/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:36:40,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:36:40,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:36:40,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:36:40,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:36:40,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:36:40,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:36:40,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:36:40,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:36:40,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:36:40,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:36:40,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:36:40,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:36:40,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:36:40,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:36:40,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:36:40,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:36:40,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:36:40,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:36:40,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:36:40,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:36:40,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:36:40,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:36:40,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:36:40,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:36:40,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:36:40,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:36:40,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:36:40,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:36:40,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:36:40,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:36:40,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:36:40,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:36:40,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:36:40,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:36:40,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:36:40,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:36:40,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:36:40,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:36:40,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:36:40,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:36:40,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:36:41,013 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:36:41,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:36:41,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:36:41,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:36:41,019 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:36:41,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:36:41,019 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:36:41,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:36:41,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:36:41,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:36:41,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:36:41,021 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:36:41,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:36:41,022 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:36:41,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:36:41,022 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:36:41,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:36:41,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:36:41,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:36:41,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:36:41,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:36:41,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:36:41,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:36:41,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:36:41,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:36:41,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:36:41,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:36:41,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:36:41,025 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:36:41,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:36:41,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:36:41,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:36:41,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:36:41,526 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:36:41,527 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:36:41,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c [2020-10-27 03:36:41,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5d523c8a/2b51a21155214b93a7da04d3a8a86ed1/FLAG8d5c10eaf [2020-10-27 03:36:42,408 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:36:42,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product49.cil.c [2020-10-27 03:36:42,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5d523c8a/2b51a21155214b93a7da04d3a8a86ed1/FLAG8d5c10eaf [2020-10-27 03:36:42,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5d523c8a/2b51a21155214b93a7da04d3a8a86ed1 [2020-10-27 03:36:42,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:36:42,730 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:36:42,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:36:42,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:36:42,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:36:42,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:36:42" (1/1) ... [2020-10-27 03:36:42,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb9082b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:42, skipping insertion in model container [2020-10-27 03:36:42,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:36:42" (1/1) ... [2020-10-27 03:36:42,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:36:42,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:36:43,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:36:43,143 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:36:43,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:36:43,284 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:36:43,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43 WrapperNode [2020-10-27 03:36:43,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:36:43,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:36:43,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:36:43,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:36:43,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... [2020-10-27 03:36:43,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... [2020-10-27 03:36:43,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... [2020-10-27 03:36:43,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... [2020-10-27 03:36:43,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... [2020-10-27 03:36:43,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... [2020-10-27 03:36:43,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... [2020-10-27 03:36:43,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:36:43,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:36:43,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:36:43,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:36:43,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:36:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:36:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:36:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:36:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:36:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:36:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:36:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:36:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:36:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:36:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:36:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:36:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:36:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:36:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:36:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:36:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:36:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:36:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:36:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:36:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:36:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:36:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:36:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:36:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:36:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:36:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:36:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:36:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:36:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:36:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:36:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:36:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:36:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:36:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:36:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:36:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:36:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:36:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:36:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:36:43,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:36:43,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:36:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:36:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:36:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:36:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:36:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:36:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:36:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:36:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:36:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:36:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:36:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:36:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:36:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:36:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:36:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:36:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:36:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:36:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:36:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:36:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:36:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:36:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:36:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:36:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:36:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:36:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:36:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:36:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:36:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:36:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:36:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:36:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:36:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:36:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:36:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:36:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:36:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:36:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:36:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:36:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:36:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:36:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:36:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:36:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:36:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:36:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:36:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:36:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:36:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:36:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:36:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:36:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:36:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:36:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:36:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:36:44,821 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:36:44,821 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:36:44,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:44 BoogieIcfgContainer [2020-10-27 03:36:44,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:36:44,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:36:44,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:36:44,833 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:36:44,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:36:42" (1/3) ... [2020-10-27 03:36:44,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49920223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:44, skipping insertion in model container [2020-10-27 03:36:44,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:43" (2/3) ... [2020-10-27 03:36:44,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49920223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:44, skipping insertion in model container [2020-10-27 03:36:44,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:44" (3/3) ... [2020-10-27 03:36:44,838 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product49.cil.c [2020-10-27 03:36:44,852 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:36:44,858 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:36:44,891 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:36:44,923 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:36:44,924 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:36:44,924 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:36:44,924 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:36:44,924 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:36:44,924 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:36:44,925 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:36:44,925 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:36:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states. [2020-10-27 03:36:44,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 03:36:44,959 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:44,960 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:44,961 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:44,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:44,967 INFO L82 PathProgramCache]: Analyzing trace with hash 995908884, now seen corresponding path program 1 times [2020-10-27 03:36:44,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:44,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1648539911] [2020-10-27 03:36:44,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:45,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:45,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:48,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:48,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 03:36:48,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:36:48,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3168 [2020-10-27 03:36:48,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:36:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 03:36:48,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 