856) no Hoare annotation was computed. [2020-10-27 22:25:10,681 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 845 856) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (= |old(~waterLevel~0)| ~waterLevel~0) (and (not (< 0 (+ ~pumpRunning~0 1))) (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (not (<= ~pumpRunning~0 0)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2020-10-27 22:25:10,681 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 845 856) no Hoare annotation was computed. [2020-10-27 22:25:10,681 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 327 333) no Hoare annotation was computed. [2020-10-27 22:25:10,681 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 327 333) the Hoare annotation is: true [2020-10-27 22:25:10,681 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:10,681 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:25:10,681 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:25:10,682 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:10,682 INFO L274 CegarLoopResult]: For program point L97(lines 97 114) no Hoare annotation was computed. [2020-10-27 22:25:10,682 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 93 117) the Hoare annotation is: (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (not (<= ~waterLevel~0 2)) (and (not (<= |old(~pumpRunning~0)| 0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:25:10,682 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 93 117) no Hoare annotation was computed. [2020-10-27 22:25:10,682 INFO L270 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse1 (and .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:10,682 INFO L274 CegarLoopResult]: For program point L112-1(lines 93 117) no Hoare annotation was computed. [2020-10-27 22:25:10,682 INFO L270 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (<= 0 ~pumpRunning~0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1)) (<= ~pumpRunning~0 0)) (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (not (<= ~waterLevel~0 2)) (and (not (<= |old(~pumpRunning~0)| 0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)))) [2020-10-27 22:25:10,682 INFO L270 CegarLoopResult]: At program point L103(line 103) the Hoare annotation is: (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (not (<= ~waterLevel~0 2)) (and (not (<= |old(~pumpRunning~0)| 0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:10,683 INFO L274 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-27 22:25:10,683 INFO L270 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (or (and (not (< 0 (+ |old(~pumpRunning~0)| 1))) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (not (<= ~waterLevel~0 2)) (and (not (<= |old(~pumpRunning~0)| 0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:10,683 INFO L274 CegarLoopResult]: For program point L99-1(line 99) no Hoare annotation was computed. [2020-10-27 22:25:10,683 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 857 868) no Hoare annotation was computed. [2020-10-27 22:25:10,683 INFO L274 CegarLoopResult]: For program point L861-1(lines 857 868) no Hoare annotation was computed. [2020-10-27 22:25:10,683 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 857 868) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (and (not (< 0 (+ ~pumpRunning~0 1))) (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and .cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse1 (not (<= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0)) .cse2))) [2020-10-27 22:25:10,683 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 946 953) no Hoare annotation was computed. [2020-10-27 22:25:10,683 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 946 953) the Hoare annotation is: true [2020-10-27 22:25:10,683 INFO L274 CegarLoopResult]: For program point L950(line 950) no Hoare annotation was computed. [2020-10-27 22:25:10,684 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 946 953) no Hoare annotation was computed. [2020-10-27 22:25:10,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:25:10 BoogieIcfgContainer [2020-10-27 22:25:10,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:25:10,704 INFO L168 Benchmark]: Toolchain (without parser) took 102604.29 ms. Allocated memory was 152.0 MB in the beginning and 739.2 MB in the end (delta: 587.2 MB). Free memory was 126.6 MB in the beginning and 619.1 MB in the end (delta: -492.5 MB). Peak memory consumption was 455.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:10,704 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 152.0 MB. Free memory is still 126.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:25:10,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.74 ms. Allocated memory is still 152.0 MB. Free memory was 126.0 MB in the beginning and 104.3 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:10,706 INFO L168 Benchmark]: Boogie Preprocessor took 172.84 ms. Allocated memory is still 152.0 MB. Free memory was 104.3 MB in the beginning and 100.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:10,706 INFO L168 Benchmark]: RCFGBuilder took 1622.74 ms. Allocated memory was 152.0 MB in the beginning and 196.1 MB in the end (delta: 44.0 MB). Free memory was 100.1 MB in the beginning and 171.9 MB in the end (delta: -71.8 MB). Peak memory consumption was 56.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:10,707 INFO L168 Benchmark]: TraceAbstraction took 100127.69 ms. Allocated memory was 196.1 MB in the beginning and 739.2 MB in the end (delta: 543.2 MB). Free memory was 171.4 MB in the beginning and 619.1 MB in the end (delta: -447.7 MB). Peak memory consumption was 455.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:10,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 152.0 MB. Free memory is still 126.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 662.74 ms. Allocated memory is still 152.0 MB. Free memory was 126.0 MB in the beginning and 104.3 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 172.84 ms. Allocated memory is still 152.0 MB. Free memory was 104.3 MB in the beginning and 100.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1622.74 ms. Allocated memory was 152.0 MB in the beginning and 196.1 MB in the end (delta: 44.0 MB). Free memory was 100.1 MB in the beginning and 171.9 MB in the end (delta: -71.8 MB). Peak memory consumption was 56.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 100127.69 ms. Allocated memory was 196.1 MB in the beginning and 739.2 MB in the end (delta: 543.2 MB). Free memory was 171.4 MB in the beginning and 619.1 MB in the end (delta: -447.7 MB). Peak memory consumption was 455.7 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: 780]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 773]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 819]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 826]: 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: 383]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || ((0 == systemActive && 0 <= pumpRunning) && pumpRunning <= 0)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || !(0 == systemActive)) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || ((0 == systemActive && 0 <= pumpRunning) && pumpRunning <= 0)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 2 <= waterLevel) && waterLevel <= 2)) || ((((pumpRunning <= 0 || pumpRunning <= switchedOnBeforeTS) && splverifierCounter <= 0) && (switchedOnBeforeTS <= pumpRunning || 0 < pumpRunning + 1)) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 263 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 65.9s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 37.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 34.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1222 SDtfs, 2766 SDslu, 1494 SDs, 0 SdLazy, 5522 SolverSat, 1982 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 420 GetRequests, 281 SyntacticMatches, 3 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 739 ImplicationChecksByTransitivity, 18.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=469occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 369 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 1032 PreInvPairs, 1265 NumberOfFragments, 2259 HoareAnnotationTreeSize, 1032 FomulaSimplifications, 13014067 FormulaSimplificationTreeSizeReduction, 6.9s HoareSimplificationTime, 65 FomulaSimplificationsInter, 102870 FormulaSimplificationTreeSizeReductionInter, 26.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 27.1s InterpolantComputationTime, 765 NumberOfCodeBlocks, 765 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 757 ConstructedInterpolants, 0 QuantifiedInterpolants, 285648 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 71/75 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...