/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:56:49,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:56:49,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:56:49,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:56:49,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:56:49,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:56:49,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:56:49,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:56:49,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:56:49,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:56:49,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:56:49,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:56:49,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:56:49,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:56:49,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:56:49,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:56:49,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:56:49,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:56:49,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:56:49,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:56:49,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:56:49,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:56:49,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:56:49,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:56:49,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:56:49,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:56:49,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:56:49,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:56:49,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:56:49,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:56:49,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:56:49,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:56:49,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:56:49,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:56:49,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:56:49,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:56:49,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:56:49,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:56:49,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:56:49,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:56:49,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:56:49,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:56:49,600 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:56:49,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:56:49,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:56:49,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:56:49,602 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:56:49,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:56:49,603 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:56:49,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:56:49,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:56:49,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:56:49,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:56:49,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:56:49,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:56:49,605 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:56:49,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:56:49,605 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:56:49,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:56:49,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:56:49,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:56:49,606 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:56:49,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:56:49,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:56:49,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:56:49,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:56:49,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:56:49,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:56:49,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:56:49,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:56:49,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:56:49,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:56:50,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:56:50,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:56:50,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:56:50,077 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:56:50,077 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:56:50,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2020-10-28 16:56:50,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82104f6d0/8f27a56cfe5447679e09a3bcad7c9338/FLAG60e7c3558 [2020-10-28 16:56:50,830 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:56:50,831 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2020-10-28 16:56:50,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82104f6d0/8f27a56cfe5447679e09a3bcad7c9338/FLAG60e7c3558 [2020-10-28 16:56:51,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82104f6d0/8f27a56cfe5447679e09a3bcad7c9338 [2020-10-28 16:56:51,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:56:51,132 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:56:51,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:56:51,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:56:51,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:56:51,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cae3586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51, skipping insertion in model container [2020-10-28 16:56:51,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:56:51,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:56:51,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:56:51,557 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:56:51,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:56:51,744 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:56:51,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51 WrapperNode [2020-10-28 16:56:51,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:56:51,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:56:51,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:56:51,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:56:51,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... [2020-10-28 16:56:51,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:56:51,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:56:51,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:56:51,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:56:51,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:56:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:56:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:56:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:56:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:56:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:56:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:56:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:56:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:56:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:56:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:56:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:56:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:56:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:56:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:56:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:56:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:56:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:56:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:56:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:56:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:56:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:56:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:56:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:56:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:56:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:56:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:56:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:56:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:56:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:56:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:56:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:56:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:56:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:56:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:56:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:56:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:56:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:56:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:56:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:56:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:56:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:56:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:56:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:56:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:56:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:56:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:56:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:56:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:56:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:56:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:56:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:56:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:56:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:56:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:56:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:56:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:56:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:56:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:56:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:56:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:56:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:56:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:56:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:56:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:56:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:56:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:56:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:56:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:56:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:56:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:56:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:56:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:56:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:56:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:56:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:56:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:56:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:56:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:56:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:56:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:56:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:56:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:56:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:56:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:56:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:56:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:56:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:56:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:56:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:56:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:56:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:56:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:56:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:56:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:56:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:56:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:56:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:56:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:56:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:56:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:56:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:56:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:56:53,264 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:56:53,265 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:56:53,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:56:53 BoogieIcfgContainer [2020-10-28 16:56:53,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:56:53,270 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:56:53,270 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:56:53,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:56:53,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:56:51" (1/3) ... [2020-10-28 16:56:53,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d1d62ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:56:53, skipping insertion in model container [2020-10-28 16:56:53,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:51" (2/3) ... [2020-10-28 16:56:53,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d1d62ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:56:53, skipping insertion in model container [2020-10-28 16:56:53,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:56:53" (3/3) ... [2020-10-28 16:56:53,278 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2020-10-28 16:56:53,292 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:56:53,298 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:56:53,313 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:56:53,344 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:56:53,345 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:56:53,345 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:56:53,345 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:56:53,345 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:56:53,345 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:56:53,346 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:56:53,346 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:56:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-10-28 16:56:53,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:56:53,385 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:53,386 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:53,386 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:53,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:53,394 INFO L82 PathProgramCache]: Analyzing trace with hash -581250220, now seen corresponding path program 1 times [2020-10-28 16:56:53,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:53,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1784164096] [2020-10-28 16:56:53,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:53,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:53,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:56:57,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:56:57,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3394 [2020-10-28 16:56:57,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:56:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 16:56:57,524 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:57,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:57,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 16:56:57,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:57,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:57,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:57,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:57,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:57,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:57,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:57,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:57,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:57,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:57,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:57,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:57,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:57,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:57,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:57,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:57,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:57,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:56:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:57,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:57,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:57,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:56:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:57,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:57,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:57,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:57,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:56:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:57,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:57,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:57,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:57,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:57,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:57,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:57,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:57,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:57,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:56:57,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1784164096] [2020-10-28 