/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:17:33,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:17:33,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:17:33,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:17:33,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:17:33,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:17:33,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:17:33,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:17:33,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:17:33,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:17:33,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:17:33,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:17:33,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:17:33,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:17:33,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:17:33,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:17:33,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:17:33,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:17:33,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:17:33,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:17:33,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:17:33,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:17:33,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:17:33,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:17:33,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:17:33,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:17:33,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:17:33,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:17:33,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:17:33,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:17:33,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:17:33,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:17:33,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:17:33,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:17:33,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:17:33,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:17:33,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:17:33,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:17:33,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:17:33,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:17:33,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:17:33,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:17:34,038 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:17:34,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:17:34,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:17:34,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:17:34,043 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:17:34,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:17:34,043 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:17:34,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:17:34,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:17:34,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:17:34,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:17:34,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:17:34,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:17:34,046 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:17:34,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:17:34,046 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:17:34,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:17:34,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:17:34,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:17:34,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:17:34,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:17:34,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:17:34,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:17:34,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:17:34,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:17:34,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:17:34,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:17:34,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:17:34,048 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:17:34,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:17:34,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:17:34,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:17:34,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:17:34,498 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:17:34,499 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:17:34,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2020-10-27 22:17:34,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/90eb5aa7a/a0e07da603174d53b0ce8c2e73daf7dc/FLAGd579a3f52 [2020-10-27 22:17:35,326 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:17:35,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2020-10-27 22:17:35,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/90eb5aa7a/a0e07da603174d53b0ce8c2e73daf7dc/FLAGd579a3f52 [2020-10-27 22:17:35,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/90eb5aa7a/a0e07da603174d53b0ce8c2e73daf7dc [2020-10-27 22:17:35,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:17:35,558 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:17:35,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:17:35,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:17:35,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:17:35,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:17:35" (1/1) ... [2020-10-27 22:17:35,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9d2d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:35, skipping insertion in model container [2020-10-27 22:17:35,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:17:35" (1/1) ... [2020-10-27 22:17:35,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:17:35,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:17:36,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:17:36,039 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:17:36,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:17:36,188 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:17:36,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36 WrapperNode [2020-10-27 22:17:36,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:17:36,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:17:36,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:17:36,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:17:36,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... [2020-10-27 22:17:36,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... [2020-10-27 22:17:36,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... [2020-10-27 22:17:36,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... [2020-10-27 22:17:36,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... [2020-10-27 22:17:36,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... [2020-10-27 22:17:36,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... [2020-10-27 22:17:36,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:17:36,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:17:36,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:17:36,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:17:36,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:17:36,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:17:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:17:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:17:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:17:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:17:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:17:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:17:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:17:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:17:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:17:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:17:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:17:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:17:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:17:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:17:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:17:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:17:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:17:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:17:36,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:17:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:17:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:17:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:17:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:17:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:17:36,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:17:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:17:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:17:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:17:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:17:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:17:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:17:36,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:17:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:17:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:17:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:17:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:17:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:17:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:17:36,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:17:36,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:17:36,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:17:36,423 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:17:36,423 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:17:36,423 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:17:36,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:17:36,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:17:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:17:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:17:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:17:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:17:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:17:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:17:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:17:36,425 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:17:36,425 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:17:36,425 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:17:36,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:17:36,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:17:36,425 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:17:36,426 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:17:36,426 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:17:36,426 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:17:36,426 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:17:36,426 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:17:36,426 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:17:36,426 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:17:36,427 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:17:36,427 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:17:36,427 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:17:36,427 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:17:36,427 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:17:36,427 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:17:36,427 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:17:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:17:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:17:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:17:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:17:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:17:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:17:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:17:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:17:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:17:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:17:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:17:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:17:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:17:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:17:36,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:17:36,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:17:36,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:17:37,842 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:17:37,843 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:17:37,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:17:37 BoogieIcfgContainer [2020-10-27 22:17:37,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:17:37,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:17:37,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:17:37,857 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:17:37,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:17:35" (1/3) ... [2020-10-27 22:17:37,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2621b27e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:17:37, skipping insertion in model container [2020-10-27 22:17:37,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:17:36" (2/3) ... [2020-10-27 22:17:37,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2621b27e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:17:37, skipping insertion in model container [2020-10-27 22:17:37,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:17:37" (3/3) ... [2020-10-27 22:17:37,863 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product51.cil.c [2020-10-27 22:17:37,877 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:17:37,884 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:17:37,900 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:17:37,953 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:17:37,953 