03:36:48,947 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:48,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:49,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 03:36:49,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:49,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:49,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:49,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:49,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:49,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:49,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:49,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:49,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:49,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:36:49,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:49,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:49,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:49,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:49,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:49,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:49,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:49,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:49,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:49,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:49,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:49,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:49,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:49,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:49,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:49,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:49,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:49,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:49,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:36:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:49,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:36:49,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:49,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:49,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:49,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:36:49,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:36:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:49,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:36:49,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:49,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:49,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:49,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:49,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:36:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:49,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:49,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:49,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:49,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:49,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:49,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:36:49,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1648539911] [2020-10-27 03:36:49,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:49,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:49,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190789147] [2020-10-27 03:36:49,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:49,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:49,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:49,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:49,336 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 8 states. [2020-10-27 03:36:50,063 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:51,043 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:52,073 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-10-27 03:36:52,722 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:36:53,211 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:36:53,595 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:36:54,131 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:54,577 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:54,946 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:55,682 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:36:57,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:57,503 INFO L93 Difference]: Finished difference Result 574 states and 804 transitions. [2020-10-27 03:36:57,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 03:36:57,505 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-10-27 03:36:57,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:57,539 INFO L225 Difference]: With dead ends: 574 [2020-10-27 03:36:57,540 INFO L226 Difference]: Without dead ends: 401 [2020-10-27 03:36:57,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:36:57,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-10-27 03:36:57,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 355. [2020-10-27 03:36:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355 states. [2020-10-27 03:36:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 455 transitions. [2020-10-27 03:36:57,744 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 455 transitions. Word has length 53 [2020-10-27 03:36:57,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:57,745 INFO L481 AbstractCegarLoop]: Abstraction has 355 states and 455 transitions. [2020-10-27 03:36:57,745 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:57,745 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 455 transitions. [2020-10-27 03:36:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-27 03:36:57,753 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:57,753 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:57,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:36:57,754 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:36:57,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:57,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1253483347, now seen corresponding path program 1 times [2020-10-27 03:36:57,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:57,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [273128866] [2020-10-27 03:36:57,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:57,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:58,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:58,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:01,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:02,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:02,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-27 03:37:02,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:37:02,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 03:37:02,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:02,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:37:02,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:02,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-27 03:37:02,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,149 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:03,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:03,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 03:37:03,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:03,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:03,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:03,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:03,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:03,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:03,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:03,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:03,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:03,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:03,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:03,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:03,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:03,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:03,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:03,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:03,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:03,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:03,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:03,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:03,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:03,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:03,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:03,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:03,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:03,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:37:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:03,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:03,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:03,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:03,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:03,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:37:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:03,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:03,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:03,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:03,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:03,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:37:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:03,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:03,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:03,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 03:37:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:03,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:03,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:03,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:03,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:03,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:03,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:03,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:03,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:37:03,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [273128866] [2020-10-27 03:37:03,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:37:03,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 03:37:03,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112139340] [2020-10-27 03:37:03,373 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 03:37:03,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:03,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 03:37:03,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:37:03,374 INFO L87 Difference]: Start difference. First operand 355 states and 455 transitions. Second operand 5 states. [2020-10-27 03:37:03,910 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:05,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:05,996 INFO L93 Difference]: Finished difference Result 918 states and 1353 transitions. [2020-10-27 03:37:05,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 03:37:05,998 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-27 03:37:05,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:06,010 INFO L225 Difference]: With dead ends: 918 [2020-10-27 03:37:06,010 INFO L226 Difference]: Without dead ends: 587 [2020-10-27 03:37:06,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:37:06,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2020-10-27 03:37:06,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 524. [2020-10-27 03:37:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-10-27 03:37:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 707 transitions. [2020-10-27 03:37:06,210 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 707 transitions. Word has length 66 [2020-10-27 03:37:06,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:06,212 INFO L481 AbstractCegarLoop]: Abstraction has 524 states and 707 transitions. [2020-10-27 03:37:06,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 03:37:06,212 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 707 transitions. [2020-10-27 03:37:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-27 03:37:06,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:06,217 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:37:06,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:37:06,217 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:37:06,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:06,218 INFO L82 PathProgramCache]: Analyzing trace with hash 429310361, now seen corresponding path program 1 times [2020-10-27 03:37:06,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:06,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1781388811] [2020-10-27 03:37:06,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 03:37:06,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-27 03:37:06,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:06,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:06,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-27 03:37:06,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,716 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:06,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:06,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-27 03:37:06,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:06,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:06,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:06,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:06,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:06,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:06,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:06,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:06,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:06,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:06,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:06,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:06,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:06,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:06,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:06,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:06,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:06,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:06,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:06,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:06,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:06,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:06,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:06,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:06,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:37:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:06,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:06,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:06,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:06,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:06,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:37:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:06,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:06,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:06,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:06,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:06,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 03:37:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:06,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:06,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:06,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:06,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:06,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:06,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:06,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:06,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:37:06,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1781388811] [2020-10-27 