16:56:57,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:56:57,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:56:57,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768310920] [2020-10-28 16:56:57,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:56:57,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:57,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:56:57,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:56:57,728 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-10-28 16:56:59,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:59,393 INFO L93 Difference]: Finished difference Result 371 states and 481 transitions. [2020-10-28 16:56:59,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:56:59,395 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-28 16:56:59,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:59,410 INFO L225 Difference]: With dead ends: 371 [2020-10-28 16:56:59,411 INFO L226 Difference]: Without dead ends: 198 [2020-10-28 16:56:59,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:56:59,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-10-28 16:56:59,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 161. [2020-10-28 16:56:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-28 16:56:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 191 transitions. [2020-10-28 16:56:59,538 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 191 transitions. Word has length 53 [2020-10-28 16:56:59,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:59,539 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 191 transitions. [2020-10-28 16:56:59,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:56:59,539 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 191 transitions. [2020-10-28 16:56:59,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-28 16:56:59,543 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:59,543 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:59,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:56:59,544 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:59,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:59,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1139745632, now seen corresponding path program 1 times [2020-10-28 16:56:59,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:59,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [391235689] [2020-10-28 16:56:59,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:59,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:59,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:59,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:02,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:02,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-28 16:57:02,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:57:02,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3178 [2020-10-28 16:57:02,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:02,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:57:02,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:57:02,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,194 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:03,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:03,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:57:03,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:03,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:03,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:03,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:03,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:03,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:03,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:03,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:03,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:57:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:03,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:03,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:03,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:03,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:57:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:03,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:03,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:03,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:57:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:03,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:03,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:03,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:03,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [391235689] [2020-10-28 16:57:03,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:03,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:57:03,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516174842] [2020-10-28 16:57:03,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:57:03,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:03,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:57:03,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:57:03,330 INFO L87 Difference]: Start difference. First operand 161 states and 191 transitions. Second operand 4 states. [2020-10-28 16:57:03,962 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:05,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:05,444 INFO L93 Difference]: Finished difference Result 297 states and 364 transitions. [2020-10-28 16:57:05,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:57:05,445 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-28 16:57:05,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:05,448 INFO L225 Difference]: With dead ends: 297 [2020-10-28 16:57:05,449 INFO L226 Difference]: Without dead ends: 182 [2020-10-28 16:57:05,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:57:05,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-28 16:57:05,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 152. [2020-10-28 16:57:05,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-28 16:57:05,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 179 transitions. [2020-10-28 16:57:05,531 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 179 transitions. Word has length 54 [2020-10-28 16:57:05,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:05,532 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 179 transitions. [2020-10-28 16:57:05,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:57:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 179 transitions. [2020-10-28 16:57:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-28 16:57:05,534 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:05,535 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:05,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:57:05,535 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:05,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:05,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1271644306, now seen corresponding path program 1 times [2020-10-28 16:57:05,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:05,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1169450391] [2020-10-28 16:57:05,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:57:07,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:07,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1448 [2020-10-28 16:57:07,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:57:07,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:07,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 16:57:07,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:07,485 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:07,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:07,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-28 16:57:07,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:07,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:07,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:07,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:07,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:07,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:07,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:07,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:07,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:07,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:07,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:07,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:07,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:07,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:07,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:07,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:07,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:07,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:07,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:07,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:07,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:07,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:07,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:57:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:07,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:07,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:07,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:07,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:07,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:07,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:57:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:07,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:07,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:07,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:07,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:07,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:57:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:07,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:07,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:07,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:07,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:07,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1169450391] [2020-10-28 16:57:07,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:07,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:57:07,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255448694] [2020-10-28 16:57:07,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:57:07,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:07,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:57:07,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:57:07,760 INFO L87 Difference]: Start difference. First operand 152 states and 179 transitions. Second operand 5 states. [2020-10-28 16:57:08,240 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:09,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:09,657 INFO L93 Difference]: Finished difference Result 310 states and 382 transitions. [2020-10-28 16:57:09,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:57:09,658 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-28 16:57:09,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:09,662 INFO L225 Difference]: With dead ends: 310 [2020-10-28 16:57:09,662 INFO L226 Difference]: Without dead ends: 182 [2020-10-28 16:57:09,664 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:57:09,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-28 16:57:09,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 152. [2020-10-28 16:57:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-28 16:57:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2020-10-28 16:57:09,724 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 59 [2020-10-28 16:57:09,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:09,724 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2020-10-28 16:57:09,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:57:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2020-10-28 16:57:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-28 16:57:09,728 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:09,728 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:09,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:57:09,728 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:09,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:09,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1931548923, now seen corresponding path program 1 times [2020-10-28 16:57:09,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:09,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [223630123] [2020-10-28 16:57:09,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:09,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:10,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:10,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:10,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:10,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:14,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:14,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-28 16:57:14,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:57:14,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:57:14,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:14,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:57:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:57:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:57:14,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,177 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:15,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:15,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 16:57:15,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:15,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:15,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:15,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:15,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:57:15,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:15,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:15,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:15,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:15,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:15,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:15,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:15,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:15,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:15,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:15,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:57:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:57:15,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:15,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:57:15,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:57:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 16:57:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:57:15,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:15,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:57:15,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:15,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:57:15,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:57:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:57:15,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:57:15,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:57:15,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:57:15,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:15,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:57:15,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:57:15,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:15,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:15,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:15,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:15,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 16:57:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:15,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:15,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:15,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 16:57:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:15,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:15,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:15,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:15,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 16:57:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:15,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:15,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:15,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:15,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:15,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:15,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:15,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:15,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [223630123] [2020-10-28 