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:17:37,954 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:17:37,954 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:17:37,954 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:17:37,954 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:17:37,954 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:17:37,954 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:17:37,981 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-10-27 22:17:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:17:37,992 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:17:37,993 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:17:37,993 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:17:38,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:17:38,000 INFO L82 PathProgramCache]: Analyzing trace with hash 430136042, now seen corresponding path program 1 times [2020-10-27 22:17:38,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:17:38,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1572372430] [2020-10-27 22:17:38,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:17:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:38,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:38,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:39,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:41,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:41,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:43,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:43,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:17:43,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:17:43,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-27 22:17:43,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:43,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:17:43,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:17:43,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:17:43,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 22:17:43,878 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:17:43,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:17:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:43,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:43,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:43,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:43,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:43,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:17:43,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:43,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:43,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:43,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:43,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:43,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:43,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:43,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:43,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:43,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:43,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:43,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:43,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:43,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:43,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:43,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:43,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:17:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:43,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:43,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:43,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:43,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:43,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:43,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:43,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:43,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:43,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:43,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:43,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:43,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:43,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:43,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:43,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:43,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:43,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:43,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:43,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:43,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:43,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:43,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:17:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:43,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:43,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:43,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:43,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:43,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:43,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:43,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:43,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:44,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:44,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:44,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:17:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:44,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:44,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:44,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:44,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:44,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:17:44,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:44,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:44,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:44,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:17:44,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:44,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:17:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:44,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:44,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:44,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:44,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:44,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:17:44,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:44,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:17:44,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:44,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:17:44,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:44,084 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 22:17:44,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1572372430] [2020-10-27 22:17:44,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:17:44,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:17:44,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546616333] [2020-10-27 22:17:44,094 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:17:44,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:17:44,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:17:44,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:17:44,113 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 7 states. [2020-10-27 22:17:44,722 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:17:45,808 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:17:46,257 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:17:46,710 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:17:47,654 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:17:48,105 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:17:49,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:17:49,699 INFO L93 Difference]: Finished difference Result 406 states and 562 transitions. [2020-10-27 22:17:49,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:17:49,701 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:17:49,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:17:49,715 INFO L225 Difference]: With dead ends: 406 [2020-10-27 22:17:49,715 INFO L226 Difference]: Without dead ends: 246 [2020-10-27 22:17:49,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:17:49,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-27 22:17:49,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 211. [2020-10-27 22:17:49,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2020-10-27 22:17:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 266 transitions. [2020-10-27 22:17:49,874 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 266 transitions. Word has length 47 [2020-10-27 22:17:49,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:17:49,875 INFO L481 AbstractCegarLoop]: Abstraction has 211 states and 266 transitions. [2020-10-27 22:17:49,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:17:49,875 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 266 transitions. [2020-10-27 22:17:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 22:17:49,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:17:49,881 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 22:17:49,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:17:49,882 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:17:49,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:17:49,882 INFO L82 PathProgramCache]: Analyzing trace with hash -223606517, now seen corresponding path program 1 times [2020-10-27 22:17:49,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:17:49,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1409374912] [2020-10-27 22:17:49,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:17:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:49,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:49,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:50,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:50,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:52,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:53,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:54,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:54,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-27 22:17:54,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:17:54,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:17:54,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:54,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:17:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:17:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:17:54,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,319 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:17:55,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:17:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:55,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 22:17:55,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:55,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:17:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:55,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:55,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:17:55,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:17:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:55,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:17:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:17:55,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:17:55,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:17:55,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:17:55,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:17:55,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:17:55,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:55,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:17:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:17:55,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:17:55,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:17:55,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:17:55,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:17:55,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:17:55,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:17:55,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:17:55,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:17:55,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:17:55,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:17:55,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:17:55,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:17:55,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:17:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:17:55,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:17:55,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:55,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:17:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:55,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:55,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 22:17:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:55,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:17:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:55,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:55,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:55,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:55,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:55,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:55,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:55,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:55,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:55,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:55,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 22:17:55,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1409374912] [2020-10-27 22:17:55,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:17:55,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:17:55,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282449347] [2020-10-27 