03:37:06,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:37:06,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 03:37:06,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234182242] [2020-10-27 03:37:06,910 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 03:37:06,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:06,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 03:37:06,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 03:37:06,911 INFO L87 Difference]: Start difference. First operand 524 states and 707 transitions. Second operand 6 states. [2020-10-27 03:37:07,326 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:08,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:08,587 INFO L93 Difference]: Finished difference Result 1083 states and 1546 transitions. [2020-10-27 03:37:08,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 03:37:08,587 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-10-27 03:37:08,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:08,594 INFO L225 Difference]: With dead ends: 1083 [2020-10-27 03:37:08,594 INFO L226 Difference]: Without dead ends: 583 [2020-10-27 03:37:08,598 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:37:08,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2020-10-27 03:37:08,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 524. [2020-10-27 03:37:08,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-10-27 03:37:08,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 701 transitions. [2020-10-27 03:37:08,742 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 701 transitions. Word has length 62 [2020-10-27 03:37:08,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:08,742 INFO L481 AbstractCegarLoop]: Abstraction has 524 states and 701 transitions. [2020-10-27 03:37:08,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 03:37:08,743 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 701 transitions. [2020-10-27 03:37:08,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 03:37:08,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:08,746 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:37:08,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:37:08,746 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 03:37:08,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:08,747 INFO L82 PathProgramCache]: Analyzing trace with hash -277882854, now seen corresponding path program 1 times [2020-10-27 03:37:08,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:08,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [215379488] [2020-10-27 03:37:08,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:08,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 03:37:09,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 277 [2020-10-27 03:37:09,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:09,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 03:37:09,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:09,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,339 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:09,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:09,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:37:09,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:09,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:09,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:09,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:09,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:09,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:09,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:09,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:09,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:09,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:09,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:09,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:09,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:09,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:37:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:37:09,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:37:09,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:37:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:09,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:37:09,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:37:09,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:09,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:37:09,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:09,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:09,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:37:09,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:37:09,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:09,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:09,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:37:09,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:37:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:09,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:09,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:09,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:37:09,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 03:37:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:09,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:09,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:09,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 03:37:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:09,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:09,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:09,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 03:37:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:09,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:09,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:09,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:09,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:09,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:09,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:09,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:09,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:37:09,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [215379488] [2020-10-27 03:37:09,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:37:09,588 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:37:09,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33294494] [2020-10-27 03:37:09,589 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:37:09,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:09,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:37:09,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:37:09,590 INFO L87 Difference]: Start difference. First operand 524 states and 701 transitions. Second operand 8 states. [2020-10-27 03:37:10,781 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:37:11,095 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:11,406 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:12,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:12,691 INFO L93 Difference]: Finished difference Result 1034 states and 1593 transitions. [2020-10-27 03:37:12,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:37:12,691 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-27 03:37:12,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:12,699 INFO L225 Difference]: With dead ends: 1034 [2020-10-27 03:37:12,699 INFO L226 Difference]: Without dead ends: 668 [2020-10-27 03:37:12,703 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:37:12,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2020-10-27 03:37:12,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 534. [2020-10-27 03:37:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2020-10-27 03:37:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 716 transitions. [2020-10-27 03:37:12,832 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 716 transitions. Word has length 89 [2020-10-27 03:37:12,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:12,833 INFO L481 AbstractCegarLoop]: Abstraction has 534 states and 716 transitions. [2020-10-27 03:37:12,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:37:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 716 transitions. [2020-10-27 03:37:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 03:37:12,837 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:12,838 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:37:12,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:37:12,838 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 03:37:12,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:12,839 INFO L82 PathProgramCache]: Analyzing trace with hash -672249640, now seen corresponding path program 1 times [2020-10-27 03:37:12,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:12,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1696689843] [2020-10-27 03:37:12,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:12,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 03:37:13,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 399 [2020-10-27 03:37:13,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:13,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-27 03:37:13,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:37:13,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,577 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:13,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:13,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 03:37:13,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:13,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:13,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:13,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:13,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:13,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:13,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:13,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:13,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:13,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:13,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:37:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:37:13,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:37:13,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:37:13,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:37:13,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:37:13,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:37:13,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:37:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:37:13,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:13,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:37:13,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:37:13,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:13,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:13,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:13,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:13,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:13,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:13,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:37:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 03:37:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:13,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:13,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:13,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 03:37:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:13,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:13,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:13,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:13,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 03:37:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:13,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:13,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:13,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:13,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:13,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:13,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:37:13,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1696689843] [2020-10-27 03:37:13,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:37:13,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:37:13,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760757321] [2020-10-27 03:37:13,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:37:13,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:13,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:37:13,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:37:13,853 INFO L87 Difference]: Start difference. First operand 534 states and 716 transitions. Second operand 9 states. [2020-10-27 03:37:15,351 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:15,663 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:16,016 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:16,333 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:17,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:17,869 INFO L93 Difference]: Finished difference Result 1152 states and 1692 transitions. [2020-10-27 03:37:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:37:17,870 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-27 03:37:17,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:17,876 INFO L225 Difference]: With dead ends: 1152 [2020-10-27 03:37:17,876 INFO L226 Difference]: Without dead ends: 642 [2020-10-27 03:37:17,880 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:37:17,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2020-10-27 03:37:18,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 534. [2020-10-27 03:37:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2020-10-27 03:37:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 708 transitions. [2020-10-27 03:37:18,006 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 708 transitions. Word has length 89 [2020-10-27 03:37:18,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:18,007 INFO L481 AbstractCegarLoop]: Abstraction has 534 states and 708 transitions. [2020-10-27 03:37:18,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:37:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 708 transitions. [2020-10-27 03:37:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-27 03:37:18,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:18,010 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:37:18,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:37:18,010 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 03:37:18,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:18,011 INFO L82 PathProgramCache]: Analyzing trace with hash 767471238, now seen corresponding path program 1 times [2020-10-27 03:37:18,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:18,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1425688517] [2020-10-27 03:37:18,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 03:37:18,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 345 [2020-10-27 03:37:18,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 03:37:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 03:37:18,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,698 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:18,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:18,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:37:18,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:18,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:18,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:18,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:18,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:18,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:18,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:18,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:18,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:18,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:18,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:37:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:18,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:37:18,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:18,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 