16:57:15,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:15,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:57:15,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228147917] [2020-10-28 16:57:15,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:57:15,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:15,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:57:15,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:57:15,446 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 7 states. [2020-10-28 16:57:15,913 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:17,636 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:18,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:18,963 INFO L93 Difference]: Finished difference Result 432 states and 532 transitions. [2020-10-28 16:57:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:57:18,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2020-10-28 16:57:18,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:18,968 INFO L225 Difference]: With dead ends: 432 [2020-10-28 16:57:18,968 INFO L226 Difference]: Without dead ends: 304 [2020-10-28 16:57:18,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:57:18,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-28 16:57:19,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 259. [2020-10-28 16:57:19,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-28 16:57:19,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 294 transitions. [2020-10-28 16:57:19,036 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 294 transitions. Word has length 77 [2020-10-28 16:57:19,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:19,037 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 294 transitions. [2020-10-28 16:57:19,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:57:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 294 transitions. [2020-10-28 16:57:19,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-28 16:57:19,038 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:19,039 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:19,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:57:19,039 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]=== [2020-10-28 16:57:19,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:19,040 INFO L82 PathProgramCache]: Analyzing trace with hash -577287825, now seen corresponding path program 1 times [2020-10-28 16:57:19,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:19,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1327073899] [2020-10-28 16:57:19,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:19,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-28 16:57:20,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:20,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1281 [2020-10-28 16:57:20,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:20,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-28 16:57:20,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 16:57:20,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,714 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:20,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:20,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:57:20,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:20,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:20,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:20,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:20,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:20,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:20,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:20,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:20,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:20,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:20,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:20,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:20,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:20,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:20,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:20,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:20,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:20,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:57:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 16:57:20,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:57:20,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:57:20,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:57:20,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:57:20,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:20,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:57:20,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:20,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:57:20,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:20,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:57:20,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:20,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:20,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:57:20,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:20,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:57:20,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:20,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:20,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:20,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:57:20,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:20,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:20,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:20,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:20,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:57:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:20,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:20,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:20,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:20,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 16:57:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:20,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:20,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:20,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:20,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:20,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 16:57:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:20,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:20,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:20,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:20,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:20,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:20,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:20,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:20,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:20,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:20,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1327073899] [2020-10-28 16:57:20,945 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:20,945 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:57:20,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292829132] [2020-10-28 16:57:20,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:57:20,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:20,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:57:20,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:57:20,948 INFO L87 Difference]: Start difference. First operand 259 states and 294 transitions. Second operand 8 states. [2020-10-28 16:57:21,472 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:23,537 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:23,959 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:24,331 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:24,708 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:26,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:26,449 INFO L93 Difference]: Finished difference Result 759 states and 949 transitions. [2020-10-28 16:57:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:57:26,450 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 91 [2020-10-28 16:57:26,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:26,457 INFO L225 Difference]: With dead ends: 759 [2020-10-28 16:57:26,457 INFO L226 Difference]: Without dead ends: 524 [2020-10-28 16:57:26,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:57:26,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-10-28 16:57:26,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 479. [2020-10-28 16:57:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-10-28 16:57:26,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 561 transitions. [2020-10-28 16:57:26,596 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 561 transitions. Word has length 91 [2020-10-28 16:57:26,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:26,597 INFO L481 AbstractCegarLoop]: Abstraction has 479 states and 561 transitions. [2020-10-28 16:57:26,597 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:57:26,597 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 561 transitions. [2020-10-28 16:57:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-28 16:57:26,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:26,599 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:26,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:57:26,600 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]=== [2020-10-28 16:57:26,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:26,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1772505588, now seen corresponding path program 1 times [2020-10-28 16:57:26,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:26,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1277305912] [2020-10-28 16:57:26,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-28 16:57:26,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 292 [2020-10-28 16:57:26,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 16:57:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:26,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,308 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:27,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 16:57:27,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:27,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:27,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:27,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 16:57:27,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:57:27,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:27,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:57:27,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:57:27,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:57:27,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:27,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:57:27,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:27,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:57:27,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:27,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:57:27,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:27,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:57:27,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:27,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:57:27,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:27,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:27,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:57:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 16:57:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:27,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 16:57:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:27,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:27,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 16:57:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:27,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:27,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1277305912] [2020-10-28 16:57:27,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:27,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:57:27,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989778311] [2020-10-28 16:57:27,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:57:27,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:27,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:57:27,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:57:27,684 INFO L87 Difference]: Start difference. First operand 479 states and 561 transitions. Second operand 8 states. [2020-10-28 16:57:28,863 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:29,228 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:29,615 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:31,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:31,326 INFO L93 Difference]: Finished difference Result 1018 states and 1258 transitions. [2020-10-28 16:57:31,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:57:31,327 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-28 16:57:31,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:31,335 INFO L225 Difference]: With dead ends: 1018 [2020-10-28 16:57:31,335 INFO L226 Difference]: Without dead ends: 563 [2020-10-28 16:57:31,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:57:31,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2020-10-28 16:57:31,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 482. [2020-10-28 16:57:31,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-28 16:57:31,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 564 transitions. [2020-10-28 16:57:31,483 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 564 transitions. Word has length 95 [2020-10-28 16:57:31,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:31,483 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 564 transitions. [2020-10-28 16:57:31,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:57:31,483 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 564 transitions. [2020-10-28 16:57:31,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-28 16:57:31,485 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:31,485 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:31,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:57:31,486 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]=== [2020-10-28 16:57:31,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:31,486 INFO L82 PathProgramCache]: Analyzing trace with hash 743146290, now seen corresponding path program 1 times [2020-10-28 16:57:31,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:31,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1699896137] [2020-10-28 16:57:31,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:31,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:31,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:31,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-28 16:57:31,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:31,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 339 [2020-10-28 16:57:31,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:31,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:31,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:31,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-28 16:57:31,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:31,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,183 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:32,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:32,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:57:32,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:32,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:32,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:32,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:32,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:32,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:32,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:32,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:32,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 16:57:32,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:57:32,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:32,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:57:32,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:32,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:57:32,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:57:32,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:32,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:57:32,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:32,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:32,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:57:32,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:57:32,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:32,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:32,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:57:32,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:32,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:57:32,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:32,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:32,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:32,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:57:32,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 