22:17:55,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:17:55,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:17:55,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:17:55,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:17:55,702 INFO L87 Difference]: Start difference. First operand 211 states and 266 transitions. Second operand 9 states. [2020-10-27 22:17:57,327 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:17:57,730 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:17:58,171 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:17:58,573 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:17:59,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:17:59,950 INFO L93 Difference]: Finished difference Result 482 states and 666 transitions. [2020-10-27 22:17:59,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:17:59,951 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-27 22:17:59,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:17:59,964 INFO L225 Difference]: With dead ends: 482 [2020-10-27 22:17:59,964 INFO L226 Difference]: Without dead ends: 295 [2020-10-27 22:17:59,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:17:59,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2020-10-27 22:18:00,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 219. [2020-10-27 22:18:00,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-10-27 22:18:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 274 transitions. [2020-10-27 22:18:00,064 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 274 transitions. Word has length 95 [2020-10-27 22:18:00,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:00,065 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 274 transitions. [2020-10-27 22:18:00,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:18:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 274 transitions. [2020-10-27 22:18:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 22:18:00,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:00,068 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 22:18:00,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:18:00,068 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:00,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:00,069 INFO L82 PathProgramCache]: Analyzing trace with hash 477993357, now seen corresponding path program 1 times [2020-10-27 22:18:00,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:00,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1379330832] [2020-10-27 22:18:00,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:00,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:00,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:00,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:00,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:01,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:02,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-27 22:18:05,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:18:05,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:18:05,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:05,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 22:18:05,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:05,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,466 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:05,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:05,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 22:18:05,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:05,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:05,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:05,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:05,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:05,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:05,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:05,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:05,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:18:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:18:05,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:18:05,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:05,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:05,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:05,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:05,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:18:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:18:05,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:18:05,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:05,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:18:05,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:05,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:18:05,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:18:05,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:05,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:18:05,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:05,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:18:05,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:18:05,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:05,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:18:05,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:05,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:18:05,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:05,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:18:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:05,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:18:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:05,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:05,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 22:18:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:05,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:05,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:05,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:18:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:05,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:05,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:05,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:05,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:05,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:05,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:05,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:05,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:05,750 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 22:18:05,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1379330832] [2020-10-27 22:18:05,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:18:05,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:18:05,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025520313] [2020-10-27 22:18:05,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:18:05,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:18:05,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:18:05,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:18:05,752 INFO L87 Difference]: Start difference. First operand 219 states and 274 transitions. Second operand 8 states. [2020-10-27 22:18:07,295 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:07,756 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:08,165 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:09,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:18:09,327 INFO L93 Difference]: Finished difference Result 497 states and 705 transitions. [2020-10-27 22:18:09,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:18:09,328 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-27 22:18:09,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:18:09,333 INFO L225 Difference]: With dead ends: 497 [2020-10-27 22:18:09,333 INFO L226 Difference]: Without dead ends: 302 [2020-10-27 22:18:09,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:18:09,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-27 22:18:09,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 223. [2020-10-27 22:18:09,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-10-27 22:18:09,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 278 transitions. [2020-10-27 22:18:09,425 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 278 transitions. Word has length 95 [2020-10-27 22:18:09,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:09,427 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 278 transitions. [2020-10-27 22:18:09,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:18:09,427 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 278 transitions. [2020-10-27 22:18:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 22:18:09,435 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:09,435 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 22:18:09,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:18:09,436 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:09,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:09,441 INFO L82 PathProgramCache]: Analyzing trace with hash -2091493042, now seen corresponding path program 1 times [2020-10-27 22:18:09,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:09,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2111516563] [2020-10-27 22:18:09,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:09,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:09,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:09,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:09,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:10,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:10,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:14,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:14,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-27 22:18:14,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:18:14,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 22:18:14,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:18:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 22:18:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:18:14,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:14,915 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:14,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:14,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:14,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:14,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:14,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:14,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:18:14,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:14,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:14,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:14,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:14,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:14,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:14,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:14,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:14,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:14,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:14,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:14,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:14,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:14,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:14,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:14,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:14,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:14,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:14,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:14,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:14,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:14,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:14,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:14,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:14,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:14,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:14,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:14,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:14,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:14,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:14,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:14,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:14,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:14,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:14,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:14,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:14,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:14,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:14,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:14,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:14,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:14,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:14,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:14,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:14,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:14,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:18:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:18:15,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:15,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:15,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:15,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:15,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:15,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:15,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:15,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:15,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:15,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:18:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:18:15,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:18:15,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:18:15,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:18:15,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:18:15,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:18:15,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:18:15,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:18:15,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:18:15,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:18:15,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:15,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:18:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:18:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:15,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:15,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:15,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 