03:37:18,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:18,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:37:18,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:18,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:37:18,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:18,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:37:18,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:18,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:18,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:18,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:18,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:18,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:18,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:18,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 03:37:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:18,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:18,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:18,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 03:37:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:18,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:18,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:18,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 03:37:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:18,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:18,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:18,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:18,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:18,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:18,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:18,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:18,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:18,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:18,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:37:18,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1425688517] [2020-10-27 03:37:18,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:37:18,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:37:18,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794024572] [2020-10-27 03:37:18,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:37:18,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:18,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:37:18,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:37:18,906 INFO L87 Difference]: Start difference. First operand 534 states and 708 transitions. Second operand 9 states. [2020-10-27 03:37:20,376 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:21,152 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:21,589 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:21,995 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:22,714 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:23,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:23,689 INFO L93 Difference]: Finished difference Result 1112 states and 1544 transitions. [2020-10-27 03:37:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:37:23,690 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-27 03:37:23,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:23,696 INFO L225 Difference]: With dead ends: 1112 [2020-10-27 03:37:23,696 INFO L226 Difference]: Without dead ends: 602 [2020-10-27 03:37:23,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:37:23,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2020-10-27 03:37:23,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 496. [2020-10-27 03:37:23,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2020-10-27 03:37:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 589 transitions. [2020-10-27 03:37:23,815 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 589 transitions. Word has length 90 [2020-10-27 03:37:23,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:23,816 INFO L481 AbstractCegarLoop]: Abstraction has 496 states and 589 transitions. [2020-10-27 03:37:23,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:37:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 589 transitions. [2020-10-27 03:37:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 03:37:23,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:23,822 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:37:23,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:37:23,822 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 03:37:23,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:23,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1636012896, now seen corresponding path program 1 times [2020-10-27 03:37:23,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:23,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068014022] [2020-10-27 03:37:23,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:23,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:23,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:24,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:24,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:28,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:28,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 03:37:28,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:37:28,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 03:37:28,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:28,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:37:28,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:28,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 03:37:28,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,149 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:29,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 03:37:29,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:29,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:29,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:29,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:29,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:29,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:29,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:29,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:29,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:29,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:29,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:29,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:29,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:29,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:37:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:37:29,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:29,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 03:37:29,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:37:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:37:29,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:29,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:37:29,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:29,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:37:29,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:37:29,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:29,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:37:29,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:37:29,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:37:29,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:29,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:37:29,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:29,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:37:29,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:29,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:29,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:37:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:37:29,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:29,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:37:29,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:29,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 03:37:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:29,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:37:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:29,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:37:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:37:29,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:29,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:37:29,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:29,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 03:37:29,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:37:29,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:37:29,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:37:29,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:29,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:37:29,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:29,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:37:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:29,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 03:37:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:29,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 03:37:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 03:37:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:29,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:29,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:29,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:29,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:29,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:29,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:29,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:29,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:29,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:29,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-27 03:37:29,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068014022] [2020-10-27 03:37:29,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:37:29,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 03:37:29,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025251819] [2020-10-27 03:37:29,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:37:29,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:29,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:37:29,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:37:29,789 INFO L87 Difference]: Start difference. First operand 496 states and 589 transitions. Second operand 15 states. [2020-10-27 03:37:30,656 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:31,721 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:32,062 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:37:32,426 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:32,784 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:37:33,194 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:33,545 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:33,922 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:34,281 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:37:36,226 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:36,551 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:37:36,895 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:37,243 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:37:37,602 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:37,939 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:38,278 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:38,639 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:37:40,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:40,024 INFO L93 Difference]: Finished difference Result 1579 states and 2031 transitions. [2020-10-27 03:37:40,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 03:37:40,025 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 139 [2020-10-27 03:37:40,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:40,034 INFO L225 Difference]: With dead ends: 1579 [2020-10-27 03:37:40,034 INFO L226 Difference]: Without dead ends: 1107 [2020-10-27 03:37:40,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 03:37:40,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states. [2020-10-27 03:37:40,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 984. [2020-10-27 03:37:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 984 states. [2020-10-27 03:37:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 984 states and 1167 transitions. [2020-10-27 03:37:40,233 INFO L78 Accepts]: Start accepts. Automaton has 984 states and 1167 transitions. Word has length 139 [2020-10-27 03:37:40,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:40,233 INFO L481 AbstractCegarLoop]: Abstraction has 984 states and 1167 transitions. [2020-10-27 03:37:40,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:37:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1167 transitions. [2020-10-27 03:37:40,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 03:37:40,239 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:40,239 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:37:40,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:37:40,240 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 03:37:40,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:40,241 INFO L82 PathProgramCache]: Analyzing trace with hash -602955168, now seen corresponding path program 1 times [2020-10-27 03:37:40,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:40,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1329795263] [2020-10-27 03:37:40,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:40,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:40,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:40,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 03:37:45,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:37:45,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 03:37:45,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:37:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 03:37:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:45,589 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:45,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:45,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-27 03:37:45,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:45,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:45,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:45,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:45,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:45,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:45,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:45,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:45,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:45,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:45,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:45,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:45,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:45,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:45,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:45,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:45,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:45,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:45,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:45,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:45,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:45,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:45,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:37:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:37:45,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:45,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 