16:57:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:32,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:32,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:32,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 16:57:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:32,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:32,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:32,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 16:57:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:32,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:32,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:32,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:32,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:32,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:32,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:32,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:32,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:32,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:32,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:32,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:32,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1699896137] [2020-10-28 16:57:32,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:32,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 16:57:32,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386965865] [2020-10-28 16:57:32,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:57:32,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:32,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:57:32,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:57:32,442 INFO L87 Difference]: Start difference. First operand 482 states and 564 transitions. Second operand 9 states. [2020-10-28 16:57:33,647 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:34,002 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:34,403 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:34,755 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:36,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:36,412 INFO L93 Difference]: Finished difference Result 1022 states and 1272 transitions. [2020-10-28 16:57:36,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:57:36,413 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-28 16:57:36,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:36,418 INFO L225 Difference]: With dead ends: 1022 [2020-10-28 16:57:36,419 INFO L226 Difference]: Without dead ends: 564 [2020-10-28 16:57:36,426 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:57:36,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-10-28 16:57:36,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 484. [2020-10-28 16:57:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-28 16:57:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 566 transitions. [2020-10-28 16:57:36,557 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 566 transitions. Word has length 95 [2020-10-28 16:57:36,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:36,559 INFO L481 AbstractCegarLoop]: Abstraction has 484 states and 566 transitions. [2020-10-28 16:57:36,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:57:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 566 transitions. [2020-10-28 16:57:36,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-28 16:57:36,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:36,562 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:36,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:57:36,562 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]=== [2020-10-28 16:57:36,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:36,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1628725184, now seen corresponding path program 1 times [2020-10-28 16:57:36,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:36,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [741780769] [2020-10-28 16:57:36,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:36,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:36,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:40,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:40,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-28 16:57:40,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:40,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4334 [2020-10-28 16:57:40,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:40,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-28 16:57:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-28 16:57:40,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,290 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:41,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:41,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 16:57:41,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:41,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:41,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:41,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:41,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:41,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:41,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:41,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:41,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:41,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:41,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:41,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:41,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:41,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:57:41,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-28 16:57:41,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:57:41,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:41,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 16:57:41,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 16:57:41,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 16:57:41,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:57:41,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:41,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:41,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:41,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:41,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:41,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:41,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:41,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:41,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:57:41,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:57:41,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:41,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:57:41,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:41,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:57:41,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:41,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:57:41,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:41,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:41,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:41,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:41,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:41,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 16:57:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:41,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:41,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:41,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:41,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 16:57:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:41,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:41,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:41,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:41,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:57:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:41,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:41,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:41,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:41,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:41,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:41,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:41,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:41,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:41,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:41,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:41,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:41,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:57:41,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [741780769] [2020-10-28 16:57:41,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:57:41,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:57:41,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817684355] [2020-10-28 16:57:41,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:57:41,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:41,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:57:41,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:57:41,860 INFO L87 Difference]: Start difference. First operand 484 states and 566 transitions. Second operand 12 states. [2020-10-28 16:57:42,454 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:43,416 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:44,666 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:45,150 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:45,581 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:46,007 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:46,465 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:46,888 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:47,641 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-28 16:57:48,046 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:48,523 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:48,979 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:57:52,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:52,673 INFO L93 Difference]: Finished difference Result 1529 states and 1925 transitions. [2020-10-28 16:57:52,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 16:57:52,673 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 107 [2020-10-28 16:57:52,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:52,681 INFO L225 Difference]: With dead ends: 1529 [2020-10-28 16:57:52,681 INFO L226 Difference]: Without dead ends: 1069 [2020-10-28 16:57:52,683 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-28 16:57:52,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2020-10-28 16:57:52,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 927. [2020-10-28 16:57:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 927 states. [2020-10-28 16:57:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1080 transitions. [2020-10-28 16:57:52,909 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1080 transitions. Word has length 107 [2020-10-28 16:57:52,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:52,909 INFO L481 AbstractCegarLoop]: Abstraction has 927 states and 1080 transitions. [2020-10-28 16:57:52,909 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:57:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1080 transitions. [2020-10-28 16:57:52,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-28 16:57:52,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:52,913 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:52,913 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:57:52,913 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]=== [2020-10-28 16:57:52,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:52,913 INFO L82 PathProgramCache]: Analyzing trace with hash -162296156, now seen corresponding path program 1 times [2020-10-28 16:57:52,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:52,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1499275947] [2020-10-28 16:57:52,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:52,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:53,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:53,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:53,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-28 16:57:53,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:53,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 989 [2020-10-28 16:57:53,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:53,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:57:53,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-28 16:57:53,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,353 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:54,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 16:57:54,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:54,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:54,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:54,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:54,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:54,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:57:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:54,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:54,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:57:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-28 16:57:54,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:57:54,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-28 16:57:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-28 16:57:54,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:57:54,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 16:57:54,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:57:54,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:57:54,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:54,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:54,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:54,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 16:57:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:54,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:54,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-28 16:57:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:54,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 16:57:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:57:54,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:57:54,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1499275947] [2020-10-28 16:57:54,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:54,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 16:57:54,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526753339] [2020-10-28 16:57:54,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:57:54,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:54,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:57:54,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:57:54,744 INFO L87 Difference]: Start difference. First operand 927 states and 1080 transitions. Second operand 10 states. [2020-10-28 16:57:55,826 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:56,949 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:57,525 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:58,575 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:59,011 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:02,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:02,218 INFO L93 Difference]: Finished difference Result 2026 states and 2577 transitions. [2020-10-28 16:58:02,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 16:58:02,218 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 111 [2020-10-28 16:58:02,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:02,227 INFO L225 Difference]: With dead ends: 2026 [2020-10-28 16:58:02,227 INFO L226 Difference]: Without dead ends: 1123 [2020-10-28 16:58:02,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=186, Invalid=464, Unknown=0, NotChecked=0, Total=650 [2020-10-28 16:58:02,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2020-10-28 16:58:02,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 873. [2020-10-28 16:58:02,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 873 states. [2020-10-28 16:58:02,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1014 transitions. [2020-10-28 16:58:02,455 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1014 transitions. Word has length 111 [2020-10-28 16:58:02,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:02,455 INFO L481 AbstractCegarLoop]: Abstraction has 873 states and 1014 transitions. [2020-10-28 16:58:02,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:58:02,455 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1014 transitions. [2020-10-28 