22:18:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:15,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:15,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:15,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:15,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:15,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:18:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:15,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:15,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:15,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:15,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:15,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:15,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:15,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:15,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:15,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:15,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:15,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-27 22:18:15,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2111516563] [2020-10-27 22:18:15,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:18:15,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:18:15,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114653182] [2020-10-27 22:18:15,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:18:15,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:18:15,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:18:15,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:18:15,177 INFO L87 Difference]: Start difference. First operand 223 states and 278 transitions. Second operand 9 states. [2020-10-27 22:18:16,202 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:18:16,896 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:18:17,753 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:18,273 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:18,699 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:21,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:18:21,215 INFO L93 Difference]: Finished difference Result 666 states and 1012 transitions. [2020-10-27 22:18:21,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:18:21,216 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-27 22:18:21,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:18:21,221 INFO L225 Difference]: With dead ends: 666 [2020-10-27 22:18:21,221 INFO L226 Difference]: Without dead ends: 467 [2020-10-27 22:18:21,223 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:18:21,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2020-10-27 22:18:21,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 346. [2020-10-27 22:18:21,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states. [2020-10-27 22:18:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 461 transitions. [2020-10-27 22:18:21,342 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 461 transitions. Word has length 95 [2020-10-27 22:18:21,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:21,345 INFO L481 AbstractCegarLoop]: Abstraction has 346 states and 461 transitions. [2020-10-27 22:18:21,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:18:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 461 transitions. [2020-10-27 22:18:21,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-27 22:18:21,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:21,358 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:18:21,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:18:21,358 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:21,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:21,359 INFO L82 PathProgramCache]: Analyzing trace with hash -997685276, now seen corresponding path program 1 times [2020-10-27 22:18:21,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:21,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [782157507] [2020-10-27 22:18:21,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:21,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:21,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:21,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:21,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:22,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:22,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:23,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-27 22:18:26,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:18:26,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 22:18:26,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:18:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 22:18:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 22:18:26,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,872 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:26,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:26,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:18:26,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:26,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:26,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:26,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:26,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:26,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:26,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:26,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:26,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:18:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:18:26,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:26,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:26,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:26,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:26,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:26,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:26,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:26,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:26,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:26,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:26,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:26,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:26,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:26,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:26,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:18:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:18:27,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:18:27,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:27,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:18:27,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:18:27,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:18:27,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:18:27,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:18:27,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:18:27,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:18:27,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:18:27,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:18:27,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:18:27,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:18:27,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:27,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:18:27,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:18:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:27,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:27,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:27,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:27,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:18:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:27,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:27,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:27,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:18:27,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:27,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:27,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:27,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:27,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:18:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:27,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:18:27,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:18:27,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:18:27,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:18:27,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 22:18:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:27,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:18:27,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:27,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:27,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:27,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:18:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:27,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:27,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:27,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:27,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:27,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:27,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:27,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:27,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:27,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:27,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-27 22:18:27,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [782157507] [2020-10-27 22:18:27,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:18:27,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:18:27,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715574892] [2020-10-27 22:18:27,273 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:18:27,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:18:27,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:18:27,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:18:27,274 INFO L87 Difference]: Start difference. First operand 346 states and 461 transitions. Second operand 12 states. [2020-10-27 22:18:28,142 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:18:28,806 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:18:29,434 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:29,928 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:30,389 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:30,990 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:31,505 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:18:31,925 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:18:33,527 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:18:36,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:18:36,857 INFO L93 Difference]: Finished difference Result 1191 states and 1870 transitions. [2020-10-27 22:18:36,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 22:18:36,858 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 118 [2020-10-27 22:18:36,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:18:36,868 INFO L225 Difference]: With dead ends: 1191 [2020-10-27 22:18:36,868 INFO L226 Difference]: Without dead ends: 869 [2020-10-27 22:18:36,872 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 46 SyntacticMatches, 5 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=270, Invalid=660, Unknown=0, NotChecked=0, Total=930 [2020-10-27 22:18:36,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2020-10-27 22:18:37,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 573. [2020-10-27 22:18:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 573 states. [2020-10-27 22:18:37,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 794 transitions. [2020-10-27 22:18:37,023 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 794 transitions. Word has length 118 [2020-10-27 22:18:37,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:37,024 INFO L481 AbstractCegarLoop]: Abstraction has 573 states and 794 transitions. [2020-10-27 22:18:37,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:18:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 794 transitions. [2020-10-27 22:18:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 22:18:37,028 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:37,028 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:18:37,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:18:37,029 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:37,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:37,029 INFO L82 PathProgramCache]: Analyzing trace with hash -335554891, now seen corresponding path program 1 times [2020-10-27 22:18:37,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:37,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [754792283] [2020-10-27 22:18:37,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:37,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:37,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:37,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:37,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:37,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:37,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:38,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:38,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:38,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:38,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:39,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-27 22:18:42,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 22:18:42,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:18:42,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:42,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 