03:37:45,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:45,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 03:37:45,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:45,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:45,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:45,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:37:45,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:37:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:45,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:45,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:45,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:37:45,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:45,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:37:45,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:45,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:37:45,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:45,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:45,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:45,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:45,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:45,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:37:45,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:37:45,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:45,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:45,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:46,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:37:46,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:46,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:46,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:37:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:37:46,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:37:46,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 03:37:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:46,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 03:37:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:46,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:46,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:37:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:46,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:37:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:37:46,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:37:46,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:37:46,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:37:46,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:46,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:46,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:46,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:37:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:46,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:46,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 03:37:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:46,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:46,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 03:37:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:46,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 03:37:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:46,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:46,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:46,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:46,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:46,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:46,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:46,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:46,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:46,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:46,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:46,163 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 03:37:46,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1329795263] [2020-10-27 03:37:46,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:37:46,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 03:37:46,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010413698] [2020-10-27 03:37:46,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:37:46,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:46,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:37:46,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:37:46,166 INFO L87 Difference]: Start difference. First operand 984 states and 1167 transitions. Second operand 10 states. [2020-10-27 03:37:46,988 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:47,760 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:48,067 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:48,363 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:48,698 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:49,015 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:49,301 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:52,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:52,118 INFO L93 Difference]: Finished difference Result 1775 states and 2185 transitions. [2020-10-27 03:37:52,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:37:52,119 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-27 03:37:52,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:52,126 INFO L225 Difference]: With dead ends: 1775 [2020-10-27 03:37:52,126 INFO L226 Difference]: Without dead ends: 944 [2020-10-27 03:37:52,130 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-10-27 03:37:52,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 944 states. [2020-10-27 03:37:52,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 944 to 824. [2020-10-27 03:37:52,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2020-10-27 03:37:52,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 951 transitions. [2020-10-27 03:37:52,297 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 951 transitions. Word has length 139 [2020-10-27 03:37:52,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:52,298 INFO L481 AbstractCegarLoop]: Abstraction has 824 states and 951 transitions. [2020-10-27 03:37:52,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:37:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 951 transitions. [2020-10-27 03:37:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 03:37:52,302 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:52,303 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:37:52,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:37:52,303 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:37:52,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:52,304 INFO L82 PathProgramCache]: Analyzing trace with hash 2033536331, now seen corresponding path program 1 times [2020-10-27 03:37:52,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:52,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1642696289] [2020-10-27 03:37:52,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:52,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:52,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:54,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 03:37:57,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:37:57,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 03:37:57,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:37:57,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:57,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-27 03:37:57,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,609 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:57,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:57,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 03:37:57,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:57,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:57,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:57,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:37:57,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:57,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:57,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:57,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:57,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:57,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:57,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:57,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:57,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:57,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:57,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:57,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:57,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:57,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:37:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:37:57,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:37:57,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:57,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-27 03:37:57,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:37:57,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:57,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:57,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:57,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:57,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:57,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:57,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:57,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:57,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:57,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:57,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:57,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:57,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:57,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:57,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:57,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:57,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:57,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:37:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:37:57,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:37:57,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:37:57,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:57,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:37:57,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:37:57,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:57,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:57,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:37:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:57,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:57,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:57,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:57,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:57,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:57,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:57,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:57,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:57,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:57,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:37:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:57,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:58,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:58,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:37:58,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:58,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:37:58,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:37:58,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:58,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:58,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:58,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:58,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:58,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:37:58,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:58,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:58,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:58,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:58,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:58,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:58,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:58,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:58,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:58,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:58,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:58,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:58,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:58,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:58,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:58,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:37:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:58,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:58,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:58,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:58,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:58,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:58,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:58,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:58,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:58,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:58,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:58,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 03:37:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:58,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:58,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:58,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:58,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:58,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:58,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:58,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:58,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:58,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:58,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:58,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 03:37:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:58,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:58,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:58,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:58,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:58,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:58,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:58,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:58,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:58,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:58,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:58,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 03:37:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:58,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:58,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:58,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:58,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:58,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:58,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:58,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:58,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:58,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:58,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:58,065 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-27 03:37:58,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1642696289] [2020-10-27 03:37:58,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:37:58,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 