16:58:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-28 16:58:02,458 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:02,458 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:02,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:58:02,458 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:02,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:02,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1974350818, now seen corresponding path program 1 times [2020-10-28 16:58:02,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:02,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [874340189] [2020-10-28 16:58:02,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:02,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:02,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:02,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-28 16:58:02,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:02,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 301 [2020-10-28 16:58:02,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:02,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:02,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:02,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-28 16:58:02,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-28 16:58:02,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,200 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:03,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:58:03,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:03,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:03,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:03,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:03,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:03,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:03,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:03,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:03,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:58:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:58:03,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:58:03,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:03,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 16:58:03,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:03,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:58:03,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:03,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 16:58:03,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:03,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:58:03,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:03,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 16:58:03,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:03,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:03,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:03,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:03,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:03,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:58:03,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:03,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:58:03,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:03,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:03,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:03,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:03,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:03,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:58:03,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 16:58:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:03,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-28 16:58:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:03,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:03,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:03,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 16:58:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:03,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:03,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:03,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:03,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:03,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:03,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:03,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:03,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:03,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:03,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:58:03,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [874340189] [2020-10-28 16:58:03,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:58:03,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 16:58:03,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129318319] [2020-10-28 16:58:03,503 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:58:03,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:03,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:58:03,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:58:03,504 INFO L87 Difference]: Start difference. First operand 873 states and 1014 transitions. Second operand 9 states. [2020-10-28 16:58:05,977 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:06,688 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:07,218 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:07,659 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:09,370 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:09,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:09,807 INFO L93 Difference]: Finished difference Result 1864 states and 2255 transitions. [2020-10-28 16:58:09,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 16:58:09,813 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2020-10-28 16:58:09,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:09,819 INFO L225 Difference]: With dead ends: 1864 [2020-10-28 16:58:09,819 INFO L226 Difference]: Without dead ends: 1015 [2020-10-28 16:58:09,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 37 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-28 16:58:09,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1015 states. [2020-10-28 16:58:10,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1015 to 873. [2020-10-28 16:58:10,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 873 states. [2020-10-28 16:58:10,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 997 transitions. [2020-10-28 16:58:10,032 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 997 transitions. Word has length 111 [2020-10-28 16:58:10,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:10,033 INFO L481 AbstractCegarLoop]: Abstraction has 873 states and 997 transitions. [2020-10-28 16:58:10,033 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:58:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 997 transitions. [2020-10-28 16:58:10,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-28 16:58:10,038 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:10,038 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:10,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:58:10,039 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:10,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:10,039 INFO L82 PathProgramCache]: Analyzing trace with hash 703772254, now seen corresponding path program 1 times [2020-10-28 16:58:10,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:10,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768541772] [2020-10-28 16:58:10,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:10,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:10,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:10,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:11,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:11,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-28 16:58:15,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:58:15,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 16:58:15,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:58:15,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:15,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-28 16:58:15,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,495 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:15,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 16:58:15,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:15,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:58:15,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:15,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:15,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:15,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:15,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:15,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:15,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:15,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:15,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:15,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:15,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:58:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:58:15,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:58:15,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:58:15,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:15,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:15,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:15,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:15,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:15,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:15,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:15,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:15,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:15,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:15,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:15,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:58:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:58:15,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:58:15,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:15,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:58:15,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:15,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:58:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:15,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 16:58:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:15,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 16:58:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:58:15,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:58:15,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:58:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:15,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:15,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:15,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:15,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:15,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:15,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:15,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:15,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:15,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:15,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:15,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:15,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:15,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:16,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-28 16:58:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:16,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:16,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:16,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:16,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:16,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:16,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:16,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:16,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:16,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:16,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:16,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:16,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 16:58:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:16,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:16,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:16,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:16,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:16,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:16,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:16,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:16,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:16,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:16,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:16,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:16,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 16:58:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:16,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:16,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:16,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:16,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:16,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:16,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:16,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:16,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:16,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:16,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:16,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:16,066 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-28 16:58:16,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768541772] [2020-10-28 16:58:16,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:16,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:58:16,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456665595] [2020-10-28 16:58:16,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:58:16,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:16,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:58:16,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:58:16,072 INFO L87 Difference]: Start difference. First operand 873 states and 997 transitions. Second operand 11 states. [2020-10-28 16:58:16,706 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:17,668 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:58:18,820 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:19,437 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:58:20,483 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:21,250 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-28 16:58:21,665 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:58:22,105 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:58:25,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:25,013 INFO L93 Difference]: Finished difference Result 1860 states and 2250 transitions. [2020-10-28 16:58:25,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 16:58:25,014 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2020-10-28 16:58:25,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:25,020 INFO L225 Difference]: With dead ends: 1860 [2020-10-28 16:58:25,020 INFO L226 Difference]: Without dead ends: 1011 [2020-10-28 16:58:25,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-10-28 16:58:25,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2020-10-28 16:58:25,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 873. [2020-10-28 16:58:25,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 873 states. [2020-10-28 16:58:25,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 991 transitions. [2020-10-28 16:58:25,211 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 991 transitions. Word has length 159 [2020-10-28 16:58:25,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:25,211 INFO L481 AbstractCegarLoop]: Abstraction has 873 states and 991 transitions. [2020-10-28 16:58:25,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:58:25,211 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 991 transitions. [2020-10-28 16:58:25,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-28 16:58:25,216 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:25,216 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:25,216 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:58:25,216 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:25,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:25,217 INFO L82 PathProgramCache]: Analyzing trace with hash 342749038, now seen corresponding path program 1 times [2020-10-28 16:58:25,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:25,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1608826365] [2020-10-28 16:58:25,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:25,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:25,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:25,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:25,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-28 16:58:30,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,643 