116 [2020-10-27 22:18:42,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:18:42,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,387 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:42,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:18:42,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:42,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:42,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:42,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:42,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:42,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:18:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:18:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:18:42,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:18:42,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:18:42,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:18:42,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:18:42,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:42,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:18:42,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:42,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:18:42,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:42,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:18:42,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:18:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:42,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:42,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:18:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:18:42,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:18:42,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:42,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:18:42,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:42,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:42,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:42,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 22:18:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 22:18:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:42,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:42,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 22:18:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:42,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:42,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:42,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:42,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:42,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:42,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:42,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-27 22:18:42,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [754792283] [2020-10-27 22:18:42,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:18:42,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:18:42,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531423155] [2020-10-27 22:18:42,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:18:42,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:18:42,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:18:42,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:18:42,649 INFO L87 Difference]: Start difference. First operand 573 states and 794 transitions. Second operand 7 states. [2020-10-27 22:18:43,383 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:45,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:18:45,084 INFO L93 Difference]: Finished difference Result 985 states and 1350 transitions. [2020-10-27 22:18:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:18:45,085 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 134 [2020-10-27 22:18:45,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:18:45,092 INFO L225 Difference]: With dead ends: 985 [2020-10-27 22:18:45,092 INFO L226 Difference]: Without dead ends: 619 [2020-10-27 22:18:45,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:18:45,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2020-10-27 22:18:45,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 510. [2020-10-27 22:18:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 510 states. [2020-10-27 22:18:45,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 658 transitions. [2020-10-27 22:18:45,223 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 658 transitions. Word has length 134 [2020-10-27 22:18:45,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:45,225 INFO L481 AbstractCegarLoop]: Abstraction has 510 states and 658 transitions. [2020-10-27 22:18:45,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:18:45,225 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 658 transitions. [2020-10-27 22:18:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 22:18:45,229 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:45,229 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:18:45,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:18:45,230 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:45,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:45,232 INFO L82 PathProgramCache]: Analyzing trace with hash -751579610, now seen corresponding path program 1 times [2020-10-27 22:18:45,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:45,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1156968862] [2020-10-27 22:18:45,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:45,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:45,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:45,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:45,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:45,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:46,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:46,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:46,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 22:18:50,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:18:50,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 22:18:50,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:50,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 22:18:50,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 22:18:50,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,628 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:50,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:18:50,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:50,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:50,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:50,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:18:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:18:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:18:50,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:18:50,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:18:50,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:18:50,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:18:50,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:50,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:18:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:18:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:50,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:50,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:18:50,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:18:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:18:50,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:18:50,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 22:18:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:18:50,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:50,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:50,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:50,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:50,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:18:50,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 22:18:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:50,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:50,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:18:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:18:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:50,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:50,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:50,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:50,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:50,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:50,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:50,891 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 22:18:50,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1156968862] [2020-10-27 22:18:50,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:18:50,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:18:50,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852477467] [2020-10-27 22:18:50,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:18:50,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:18:50,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:18:50,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:18:50,893 INFO L87 Difference]: Start difference. First operand 510 states and 658 transitions. Second operand 8 states. [2020-10-27 22:18:51,375 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:52,251 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:18:54,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:18:54,103 INFO L93 Difference]: Finished difference Result 1299 states and 1789 transitions. [2020-10-27 22:18:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:18:54,103 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 138 [2020-10-27 22:18:54,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:18:54,110 INFO L225 Difference]: With dead ends: 1299 [2020-10-27 22:18:54,110 INFO L226 Difference]: Without dead ends: 541 [2020-10-27 22:18:54,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:18:54,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2020-10-27 22:18:54,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 421. [2020-10-27 22:18:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2020-10-27 22:18:54,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 527 transitions. [2020-10-27 22:18:54,219 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 527 transitions. Word has length 138 [2020-10-27 22:18:54,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:54,220 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 527 transitions. [2020-10-27 22:18:54,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:18:54,220 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 527 transitions. [2020-10-27 22:18:54,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-27 22:18:54,223 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:54,224 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:18:54,224 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:18:54,224 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:54,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:54,225 INFO L82 PathProgramCache]: Analyzing trace with hash 412618794, now seen corresponding path program 1 times [2020-10-27 22:18:54,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:54,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1541007486] [2020-10-27 22:18:54,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:54,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:54,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:54,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:54,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-27 22:18:59,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,664 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:59,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:59,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:18:59,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:59,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:59,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:59,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:59,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:59,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:59,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:59,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:59,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:18:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:18:59,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:59,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:18:59,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:59,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:18:59,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:59,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:18:59,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:59,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:18:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:59,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:59,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:18:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:59,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:59,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:59,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:59,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-27 22:18:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 22:18:59,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:18:59,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 