03:37:58,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143256699] [2020-10-27 03:37:58,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:37:58,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:58,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:37:58,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:37:58,068 INFO L87 Difference]: Start difference. First operand 824 states and 951 transitions. Second operand 11 states. [2020-10-27 03:37:58,769 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:59,548 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:38:00,616 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:38:01,001 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:38:01,640 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-27 03:38:01,991 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:38:02,371 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:38:02,717 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 03:38:04,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:38:04,874 INFO L93 Difference]: Finished difference Result 1744 states and 2122 transitions. [2020-10-27 03:38:04,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 03:38:04,875 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-27 03:38:04,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:38:04,881 INFO L225 Difference]: With dead ends: 1744 [2020-10-27 03:38:04,881 INFO L226 Difference]: Without dead ends: 944 [2020-10-27 03:38:04,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-10-27 03:38:04,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 944 states. [2020-10-27 03:38:05,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 944 to 824. [2020-10-27 03:38:05,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2020-10-27 03:38:05,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 938 transitions. [2020-10-27 03:38:05,057 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 938 transitions. Word has length 139 [2020-10-27 03:38:05,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:38:05,057 INFO L481 AbstractCegarLoop]: Abstraction has 824 states and 938 transitions. [2020-10-27 03:38:05,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:38:05,057 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 938 transitions. [2020-10-27 03:38:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 03:38:05,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:38:05,062 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:38:05,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:38:05,062 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:38:05,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:38:05,063 INFO L82 PathProgramCache]: Analyzing trace with hash 2094619567, now seen corresponding path program 1 times [2020-10-27 03:38:05,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:38:05,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [102240545] [2020-10-27 03:38:05,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:38:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:05,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:05,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:05,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 03:38:08,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:38:08,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3286 [2020-10-27 03:38:08,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 03:38:08,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-27 03:38:08,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-27 03:38:08,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,704 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:38:08,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:38:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:38:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:38:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:38:08,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:38:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:38:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:38:08,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:38:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:38:08,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:38:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:38:08,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:38:08,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:38:08,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:38:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:38:08,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:38:08,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:38:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:38:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 03:38:08,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:38:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:38:08,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:38:08,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:38:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:38:08,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:38:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:38:08,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:38:08,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:38:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:38:08,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:38:08,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:38:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:38:08,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:38:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:38:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:38:08,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:38:08,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:38:08,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:38:08,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:38:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 03:38:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:38:08,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:38:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:38:08,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:38:08,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 03:38:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:38:08,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:38:08,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:38:08,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 03:38:08,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:38:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:38:08,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:38:08,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:38:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 03:38:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:38:08,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:38:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:38:08,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:38:08,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:38:08,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 03:38:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:38:08,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:38:08,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:38:08,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:38:08,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:08,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 03:38:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:38:08,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:38:08,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:38:08,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:38:08,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:38:08,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:38:08,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:38:08,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:38:08,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:38:08,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:38:08,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:38:09,021 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-27 03:38:09,021 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [102240545] [2020-10-27 03:38:09,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:38:09,022 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 03:38:09,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131645525] [2020-10-27 03:38:09,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 03:38:09,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:38:09,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 03:38:09,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:38:09,023 INFO L87 Difference]: Start difference. First operand 824 states and 938 transitions. Second operand 14 states. [2020-10-27 03:38:09,621 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:38:10,288 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:38:11,340 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:38:11,674 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:38:11,973 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:38:12,295 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:38:13,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:38:13,858 INFO L93 Difference]: Finished difference Result 1733 states and 2188 transitions. [2020-10-27 03:38:13,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 03:38:13,863 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 143 [2020-10-27 03:38:13,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:38:13,865 INFO L225 Difference]: With dead ends: 1733 [2020-10-27 03:38:13,865 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:38:13,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=255, Invalid=737, Unknown=0, NotChecked=0, Total=992 [2020-10-27 03:38:13,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:38:13,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:38:13,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:38:13,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:38:13,872 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 143 [2020-10-27 03:38:13,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:38:13,872 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:38:13,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 03:38:13,872 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:38:13,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:38:13,873 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 03:38:13,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:38:15,655 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 256 [2020-10-27 03:38:16,148 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:16,750 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-10-27 03:38:17,562 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:18,194 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:18,796 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:19,061 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:19,288 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:19,944 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 265 [2020-10-27 03:38:20,229 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:20,481 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:20,804 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-10-27 03:38:21,138 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-10-27 03:38:21,741 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 265 [2020-10-27 03:38:22,275 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:22,532 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:24,000 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 265 [2020-10-27 03:38:26,588 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 256 [2020-10-27 03:38:26,836 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 265 [2020-10-27 03:38:27,241 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 253 [2020-10-27 03:38:28,825 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:29,140 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-10-27 03:38:29,678 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:30,214 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:30,767 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:31,002 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:31,234 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:31,811 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 265 [2020-10-27 03:38:32,045 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:32,275 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:32,585 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-10-27 03:38:32,897 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 230 [2020-10-27 03:38:33,482 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 265 [2020-10-27 03:38:34,018 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 263 [2020-10-27 03:38:34,247 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-27 03:38:35,902 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 21 [2020-10-27 03:38:36,125 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:38:36,353 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 03:38:36,575 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:38:37,354 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 26 [2020-10-27 03:38:37,591 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 03:38:38,109 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 25 [2020-10-27 03:38:38,621 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 24 [2020-10-27 03:38:42,249 WARN L193 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 301 DAG size of output: 51 [2020-10-27 03:38:42,978 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 21 [2020-10-27 03:38:43,906 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2020-10-27 03:38:44,625 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 21 [2020-10-27 03:38:44,878 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:38:46,468 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 206 DAG size of output: 50 [2020-10-27 03:38:46,990 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 23 [2020-10-27 03:38:47,692 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 25 [2020-10-27 03:38:47,939 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-27 03:38:48,149 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-27 03:38:49,048 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 22 [2020-10-27 03:38:49,274 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:38:49,517 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-27 03:38:49,746 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:38:50,148 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 15 [2020-10-27 03:38:51,048 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 23 [2020-10-27 03:38:51,279 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:38:51,538 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-27 03:38:52,521 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 21 [2020-10-27 03:38:53,108 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 21 [2020-10-27 03:38:53,816 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 14 [2020-10-27 03:38:54,375 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 24 [2020-10-27 03:38:54,948 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 23 [2020-10-27 03:38:56,663 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 194 DAG size of output: 29 [2020-10-27 03:38:56,899 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:38:57,294 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 24 [2020-10-27 03:38:57,882 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 21 [2020-10-27 03:38:58,740 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 23 [2020-10-27 03:38:58,990 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 