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:30,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:30,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:30,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:30,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:30,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:58:30,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:58:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:58:30,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-28 16:58:30,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:58:30,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:58:30,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:58:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-28 16:58:30,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:30,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:58:30,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:30,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:58:30,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:30,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:58:30,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:30,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:58:30,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:30,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:30,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:58:30,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:30,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:30,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:30,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:58:30,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:30,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:30,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:30,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:58:30,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:30,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:30,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:30,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:30,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:30,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:30,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:30,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:30,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:30,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:58:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:30,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:30,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:30,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:58:30,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:30,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:58:30,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:30,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:30,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:58:30,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:30,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:58:30,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:31,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:31,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:58:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 16:58:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:31,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:31,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 16:58:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:58:31,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:31,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:58:31,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:31,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:31,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:31,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:31,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:31,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 16:58:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:31,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 16:58:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:31,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-28 16:58:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:31,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:31,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:31,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:31,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:31,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:31,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:31,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:31,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:31,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:31,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:31,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-28 16:58:31,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1608826365] [2020-10-28 16:58:31,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:31,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:58:31,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093676380] [2020-10-28 16:58:31,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:58:31,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:31,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:58:31,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:58:31,225 INFO L87 Difference]: Start difference. First operand 873 states and 991 transitions. Second operand 14 states. [2020-10-28 16:58:33,038 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-28 16:58:34,011 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:35,238 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-10-28 16:58:37,758 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-28 16:58:39,013 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:58:40,273 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-10-28 16:58:41,082 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-28 16:58:41,982 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 16:58:42,879 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-28 16:58:46,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:46,221 INFO L93 Difference]: Finished difference Result 2083 states and 2586 transitions. [2020-10-28 16:58:46,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 16:58:46,222 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 165 [2020-10-28 16:58:46,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:46,231 INFO L225 Difference]: With dead ends: 2083 [2020-10-28 16:58:46,231 INFO L226 Difference]: Without dead ends: 1234 [2020-10-28 16:58:46,235 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=248, Invalid=808, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 16:58:46,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2020-10-28 16:58:46,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 973. [2020-10-28 16:58:46,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2020-10-28 16:58:46,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 1114 transitions. [2020-10-28 16:58:46,547 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 1114 transitions. Word has length 165 [2020-10-28 16:58:46,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:46,548 INFO L481 AbstractCegarLoop]: Abstraction has 973 states and 1114 transitions. [2020-10-28 16:58:46,548 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:58:46,548 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1114 transitions. [2020-10-28 16:58:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-28 16:58:46,553 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:46,553 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:46,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 16:58:46,554 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:46,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:46,554 INFO L82 PathProgramCache]: Analyzing trace with hash 920859447, now seen corresponding path program 1 times [2020-10-28 16:58:46,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:46,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1432205933] [2020-10-28 16:58:46,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:46,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:46,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:46,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:47,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:47,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:48,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:48,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:51,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:51,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-28 16:58:51,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:58:51,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:58:51,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:51,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:51,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:51,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-28 16:58:51,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:51,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:51,998 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:51,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:52,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:52,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:58:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:52,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:52,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:58:52,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:52,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:52,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:58:52,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:52,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:58:52,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:52,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:52,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:58:52,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:58:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:52,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:58:52,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:52,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:52,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:58:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:52,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:52,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:58:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:58:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 16:58:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:52,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:52,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 16:58:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:52,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 16:58:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:58:52,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:52,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:58:52,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:52,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:52,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:52,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 16:58:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:52,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-28 16:58:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:52,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-28 16:58:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:52,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:52,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:52,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:52,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:52,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:52,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:52,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:52,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:52,409 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 16:58:52,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1432205933] [2020-10-28 16:58:52,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:52,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:58:52,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46669778] [2020-10-28 16:58:52,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:58:52,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:52,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:58:52,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:58:52,411 INFO L87 Difference]: Start difference. First operand 973 states and 1114 transitions. Second operand 10 states. [2020-10-28 16:58:53,679 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:58:54,084 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:58:54,486 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:58:54,928 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:58:56,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:56,778 INFO L93 Difference]: Finished difference Result 2075 states and 2510 transitions. [2020-10-28 16:58:56,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:58:56,783 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 169 [2020-10-28 16:58:56,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:56,791 INFO L225 Difference]: With dead ends: 2075 [2020-10-28 16:58:56,791 INFO L226 Difference]: Without dead ends: 1126 [2020-10-28 16:58:56,794 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:58:56,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1126 states. [2020-10-28 16:58:57,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1126 to 973. [2020-10-28 16:58:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2020-10-28 16:58:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 1112 transitions. [2020-10-28 16:58:57,092 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 1112 transitions. Word has length 169 [2020-10-28 16:58:57,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:57,092 INFO L481 AbstractCegarLoop]: Abstraction has 973 states and 1112 transitions. [2020-10-28 16:58:57,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:58:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1112 transitions. [2020-10-28 16:58:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-28 16:58:57,097 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:57,097 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:57,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 16:58:57,098 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:57,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:57,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1392215797, now seen corresponding path program 1 times [2020-10-28 16:58:57,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:57,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [583366276] [2020-10-28 16:58:57,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:57,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:57,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:57,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:57,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:59,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:59,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-28 16:59:02,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:59:02,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:59:02,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:02,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 16:59:02,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:02,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,465 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:02,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:59:02,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:02,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:02,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:59:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:59:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:02,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:02,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:59:02,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:59:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:02,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:02,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:59:02,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:02,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:59:02,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:02,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:02,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:59:02,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:59:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:02,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:02,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:59:02,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:02,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:59:02,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:02,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:02,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:02,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:59:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:02,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 