22:18:59,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:18:59,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:18:59,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:18:59,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:59,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:18:59,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:18:59,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:18:59,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:18:59,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:59,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:59,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:59,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:59,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:18:59,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:59,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:18:59,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:59,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:18:59,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:59,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:18:59,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:19:00,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:19:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:19:00,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:19:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:19:00,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:19:00,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:00,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:19:00,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:00,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:00,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:19:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:00,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:19:00,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:00,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:19:00,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:19:00,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:00,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:19:00,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:19:00,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:00,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 22:19:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:00,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:19:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:19:00,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:19:00,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 22:19:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:19:00,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:00,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 22:19:00,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:19:00,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:00,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:19:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:19:00,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:00,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:00,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-27 22:19:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:00,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:00,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 22:19:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:00,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:00,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 46 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-10-27 22:19:00,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1541007486] [2020-10-27 22:19:00,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:19:00,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:19:00,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4741338] [2020-10-27 22:19:00,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:19:00,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:00,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:19:00,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:19:00,437 INFO L87 Difference]: Start difference. First operand 421 states and 527 transitions. Second operand 16 states. [2020-10-27 22:19:01,329 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:19:02,445 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-27 22:19:04,401 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:19:05,151 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 22:19:05,597 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:19:06,388 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 22:19:06,825 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:19:07,625 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-10-27 22:19:08,522 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:19:08,949 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:19:09,362 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:19:09,776 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:10,987 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:19:11,375 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:19:11,819 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:19:12,225 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:19:13,057 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-27 22:19:13,480 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:19:15,277 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 22:19:15,765 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:19:16,684 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-27 22:19:17,467 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-27 22:19:18,223 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-27 22:19:19,018 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-27 22:19:19,850 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-27 22:19:20,632 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-27 22:19:21,991 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 22:19:22,817 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-27 22:19:23,605 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-10-27 22:19:24,055 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:19:24,557 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:19:25,302 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 206 [2020-10-27 22:19:28,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:28,435 INFO L93 Difference]: Finished difference Result 1788 states and 2643 transitions. [2020-10-27 22:19:28,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-10-27 22:19:28,436 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 186 [2020-10-27 22:19:28,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:28,447 INFO L225 Difference]: With dead ends: 1788 [2020-10-27 22:19:28,447 INFO L226 Difference]: Without dead ends: 1332 [2020-10-27 22:19:28,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1369 ImplicationChecksByTransitivity, 19.2s TimeCoverageRelationStatistics Valid=690, Invalid=3732, Unknown=0, NotChecked=0, Total=4422 [2020-10-27 22:19:28,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1332 states. [2020-10-27 22:19:28,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1332 to 963. [2020-10-27 22:19:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 963 states. [2020-10-27 22:19:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1198 transitions. [2020-10-27 22:19:28,692 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1198 transitions. Word has length 186 [2020-10-27 22:19:28,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:28,693 INFO L481 AbstractCegarLoop]: Abstraction has 963 states and 1198 transitions. [2020-10-27 22:19:28,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:19:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1198 transitions. [2020-10-27 22:19:28,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-10-27 22:19:28,697 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:19:28,697 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:19:28,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:19:28,699 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 22:19:28,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:19:28,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1670634274, now seen corresponding path program 1 times [2020-10-27 22:19:28,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:19:28,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1152661624] [2020-10-27 22:19:28,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:19:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:28,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-27 22:19:29,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-27 22:19:29,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:29,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-10-27 22:19:29,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:29,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,417 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:29,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:19:29,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:19:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:19:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:19:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:19:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:19:29,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:19:29,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:19:29,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:29,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:29,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:29,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:19:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:19:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 22:19:29,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:19:29,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:29,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:19:29,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:29,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:19:29,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:19:29,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:29,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:19:29,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:29,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:19:29,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:19:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:19:29,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:19:29,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:19:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 22:19:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:19:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:19:29,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:19:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:19:29,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-27 22:19:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:29,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-27 22:19:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:29,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-27 22:19:29,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1152661624] [2020-10-27 22:19:29,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:19:29,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:19:29,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45997703] [2020-10-27 22:19:29,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:19:29,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:29,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:19:29,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:19:29,747 INFO L87 Difference]: Start difference. First operand 963 states and 1198 transitions. Second operand 10 states. [2020-10-27 22:19:31,374 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:31,734 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:19:32,109 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:32,479 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:32,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:32,802 INFO L93 Difference]: Finished difference Result 1290 states and 1635 transitions. [2020-10-27 22:19:32,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:19:32,803 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 190 [2020-10-27 22:19:32,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:32,804 INFO L225 Difference]: With dead ends: 1290 [2020-10-27 22:19:32,804 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:19:32,809 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:19:32,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:19:32,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:19:32,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:19:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:19:32,810 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 190 [2020-10-27 22:19:32,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:32,810 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:19:32,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:19:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:19:32,810 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:19:32,810 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:19:32,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:19:34,806 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 297 [2020-10-27 22:19:36,516 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 282 [2020-10-27 22:19:38,417 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 190 [2020-10-27 22:19:39,242 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 307 [2020-10-27 22:19:40,327 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 307 [2020-10-27 22:19:41,724 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 11 [2020-10-27 22:19:42,280 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 13 [2020-10-27 22:19:42,512 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:19:42,792 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:19:42,974 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-27 22:19:43,509 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 13 [2020-10-27 22:19:43,787 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:19:44,066 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:19:44,389 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:45,355 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 26 [2020-10-27 22:19:45,585 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:19:46,663 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-27 22:19:47,007 