03:39:00,170 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 202 DAG size of output: 28 [2020-10-27 03:39:00,416 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:39:01,520 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 182 DAG size of output: 30 [2020-10-27 03:39:01,758 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:39:02,010 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 03:39:02,249 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:39:06,166 WARN L193 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 301 DAG size of output: 51 [2020-10-27 03:39:06,433 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-27 03:39:07,270 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 26 [2020-10-27 03:39:08,064 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 13 [2020-10-27 03:39:08,861 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 21 [2020-10-27 03:39:09,113 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:39:10,117 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2020-10-27 03:39:10,354 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-27 03:39:10,359 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:39:10,360 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:39:10,360 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:39:10,360 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:39:10,360 INFO L274 CegarLoopResult]: For program point L578-1(lines 578 582) no Hoare annotation was computed. [2020-10-27 03:39:10,360 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point L572-2(lines 572 593) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 547 602) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point L594(lines 571 595) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 547 602) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 547 602) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point L578(lines 578 582) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-10-27 03:39:10,361 INFO L274 CegarLoopResult]: For program point L635-1(lines 635 639) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 603 662) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point L629-2(lines 629 654) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point L655(lines 628 656) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 603 662) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 603 662) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L274 CegarLoopResult]: For program point L648-1(line 648) no Hoare annotation was computed. [2020-10-27 03:39:10,362 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 478 484) the Hoare annotation is: true [2020-10-27 03:39:10,363 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 478 484) no Hoare annotation was computed. [2020-10-27 03:39:10,363 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:39:10,363 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 485 493) the Hoare annotation is: true [2020-10-27 03:39:10,363 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:39:10,363 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 933 955) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,363 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 933 955) no Hoare annotation was computed. [2020-10-27 03:39:10,363 INFO L270 CegarLoopResult]: At program point L945(line 945) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,363 INFO L270 CegarLoopResult]: At program point L945-1(line 945) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,363 INFO L274 CegarLoopResult]: For program point L943(lines 943 950) no Hoare annotation was computed. [2020-10-27 03:39:10,364 INFO L274 CegarLoopResult]: For program point L943-1(lines 943 950) no Hoare annotation was computed. [2020-10-27 03:39:10,364 INFO L274 CegarLoopResult]: For program point L941(line 941) no Hoare annotation was computed. [2020-10-27 03:39:10,364 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 933 955) no Hoare annotation was computed. [2020-10-27 03:39:10,364 INFO L270 CegarLoopResult]: At program point L940(line 940) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,364 INFO L270 CegarLoopResult]: At program point L939(line 939) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,364 INFO L270 CegarLoopResult]: At program point L939-1(line 939) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,364 INFO L274 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-10-27 03:39:10,364 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 892 915) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 892 915) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 892 915) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L906(line 906) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L903(line 903) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L902(line 902) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L901(line 901) no Hoare annotation was computed. [2020-10-27 03:39:10,365 INFO L274 CegarLoopResult]: For program point L900(line 900) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L898(line 898) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 166 174) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 166 174) the Hoare annotation is: true [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 166 174) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L239(lines 239 243) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L277 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: true [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L237-1(line 237) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 230 248) the Hoare annotation is: true [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 230 248) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 230 248) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L194-2(lines 194 202) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L182(lines 182 190) no Hoare annotation was computed. [2020-10-27 03:39:10,366 INFO L274 CegarLoopResult]: For program point L182-2(lines 182 190) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 175 210) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point L205-1(line 205) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 175 210) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 175 210) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point L194(lines 194 202) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 471 477) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 471 477) the Hoare annotation is: true [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 501 546) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 501 546) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 501 546) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point L828(lines 828 848) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point L828-1(lines 828 848) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 814 859) no Hoare annotation was computed. [2020-10-27 03:39:10,367 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 838 839) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 845 846) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point L845(lines 845 846) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 814 859) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point L838(lines 838 839) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 814 859) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point L834(lines 834 841) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 923 932) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 923 932) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 923 932) no Hoare annotation was computed. [2020-10-27 03:39:10,368 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 155 165) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point L160-1(line 160) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 155 165) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 155 165) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 147 154) the Hoare annotation is: (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 147 154) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 147 154) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 433 446) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point L437(lines 437 443) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 433 446) the Hoare annotation is: true [2020-10-27 03:39:10,369 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 433 446) no Hoare annotation was computed. [2020-10-27 03:39:10,369 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment_~tmp~1 0) (< 0 (+ processEnvironment_~tmp~1 1))) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 03:39:10,369 INFO L270 CegarLoopResult]: At program point L124(line 124) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:39:10,370 INFO L274 CegarLoopResult]: For program point L122(lines 122 130) no Hoare annotation was computed. [2020-10-27 03:39:10,370 INFO L270 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:39:10,370 INFO L274 CegarLoopResult]: For program point L120-1(line 120) no Hoare annotation was computed. [2020-10-27 03:39:10,370 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 114 138) no Hoare annotation was computed. [2020-10-27 03:39:10,370 INFO L274 CegarLoopResult]: For program point L118(lines 118 135) no Hoare annotation was computed. [2020-10-27 03:39:10,370 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 114 138) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:39:10,370 INFO L270 CegarLoopResult]: At program point L133(line 133) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 03:39:10,370 INFO L274 CegarLoopResult]: For program point L133-1(lines 114 138) no Hoare annotation was computed. [2020-10-27 03:39:10,370 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 80 86) no Hoare annotation was computed. [2020-10-27 03:39:10,370 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 80 86) the Hoare annotation is: true [2020-10-27 03:39:10,370 INFO L270 CegarLoopResult]: At program point testENTRY(lines 253 316) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:39:10,371 INFO L270 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) .cse0))) [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point L283(lines 283 289) no Hoare annotation was computed. [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point L283-1(lines 283 289) no Hoare annotation was computed. [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point testFINAL(lines 253 316) no Hoare annotation was computed. [2020-10-27 03:39:10,371 INFO L270 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2)) (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 0))) [2020-10-27 03:39:10,371 INFO L270 CegarLoopResult]: At program point L306(lines 263 308) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2)) (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 0))) [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point L273(lines 273 279) no Hoare annotation was computed. [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point L273-1(lines 273 279) no Hoare annotation was computed. [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2020-10-27 03:39:10,371 INFO L270 CegarLoopResult]: At program point L309(lines 262 310) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2)) (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 0))) [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-27 03:39:10,371 INFO L270 CegarLoopResult]: At program point L299-2(lines 293 304) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) .cse0))) [2020-10-27 03:39:10,371 INFO L274 CegarLoopResult]: For program point L264(lines 263 308) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point L293(lines 293 304) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point testEXIT(lines 253 316) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 792 793) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point L799(lines 799 800) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 799 800) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 768 813) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point L792(lines 792 793) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 768 813) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point L788(lines 788 795) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 768 813) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point L782(lines 782 802) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point L782-1(lines 782 802) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 447 455) no Hoare annotation was computed. [2020-10-27 03:39:10,372 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 447 455) the Hoare annotation is: true [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 447 455) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point L409(lines 409 417) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 401 423) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point L409-2(lines 409 417) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 401 423) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 401 423) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 461 470) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 461 470) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 461 470) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point L735(lines 713 736) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 665 767) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point L694(lines 694 710) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point L754(lines 754 761) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point L715(lines 714 734) no Hoare annotation was computed. [2020-10-27 03:39:10,373 INFO L274 CegarLoopResult]: For program point L746(line 746) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L746-1(line 746) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L711(lines 711 752) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 665 767) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L730-1(line 730) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 665 767) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L753(lines 753 764) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L716(lines 716 720) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point L714-2(lines 714 734) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:39:10,374 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string44.offset| |old(#t~string44.