16:59:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:02,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:02,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 16:59:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:02,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:02,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 16:59:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:59:02,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:02,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:59:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:02,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:02,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:02,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 16:59:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:02,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-28 16:59:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:02,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-28 16:59:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:02,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:02,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:02,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:02,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:02,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:02,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:02,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:02,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:02,795 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 16:59:02,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [583366276] [2020-10-28 16:59:02,796 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:02,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 16:59:02,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159951931] [2020-10-28 16:59:02,796 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:59:02,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:02,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:59:02,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:59:02,797 INFO L87 Difference]: Start difference. First operand 973 states and 1112 transitions. Second operand 9 states. [2020-10-28 16:59:03,861 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:59:04,230 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:59:04,584 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:59:06,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:06,189 INFO L93 Difference]: Finished difference Result 1935 states and 2306 transitions. [2020-10-28 16:59:06,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:59:06,189 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2020-10-28 16:59:06,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:06,195 INFO L225 Difference]: With dead ends: 1935 [2020-10-28 16:59:06,196 INFO L226 Difference]: Without dead ends: 986 [2020-10-28 16:59:06,199 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:59:06,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 986 states. [2020-10-28 16:59:06,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 986 to 887. [2020-10-28 16:59:06,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 887 states. [2020-10-28 16:59:06,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1011 transitions. [2020-10-28 16:59:06,487 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1011 transitions. Word has length 169 [2020-10-28 16:59:06,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:06,487 INFO L481 AbstractCegarLoop]: Abstraction has 887 states and 1011 transitions. [2020-10-28 16:59:06,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:59:06,487 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1011 transitions. [2020-10-28 16:59:06,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-28 16:59:06,491 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:06,491 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:06,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 16:59:06,491 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:06,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:06,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1236197096, now seen corresponding path program 1 times [2020-10-28 16:59:06,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:06,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [304632841] [2020-10-28 16:59:06,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:06,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:06,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:07,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-28 16:59:11,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:59:11,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 16:59:11,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:11,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:59:11,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 16:59:11,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:11,921 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:11,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:11,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:11,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:11,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:59:11,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:11,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:11,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:11,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:11,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:11,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:11,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:11,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:11,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:11,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:11,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:11,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:11,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:11,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:11,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:11,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:11,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:11,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:11,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:11,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:11,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:11,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:11,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:11,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:11,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:11,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:11,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:11,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:11,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:11,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:11,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:11,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:59:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:11,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:11,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:11,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:59:11,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:59:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:59:12,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:59:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-28 16:59:12,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:59:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-28 16:59:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 16:59:12,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:12,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:59:12,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 16:59:12,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:59:12,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:12,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:12,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:59:12,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:12,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:59:12,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:12,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:59:12,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:12,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:59:12,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:12,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:12,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:12,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:59:12,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:12,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:59:12,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 16:59:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:12,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 16:59:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:12,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 16:59:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:59:12,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:12,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:59:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:12,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:12,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 16:59:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:12,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-28 16:59:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:12,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-28 16:59:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:12,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:12,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:12,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:12,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:12,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:12,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:12,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:12,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:12,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:12,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:12,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-28 16:59:12,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [304632841] [2020-10-28 16:59:12,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:12,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:59:12,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79466493] [2020-10-28 16:59:12,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:59:12,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:12,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:59:12,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:59:12,487 INFO L87 Difference]: Start difference. First operand 887 states and 1011 transitions. Second operand 14 states. [2020-10-28 16:59:13,173 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:14,245 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:15,706 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:16,226 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:16,701 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:17,136 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:17,590 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:18,060 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:18,482 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:18,937 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:19,423 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:19,914 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:22,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:22,816 INFO L93 Difference]: Finished difference Result 1904 states and 2291 transitions. [2020-10-28 16:59:22,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-28 16:59:22,817 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 167 [2020-10-28 16:59:22,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:22,826 INFO L225 Difference]: With dead ends: 1904 [2020-10-28 16:59:22,826 INFO L226 Difference]: Without dead ends: 1041 [2020-10-28 16:59:22,832 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=308, Invalid=1174, Unknown=0, NotChecked=0, Total=1482 [2020-10-28 16:59:22,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2020-10-28 16:59:23,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 849. [2020-10-28 16:59:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 849 states. [2020-10-28 16:59:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 849 states and 966 transitions. [2020-10-28 16:59:23,104 INFO L78 Accepts]: Start accepts. Automaton has 849 states and 966 transitions. Word has length 167 [2020-10-28 16:59:23,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:23,105 INFO L481 AbstractCegarLoop]: Abstraction has 849 states and 966 transitions. [2020-10-28 16:59:23,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:59:23,105 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 966 transitions. [2020-10-28 16:59:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-28 16:59:23,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:23,108 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:23,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-28 16:59:23,108 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:23,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:23,108 INFO L82 PathProgramCache]: Analyzing trace with hash -408577322, now seen corresponding path program 1 times [2020-10-28 16:59:23,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:23,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [354695472] [2020-10-28 16:59:23,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:23,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:23,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:23,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-28 16:59:28,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:59:28,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 16:59:28,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-28 16:59:28,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:28,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 195 [2020-10-28 16:59:28,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,563 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:28,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:59:28,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:28,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:28,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:28,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:28,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:28,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:28,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:28,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:28,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:59:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-28 16:59:28,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:59:28,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-28 16:59:28,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-28 16:59:28,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:28,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:59:28,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:28,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:28,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:28,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:59:28,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:28,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:28,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:28,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:28,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 16:59:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:28,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:28,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:28,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:28,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:59:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:28,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:28,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:59:28,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:29,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:29,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:29,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:59:29,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:29,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:29,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:29,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:29,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:29,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:29,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:29,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:29,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:29,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 