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2020-10-27 22:19:47,214 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 22:19:48,168 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 26 [2020-10-27 22:19:49,297 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 174 DAG size of output: 23 [2020-10-27 22:19:50,006 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2020-10-27 22:19:51,084 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2020-10-27 22:19:51,634 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 13 [2020-10-27 22:19:51,854 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 22:19:52,805 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 27 [2020-10-27 22:19:52,950 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 21 [2020-10-27 22:19:53,490 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 13 [2020-10-27 22:19:54,199 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-27 22:19:54,505 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:19:54,794 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-27 22:19:56,096 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 213 DAG size of output: 26 [2020-10-27 22:19:56,401 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:19:56,621 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 22:19:56,883 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:19:57,185 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:19:58,502 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 213 DAG size of output: 26 [2020-10-27 22:19:58,876 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:19:59,628 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 16 [2020-10-27 22:19:59,941 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:20:00,511 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 7 [2020-10-27 22:20:00,841 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2020-10-27 22:20:01,721 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 17 [2020-10-27 22:20:02,665 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 33 [2020-10-27 22:20:03,715 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 172 DAG size of output: 16 [2020-10-27 22:20:03,719 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:20:03,720 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:20:03,720 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:20:03,720 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:20:03,721 INFO L274 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2020-10-27 22:20:03,721 INFO L274 CegarLoopResult]: For program point L692-1(lines 692 696) no Hoare annotation was computed. [2020-10-27 22:20:03,721 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 661 716) no Hoare annotation was computed. [2020-10-27 22:20:03,721 INFO L274 CegarLoopResult]: For program point L687(line 687) no Hoare annotation was computed. [2020-10-27 22:20:03,721 INFO L274 CegarLoopResult]: For program point L686-2(lines 686 707) no Hoare annotation was computed. [2020-10-27 22:20:03,721 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 661 716) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point L708(lines 685 709) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 661 716) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point L769(lines 742 770) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 717 776) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 717 776) no Hoare annotation was computed. [2020-10-27 22:20:03,722 INFO L274 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point L749-1(lines 749 753) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 717 776) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point L743-2(lines 743 768) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 301 307) the Hoare annotation is: true [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 301 307) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 308 316) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 308 316) the Hoare annotation is: true [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 308 316) no Hoare annotation was computed. [2020-10-27 22:20:03,723 INFO L274 CegarLoopResult]: For program point L161(lines 161 167) no Hoare annotation was computed. [2020-10-27 22:20:03,724 INFO L270 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (and (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)))) [2020-10-27 22:20:03,724 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 149 173) the Hoare annotation is: true [2020-10-27 22:20:03,724 INFO L274 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-27 22:20:03,724 INFO L274 CegarLoopResult]: For program point L157(lines 157 170) no Hoare annotation was computed. [2020-10-27 22:20:03,724 INFO L274 CegarLoopResult]: For program point L157-1(lines 149 173) no Hoare annotation was computed. [2020-10-27 22:20:03,724 INFO L277 CegarLoopResult]: At program point L155(line 155) the Hoare annotation is: true [2020-10-27 22:20:03,724 INFO L274 CegarLoopResult]: For program point L155-1(line 155) no Hoare annotation was computed. [2020-10-27 22:20:03,724 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 149 173) no Hoare annotation was computed. [2020-10-27 22:20:03,725 INFO L270 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse1 (not .cse0)) (or .cse1 (not (<= 1 ~waterLevel~0))))) [2020-10-27 22:20:03,725 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,725 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,725 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,725 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,725 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-27 22:20:03,725 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-27 22:20:03,726 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,726 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,726 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-27 22:20:03,726 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-27 22:20:03,726 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-27 22:20:03,726 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:20:03,726 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-27 22:20:03,726 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-27 22:20:03,727 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-27 22:20:03,728 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 22:20:03,728 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-27 22:20:03,728 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-27 22:20:03,728 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 517 531) no Hoare annotation was computed. [2020-10-27 22:20:03,728 INFO L270 CegarLoopResult]: At program point L523(line 523) the Hoare annotation is: (and (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,728 INFO L274 CegarLoopResult]: For program point L521(lines 521 527) no Hoare annotation was computed. [2020-10-27 22:20:03,728 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 517 531) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~systemActive~0)| 0))) (and (or .cse0 (and (= |old(~systemActive~0)| ~systemActive~0) .cse1)) (or (and (= 0 ~systemActive~0) .cse1) (not .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:20:03,728 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 517 531) no Hoare annotation was computed. [2020-10-27 22:20:03,728 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 434 442) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 434 442) the Hoare annotation is: true [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 434 442) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point L507(lines 507 511) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 498 516) the Hoare annotation is: true [2020-10-27 22:20:03,729 INFO L277 CegarLoopResult]: At program point L505(line 505) the Hoare annotation is: true [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point L507-2(lines 507 511) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point L505-1(line 505) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 498 516) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 498 516) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-10-27 22:20:03,729 INFO L274 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 443 478) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point L462(lines 462 470) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point L462-2(lines 462 470) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 443 478) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 443 478) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 294 300) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 294 300) the Hoare annotation is: true [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 615 660) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 615 660) no Hoare annotation was computed. [2020-10-27 22:20:03,730 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 615 660) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point L959(lines 959 960) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 928 973) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point L952(lines 952 953) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point L948(lines 948 955) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point L942(lines 942 962) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 952 953) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 959 960) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point L942-1(lines 942 962) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 928 973) no Hoare annotation was computed. [2020-10-27 22:20:03,731 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 928 973) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 423 433) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 423 433) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 423 433) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 415 422) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0)) [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 415 422) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 415 422) no Hoare annotation was computed. [2020-10-27 22:20:03,732 INFO L274 CegarLoopResult]: For program point L263(lines 263 269) no Hoare annotation was computed. [2020-10-27 22:20:03,733 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 259 272) no Hoare annotation was computed. [2020-10-27 22:20:03,733 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 259 272) the Hoare annotation is: true [2020-10-27 22:20:03,733 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 259 272) no Hoare annotation was computed. [2020-10-27 22:20:03,733 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 382 406) no Hoare annotation was computed. [2020-10-27 22:20:03,733 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 382 406) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:20:03,733 INFO L270 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) [2020-10-27 22:20:03,733 INFO L274 CegarLoopResult]: For program point L401-1(lines 382 406) no Hoare annotation was computed. [2020-10-27 22:20:03,733 INFO L270 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:20:03,733 INFO L270 CegarLoopResult]: At program point L392(line 392) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~3)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:20:03,734 INFO L274 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2020-10-27 22:20:03,734 INFO L270 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:20:03,734 INFO L274 CegarLoopResult]: For program point L388-1(line 388) no Hoare annotation was computed. [2020-10-27 22:20:03,734 INFO L274 CegarLoopResult]: For program point L386(lines 386 403) no Hoare annotation was computed. [2020-10-27 22:20:03,735 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 348 354) no Hoare annotation was computed. [2020-10-27 22:20:03,735 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 348 354) the Hoare annotation is: true [2020-10-27 22:20:03,735 INFO L274 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2020-10-27 22:20:03,735 INFO L270 CegarLoopResult]: At program point testENTRY(lines 533 598) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,735 INFO L274 CegarLoopResult]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2020-10-27 22:20:03,735 INFO L270 CegarLoopResult]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,736 INFO L270 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and .cse0 (= ~pumpRunning~0 0)) (and .cse0 (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:20:03,736 INFO L274 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2020-10-27 22:20:03,736 INFO L270 CegarLoopResult]: At program point L579-1(lines 573 586) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 (<= 1 ~waterLevel~0)))) [2020-10-27 22:20:03,736 INFO L274 CegarLoopResult]: For program point L544(lines 543 590) no Hoare annotation was computed. [2020-10-27 22:20:03,736 INFO L274 CegarLoopResult]: For program point L573(lines 573 586) no Hoare annotation was computed. [2020-10-27 22:20:03,736 INFO L270 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 (<= 1 ~waterLevel~0)))) [2020-10-27 22:20:03,736 INFO L274 CegarLoopResult]: For program point L563(lines 563 569) no Hoare annotation was computed. [2020-10-27 22:20:03,736 INFO L274 CegarLoopResult]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2020-10-27 22:20:03,736 INFO L270 CegarLoopResult]: At program point L588(lines 543 590) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 (<= 1 ~waterLevel~0)))) [2020-10-27 22:20:03,737 INFO L270 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 (<= 1 ~waterLevel~0)))) [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point L553(lines 553 559) no Hoare annotation was computed. [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point L896(lines 896 916) no Hoare annotation was computed. [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 906 907) no Hoare annotation was computed. [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point L896-1(lines 896 916) no Hoare annotation was computed. [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 913 914) no