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~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:39:10,375 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:39:10,375 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 139 146) no Hoare annotation was computed. [2020-10-27 03:39:10,375 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 139 146) no Hoare annotation was computed. [2020-10-27 03:39:10,375 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 139 146) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:39:10,375 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 211 229) no Hoare annotation was computed. [2020-10-27 03:39:10,375 INFO L274 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-10-27 03:39:10,375 INFO L277 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: true [2020-10-27 03:39:10,375 INFO L274 CegarLoopResult]: For program point L220-2(lines 220 224) no Hoare annotation was computed. [2020-10-27 03:39:10,375 INFO L274 CegarLoopResult]: For program point L218-1(line 218) no Hoare annotation was computed. [2020-10-27 03:39:10,375 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 211 229) the Hoare annotation is: true [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 211 229) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 424 432) the Hoare annotation is: true [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 424 432) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 424 432) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point L384-1(lines 380 391) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 380 391) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 380 391) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 392 400) the Hoare annotation is: true [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 392 400) no Hoare annotation was computed. [2020-10-27 03:39:10,376 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 392 400) no Hoare annotation was computed. [2020-10-27 03:39:10,377 INFO L270 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 03:39:10,377 INFO L274 CegarLoopResult]: For program point L60(lines 59 78) no Hoare annotation was computed. [2020-10-27 03:39:10,377 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 56 79) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2))) [2020-10-27 03:39:10,377 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 56 79) no Hoare annotation was computed. [2020-10-27 03:39:10,377 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 56 79) no Hoare annotation was computed. [2020-10-27 03:39:10,377 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse2 (and (<= ~waterLevel~0 1) .cse0 .cse1) (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1) (not (<= 1 |old(~pumpRunning~0)|)) .cse3))) [2020-10-27 03:39:10,378 INFO L270 CegarLoopResult]: At program point L67(lines 67 73) the Hoare annotation is: (let ((.cse15 (= ~methaneLevelCritical~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse14 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= ~pumpRunning~0 0)) (.cse17 (<= 1 ~methaneLevelCritical~0)) (.cse16 (<= (+ ~methaneLevelCritical~0 1) 0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and (<= 1 ~pumpRunning~0) .cse2)) (.cse7 (and (not .cse17) (not .cse16))) (.cse10 (and .cse1 .cse2 .cse14 .cse5 .cse3 (or .cse16 .cse17))) (.cse11 (not .cse15)) (.cse13 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not .cse14)) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse12 (and .cse1 .cse2 .cse14 .cse15 .cse5 .cse3))) (and (let ((.cse4 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or .cse0 (and .cse1 .cse2 .cse3) (and .cse4 .cse3) (and .cse4 .cse5) (and .cse1 .cse2 .cse5) (not (<= 1 |old(~pumpRunning~0)|)) .cse6)) (or .cse0 .cse7 .cse8 .cse6 .cse9 .cse10) (or .cse0 .cse8 .cse11 .cse6 .cse9 .cse12) (or .cse7 .cse13 .cse6 .cse9 .cse10) (or .cse11 .cse13 .cse6 .cse9 .cse12)))) [2020-10-27 03:39:10,378 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 862 891) no Hoare annotation was computed. [2020-10-27 03:39:10,378 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 862 891) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 03:39:10,378 INFO L277 CegarLoopResult]: At program point L887(lines 862 891) the Hoare annotation is: true [2020-10-27 03:39:10,378 INFO L274 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-10-27 03:39:10,378 INFO L274 CegarLoopResult]: For program point L876(lines 876 880) no Hoare annotation was computed. [2020-10-27 03:39:10,378 INFO L270 CegarLoopResult]: At program point L876-1(lines 876 880) the Hoare annotation is: (let ((.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (and (<= ~waterLevel~0 1) .cse11 .cse13)) (.cse1 (and .cse6 .cse13)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (not (= 2 ~waterLevel~0))) (.cse10 (not (= 1 ~systemActive~0)))) (and (let ((.cse5 (<= (+ ~methaneLevelCritical~0 1) 0)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (let ((.cse9 (or .cse5 .cse4))) (or .cse0 .cse1 .cse2 .cse3 (and (not .cse4) (not .cse5)) (and .cse6 .cse7 .cse8 .cse9) .cse10 (and .cse11 .cse7 .cse8 .cse9)))) (let ((.cse12 (= ~methaneLevelCritical~0 0))) (or .cse0 (and .cse6 .cse12 .cse7 .cse8) .cse2 .cse1 .cse3 (not .cse12) .cse10 (and .cse11 .cse12 .cse7 .cse8))) (or (and .cse11 .cse13) (not (<= |old(~waterLevel~0)| 1)) .cse10 (not (= |old(~pumpRunning~0)| 0)))))) [2020-10-27 03:39:10,378 INFO L274 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-10-27 03:39:10,378 INFO L270 CegarLoopResult]: At program point L872-2(lines 872 886) the Hoare annotation is: (let ((.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (and (<= ~waterLevel~0 1) .cse11 .cse13)) (.cse1 (and .cse6 .cse13)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (not (= 2 ~waterLevel~0))) (.cse10 (not (= 1 ~systemActive~0)))) (and (let ((.cse5 (<= (+ ~methaneLevelCritical~0 1) 0)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (let ((.cse9 (or .cse5 .cse4))) (or .cse0 .cse1 .cse2 .cse3 (and (not .cse4) (not .cse5)) (and .cse6 .cse7 .cse8 .cse9) .cse10 (and .cse11 .cse7 .cse8 .cse9)))) (let ((.cse12 (= ~methaneLevelCritical~0 0))) (or .cse0 (and .cse6 .cse12 .cse7 .cse8) .cse2 .cse1 .cse3 (not .cse12) .cse10 (and .cse11 .cse12 .cse7 .cse8))) (or (and .cse11 .cse13) (not (<= |old(~waterLevel~0)| 1)) .cse10 (not (= |old(~pumpRunning~0)| 0)))))) [2020-10-27 03:39:10,379 INFO L270 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 03:39:10,379 INFO L274 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2020-10-27 03:39:10,379 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 320 352) no Hoare annotation was computed. [2020-10-27 03:39:10,379 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 320 352) the Hoare annotation is: true [2020-10-27 03:39:10,379 INFO L270 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= 1 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 03:39:10,379 INFO L274 CegarLoopResult]: For program point L339(lines 339 345) no Hoare annotation was computed. [2020-10-27 03:39:10,379 INFO L270 CegarLoopResult]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or .cse0 (and (or (<= __utac_acc__Specification3_spec__1_~tmp~5 ~methaneLevelCritical~0) (<= __utac_acc__Specification3_spec__1_~tmp~5 0)) (or (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~5 1)) (<= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~5))) (not (<= ~waterLevel~0 2)) .cse1) (or (not (= ~pumpRunning~0 0)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-27 03:39:10,379 INFO L274 CegarLoopResult]: For program point L337-1(line 337) no Hoare annotation was computed. [2020-10-27 03:39:10,380 INFO L274 CegarLoopResult]: For program point L335(lines 335 348) no Hoare annotation was computed. [2020-10-27 03:39:10,380 INFO L274 CegarLoopResult]: For program point L335-1(lines 320 352) no Hoare annotation was computed. [2020-10-27 03:39:10,380 INFO L270 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (and (or (<= __utac_acc__Specification3_spec__1_~tmp~5 ~methaneLevelCritical~0) (<= __utac_acc__Specification3_spec__1_~tmp~5 0)) (or (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~5 1)) (<= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~5)))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 (not (<= ~waterLevel~0 2)) .cse1) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 (not (<= ~waterLevel~0 1))))) [2020-10-27 03:39:10,380 INFO L274 CegarLoopResult]: For program point L333-1(line 333) no Hoare annotation was computed. [2020-10-27 03:39:10,380 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-27 03:39:10,380 INFO L277 CegarLoopResult]: At program point L327(line 327) the Hoare annotation is: true [2020-10-27 03:39:10,380 INFO L274 CegarLoopResult]: For program point L327-1(line 327) no Hoare annotation was computed. [2020-10-27 03:39:10,380 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 356 367) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 356 367) no Hoare annotation was computed. [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point L360-1(lines 356 367) no Hoare annotation was computed. [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 916 922) no Hoare annotation was computed. [2020-10-27 03:39:10,381 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 916 922) the Hoare annotation is: true [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:39:10,381 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:39:10,381 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:39:10,381 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 88 112) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point L96(lines 96 104) no Hoare annotation was computed. [2020-10-27 03:39:10,381 INFO L270 CegarLoopResult]: At program point L94(line 94) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point L94-1(line 94) no Hoare annotation was computed. [2020-10-27 03:39:10,381 INFO L274 CegarLoopResult]: For program point L92(lines 92 109) no Hoare annotation was computed. [2020-10-27 03:39:10,382 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 88 112) no Hoare annotation was computed. [2020-10-27 03:39:10,382 INFO L270 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:39:10,382 INFO L274 CegarLoopResult]: For program point L107-1(lines 88 112) no Hoare annotation was computed. [2020-10-27 03:39:10,382 INFO L270 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (<= ~waterLevel~0 1))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0)) (and .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1)))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not .cse1)))) [2020-10-27 03:39:10,382 INFO L270 CegarLoopResult]: At program point L98(line 98) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 1)) (not (<= ~waterLevel~0 2)) .cse0 .cse1) (or .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse2))) [2020-10-27 03:39:10,382 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 368 379) no Hoare annotation was computed. [2020-10-27 03:39:10,382 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 368 379) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) (not (<= |old(~waterLevel~0)| 1)) .cse1) (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 03:39:10,382 INFO L274 CegarLoopResult]: For program point L372-1(lines 368 379) no Hoare annotation was computed. [2020-10-27 03:39:10,382 INFO L274 CegarLoopResult]: For program point L961(line 961) no Hoare annotation was computed. [2020-10-27 03:39:10,382 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 957 964) no Hoare annotation was computed. [2020-10-27 03:39:10,382 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 957 964) the Hoare annotation is: true [2020-10-27 03:39:10,382 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 957 964) no Hoare annotation was computed. [2020-10-27 03:39:10,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:39:10 BoogieIcfgContainer [2020-10-27 03:39:10,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:39:10,417 INFO L168 Benchmark]: Toolchain (without parser) took 147692.54 ms. Allocated memory was 162.5 MB in the beginning and 751.8 MB in the end (delta: 589.3 MB). Free memory was 136.9 MB in the beginning and 324.8 MB in the end (delta: -187.8 MB). Peak memory consumption was 471.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:39:10,417 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 162.5 MB. Free memory is still 135.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:39:10,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.86 ms. Allocated memory is still 162.5 MB. Free memory was 136.3 MB in the beginning and 115.1 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:39:10,421 INFO L168 Benchmark]: Boogie Preprocessor took 94.19 ms. Allocated memory is still 162.5 MB. Free memory was 115.1 MB in the beginning and 111.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:39:10,422 INFO L168 Benchmark]: RCFGBuilder took 1443.61 ms. Allocated memory is still 162.5 MB. Free memory was 111.2 MB in the beginning and 55.6 MB in the end (delta: 55.6 MB). Peak memory consumption was 55.8 MB. Max. memory is 8.0 GB. [2020-10-27 03:39:10,422 INFO L168 Benchmark]: TraceAbstraction took 145586.38 ms. Allocated memory was 162.5 MB in the beginning and 751.8 MB in the end (delta: 589.3 MB). Free memory was 55.1 MB in the beginning and 324.8 MB in the end (delta: -269.7 MB). Peak memory consumption was 388.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:39:10,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 162.5 MB. Free memory is still 135.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 554.86 ms. Allocated memory is still 162.5 MB. Free memory was 136.3 MB in the beginning and 115.1 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.19 ms. Allocated memory is still 162.5 MB. Free memory was 115.1 MB in the beginning and 111.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1443.61 ms. Allocated memory is still 162.5 MB. Free memory was 111.2 MB in the beginning and 55.6 MB in the end (delta: 55.6 MB). Peak memory consumption was 55.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 145586.38 ms. Allocated memory was 162.5 MB in the beginning and 751.8 MB in the end (delta: 589.3 MB). Free memory was 55.1 MB in the beginning and 324.8 MB in the end (delta: -269.7 MB). Peak memory consumption was 388.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 799]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 792]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 838]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 845]: 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: 262]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || (1 <= pumpRunning && waterLevel <= 2)) || (waterLevel <= 1 && pumpRunning == 0) - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: ((((((((!(\old(waterLevel) <= 2) || (waterLevel + 1 <= \old(waterLevel) && pumpRunning == \old(pumpRunning))) || ((waterLevel <= 1 && \old(waterLevel) == waterLevel) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning))) || (!(1 <= methaneLevelCritical) && !(methaneLevelCritical + 1 <= 0))) || (((waterLevel + 1 <= \old(waterLevel) && pumpRunning == 0) && !(2 == waterLevel)) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical))) || !(1 == systemActive)) || (((\old(waterLevel) == waterLevel && pumpRunning == 0) && !(2 == waterLevel)) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical))) && (((((((!(\old(waterLevel) <= 2) || (((waterLevel + 1 <= \old(waterLevel) && methaneLevelCritical == 0) && pumpRunning == 0) && !(2 == waterLevel))) || ((waterLevel <= 1 && \old(waterLevel) == waterLevel) && pumpRunning == \old(pumpRunning))) || (waterLevel + 1 <= \old(waterLevel) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 == systemActive)) || (((\old(waterLevel) == waterLevel && methaneLevelCritical == 0) && pumpRunning == 0) && !(2 == waterLevel)))) && ((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) <= 1)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || (1 <= pumpRunning && waterLevel <= 2)) || (waterLevel <= 1 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 250 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 88.9s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 52.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 56.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1494 SDtfs, 4141 SDslu, 2666 SDs, 0 SdLazy, 10409 SolverSat, 2683 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 530 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 657 ImplicationChecksByTransitivity, 23.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=984occurred 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: 1.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 879 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 3241 PreInvPairs, 3849 NumberOfFragments, 1999 HoareAnnotationTreeSize, 3241 FomulaSimplifications, 423707544 FormulaSimplificationTreeSizeReduction, 21.0s HoareSimplificationTime, 61 FomulaSimplificationsInter, 6316223 FormulaSimplificationTreeSizeReductionInter, 35.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 34.1s InterpolantComputationTime, 1009 NumberOfCodeBlocks, 1009 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 999 ConstructedInterpolants, 0 QuantifiedInterpolants, 388784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 88/96 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...