Hoare annotation was computed. [2020-10-27 22:20:03,737 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 882 927) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 882 927) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point L913(lines 913 914) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 882 927) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point L906(lines 906 907) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point L902(lines 902 909) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 273 281) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 273 281) the Hoare annotation is: true [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 273 281) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point L235(lines 235 243) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point L235-2(lines 235 243) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 227 249) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 227 249) no Hoare annotation was computed. [2020-10-27 22:20:03,738 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 227 249) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 284 293) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 284 293) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 284 293) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 779 881) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point L828-2(lines 828 848) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point L849(lines 827 850) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point L808(lines 808 824) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 779 881) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point L868(lines 868 875) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point L829(lines 828 848) no Hoare annotation was computed. [2020-10-27 22:20:03,739 INFO L274 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point L860-1(line 860) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point L825(lines 825 866) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 779 881) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point L803(lines 803 807) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point L867(lines 867 878) no Hoare annotation was computed. [2020-10-27 22:20:03,740 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:20:03,741 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.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~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#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~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#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~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.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~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#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 22:20:03,741 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:20:03,741 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 407 414) no Hoare annotation was computed. [2020-10-27 22:20:03,741 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 407 414) no Hoare annotation was computed. [2020-10-27 22:20:03,741 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 407 414) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:20:03,741 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 250 258) the Hoare annotation is: true [2020-10-27 22:20:03,741 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 250 258) no Hoare annotation was computed. [2020-10-27 22:20:03,741 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 250 258) no Hoare annotation was computed. [2020-10-27 22:20:03,741 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 479 497) no Hoare annotation was computed. [2020-10-27 22:20:03,741 INFO L274 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L277 CegarLoopResult]: At program point L486(line 486) the Hoare annotation is: true [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 479 497) the Hoare annotation is: true [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point L486-1(line 486) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 479 497) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point L210-1(lines 206 217) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 206 217) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 (not .cse1) .cse2) (or .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 1 ~waterLevel~0)) .cse2))) [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 206 217) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:20:03,742 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:20:03,743 INFO L270 CegarLoopResult]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and .cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (<= 1 |old(~waterLevel~0)|)) .cse2) (or (not .cse1) .cse2))) [2020-10-27 22:20:03,743 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 324 347) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse2) (or .cse0 (not .cse1) .cse2))) [2020-10-27 22:20:03,743 INFO L270 CegarLoopResult]: At program point L335(lines 335 341) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse4 (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (let ((.cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and (= ~pumpRunning~0 0) .cse0) (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and .cse2 .cse0))) (or (and .cse3 .cse2) .cse4 (not (<= 1 |old(~waterLevel~0)|)) .cse5) (or .cse4 (not .cse1) .cse5)))) [2020-10-27 22:20:03,743 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 324 347) no Hoare annotation was computed. [2020-10-27 22:20:03,743 INFO L270 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~waterLevel~0)|)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not .cse1) .cse0))) [2020-10-27 22:20:03,743 INFO L274 CegarLoopResult]: For program point L328(lines 327 346) no Hoare annotation was computed. [2020-10-27 22:20:03,743 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 324 347) no Hoare annotation was computed. [2020-10-27 22:20:03,744 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-27 22:20:03,744 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-27 22:20:03,744 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2020-10-27 22:20:03,744 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-27 22:20:03,744 INFO L277 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2020-10-27 22:20:03,744 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-27 22:20:03,744 INFO L277 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2020-10-27 22:20:03,744 INFO L277 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-10-27 22:20:03,744 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-27 22:20:03,744 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 218 226) no Hoare annotation was computed. [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 218 226) no Hoare annotation was computed. [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 218 226) no Hoare annotation was computed. [2020-10-27 22:20:03,745 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 182 193) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 182 193) no Hoare annotation was computed. [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point L186-1(lines 182 193) no Hoare annotation was computed. [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-27 22:20:03,745 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:20:03,745 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)) [2020-10-27 22:20:03,745 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:20:03,745 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:20:03,746 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 356 380) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,746 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 356 380) no Hoare annotation was computed. [2020-10-27 22:20:03,746 INFO L270 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,746 INFO L274 CegarLoopResult]: For program point L375-1(lines 356 380) no Hoare annotation was computed. [2020-10-27 22:20:03,746 INFO L270 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~2 0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,746 INFO L270 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,746 INFO L274 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2020-10-27 22:20:03,746 INFO L270 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:20:03,746 INFO L274 CegarLoopResult]: For program point L362-1(line 362) no Hoare annotation was computed. [2020-10-27 22:20:03,746 INFO L274 CegarLoopResult]: For program point L360(lines 360 377) no Hoare annotation was computed. [2020-10-27 22:20:03,746 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 194 205) no Hoare annotation was computed. [2020-10-27 22:20:03,747 INFO L274 CegarLoopResult]: For program point L198-1(lines 194 205) no Hoare annotation was computed. [2020-10-27 22:20:03,747 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 194 205) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not .cse2)) (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2020-10-27 22:20:03,747 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 600 607) no Hoare annotation was computed. [2020-10-27 22:20:03,747 INFO L274 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-27 22:20:03,747 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 600 607) the Hoare annotation is: true [2020-10-27 22:20:03,747 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 600 607) no Hoare annotation was computed. [2020-10-27 22:20:03,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:20:03 BoogieIcfgContainer [2020-10-27 22:20:03,765 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:20:03,767 INFO L168 Benchmark]: Toolchain (without parser) took 148213.68 ms. Allocated memory was 162.5 MB in the beginning and 886.0 MB in the end (delta: 723.5 MB). Free memory was 136.3 MB in the beginning and 561.4 MB in the end (delta: -425.1 MB). Peak memory consumption was 549.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:20:03,767 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 162.5 MB. Free memory is still 135.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:20:03,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.71 ms. Allocated memory is still 162.5 MB. Free memory was 135.8 MB in the beginning and 114.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:20:03,768 INFO L168 Benchmark]: Boogie Preprocessor took 119.10 ms. Allocated memory is still 162.5 MB. Free memory was 114.2 MB in the beginning and 110.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:20:03,769 INFO L168 Benchmark]: RCFGBuilder took 1539.57 ms. Allocated memory is still 162.5 MB. Free memory was 110.3 MB in the beginning and 55.7 MB in the end (delta: 54.6 MB). Peak memory consumption was 55.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:20:03,770 INFO L168 Benchmark]: TraceAbstraction took 145912.99 ms. Allocated memory was 162.5 MB in the beginning and 886.0 MB in the end (delta: 723.5 MB). Free memory was 55.7 MB in the beginning and 561.4 MB in the end (delta: -505.7 MB). Peak memory consumption was 467.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:20:03,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 162.5 MB. Free memory is still 135.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 628.71 ms. Allocated memory is still 162.5 MB. Free memory was 135.8 MB in the beginning and 114.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 119.10 ms. Allocated memory is still 162.5 MB. Free memory was 114.2 MB in the beginning and 110.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1539.57 ms. Allocated memory is still 162.5 MB. Free memory was 110.3 MB in the beginning and 55.7 MB in the end (delta: 54.6 MB). Peak memory consumption was 55.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 145912.99 ms. Allocated memory was 162.5 MB in the beginning and 886.0 MB in the end (delta: 723.5 MB). Free memory was 55.7 MB in the beginning and 561.4 MB in the end (delta: -505.7 MB). Peak memory consumption was 467.4 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: 913]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 906]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 952]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 959]: 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: 542]: Loop Invariant Derived loop invariant: (!(1 <= \old(waterLevel)) || \old(systemActive) == 0) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((((splverifierCounter <= 3 && 0 == systemActive) && pumpRunning == 0) || !(1 <= \old(waterLevel))) || ((splverifierCounter <= 3 && !(0 == systemActive)) && 2 <= waterLevel)) || \old(systemActive) == 0) || !(\old(pumpRunning) == 0)) || ((splverifierCounter <= 3 && pumpRunning == 0) && 1 <= waterLevel) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 253 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 114.8s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 65.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 30.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1417 SDtfs, 3381 SDslu, 2042 SDs, 0 SdLazy, 10733 SolverSat, 2744 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 580 GetRequests, 396 SyntacticMatches, 9 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1708 ImplicationChecksByTransitivity, 35.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=963occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 1205 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1852 PreInvPairs, 2084 NumberOfFragments, 1198 HoareAnnotationTreeSize, 1852 FomulaSimplifications, 491354080 FormulaSimplificationTreeSizeReduction, 8.3s HoareSimplificationTime, 62 FomulaSimplificationsInter, 191876 FormulaSimplificationTreeSizeReductionInter, 22.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 46.9s InterpolantComputationTime, 1098 NumberOfCodeBlocks, 1098 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1089 ConstructedInterpolants, 0 QuantifiedInterpolants, 447547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 369/402 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...