16:59:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:29,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:29,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:29,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:29,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:29,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:29,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:29,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:29,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:29,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:29,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:29,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:29,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-28 16:59:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:29,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:29,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:29,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-28 16:59:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:29,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:29,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:29,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:29,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:29,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:29,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:29,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:29,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:29,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:29,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:29,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 16:59:29,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [354695472] [2020-10-28 16:59:29,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:29,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:59:29,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530956247] [2020-10-28 16:59:29,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:59:29,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:29,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:59:29,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:59:29,151 INFO L87 Difference]: Start difference. First operand 849 states and 966 transitions. Second operand 13 states. [2020-10-28 16:59:29,879 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:30,994 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:59:32,533 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:59:33,070 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:59:33,543 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:59:34,034 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:59:34,609 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:59:35,100 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:59:36,776 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:59:37,610 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-28 16:59:38,120 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:59:38,589 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:59:40,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:40,705 INFO L93 Difference]: Finished difference Result 1771 states and 2077 transitions. [2020-10-28 16:59:40,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 16:59:40,706 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 171 [2020-10-28 16:59:40,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:40,712 INFO L225 Difference]: With dead ends: 1771 [2020-10-28 16:59:40,712 INFO L226 Difference]: Without dead ends: 946 [2020-10-28 16:59:40,715 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=214, Invalid=842, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 16:59:40,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2020-10-28 16:59:40,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 847. [2020-10-28 16:59:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2020-10-28 16:59:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 960 transitions. [2020-10-28 16:59:40,924 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 960 transitions. Word has length 171 [2020-10-28 16:59:40,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:40,924 INFO L481 AbstractCegarLoop]: Abstraction has 847 states and 960 transitions. [2020-10-28 16:59:40,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:59:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 960 transitions. [2020-10-28 16:59:40,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-28 16:59:40,927 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:40,927 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:40,927 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-28 16:59:40,928 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:40,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:40,928 INFO L82 PathProgramCache]: Analyzing trace with hash 987709906, now seen corresponding path program 1 times [2020-10-28 16:59:40,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:40,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2009877453] [2020-10-28 16:59:40,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:40,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:41,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:41,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:41,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:45,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 216 [2020-10-28 16:59:45,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:59:45,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,343 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:46,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:59:46,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:46,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:46,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:59:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-28 16:59:46,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:59:46,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:46,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:46,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:46,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:46,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:46,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:46,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:46,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:46,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:46,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:46,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:46,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:46,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:46,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:46,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:59:46,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:46,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 16:59:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:46,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:59:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:46,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:59:46,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:46,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 16:59:46,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:59:46,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:46,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:46,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:46,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:59:46,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:59:46,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:46,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 16:59:46,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:59:46,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:59:46,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:59:46,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:46,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:59:46,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:46,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:59:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:46,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 16:59:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:46,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 16:59:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2020-10-28 16:59:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:46,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:46,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:46,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:46,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:46,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:46,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-28 16:59:46,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2009877453] [2020-10-28 16:59:46,702 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:46,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:59:46,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076898233] [2020-10-28 16:59:46,703 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:59:46,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:46,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:59:46,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:59:46,704 INFO L87 Difference]: Start difference. First operand 847 states and 960 transitions. Second operand 10 states. [2020-10-28 16:59:49,209 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:59:49,590 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:59:50,054 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:50,430 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:59:50,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:50,895 INFO L93 Difference]: Finished difference Result 1789 states and 2105 transitions. [2020-10-28 16:59:50,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:59:50,896 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 189 [2020-10-28 16:59:50,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:50,901 INFO L225 Difference]: With dead ends: 1789 [2020-10-28 16:59:50,901 INFO L226 Difference]: Without dead ends: 966 [2020-10-28 16:59:50,904 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:59:50,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2020-10-28 16:59:51,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 867. [2020-10-28 16:59:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 867 states. [2020-10-28 16:59:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 980 transitions. [2020-10-28 16:59:51,123 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 980 transitions. Word has length 189 [2020-10-28 16:59:51,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:51,123 INFO L481 AbstractCegarLoop]: Abstraction has 867 states and 980 transitions. [2020-10-28 16:59:51,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:59:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 980 transitions. [2020-10-28 16:59:51,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-28 16:59:51,126 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:51,126 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:51,127 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-28 16:59:51,127 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:51,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:51,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1647241428, now seen corresponding path program 1 times [2020-10-28 16:59:51,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:51,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [790117609] [2020-10-28 16:59:51,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:51,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:51,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:53,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:53,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-28 16:59:53,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:59:53,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2724 [2020-10-28 16:59:53,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:53,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:53,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 16:59:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 16:59:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 203 [2020-10-28 16:59:53,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,309 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:54,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:59:54,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:54,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:54,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:54,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:59:54,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:59:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 16:59:54,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-28 16:59:54,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:54,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:54,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:54,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:54,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:59:54,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:54,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:59:54,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 16:59:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:59:54,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:59:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:54,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:59:54,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:54,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 16:59:54,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:59:54,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:54,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:59:54,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:54,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:59:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 16:59:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:54,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:54,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:54,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 16:59:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:54,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:59:54,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:54,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:59:54,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2020-10-28 16:59:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:54,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:54,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:54,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:54,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:54,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:54,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:54,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:54,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-28 16:59:54,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [790117609] [2020-10-28 16:59:54,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:54,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:59:54,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289316362] [2020-10-28 16:59:54,690 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:59:54,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:54,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:59:54,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:59:54,692 INFO L87 Difference]: Start difference. First operand 867 states and 980 transitions. Second operand 12 states. [2020-10-28 16:59:55,470 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:56,319 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:57,737 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:58,219 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:58,655 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:59,538 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:01,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:01,065 INFO L93 Difference]: Finished difference Result 1827 states and 2147 transitions. [2020-10-28 17:00:01,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 17:00:01,066 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 189 [2020-10-28 17:00:01,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:01,068 INFO L225 Difference]: With dead ends: 1827 [2020-10-28 17:00:01,068 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:00:01,073 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=170, Invalid=480, Unknown=0, NotChecked=0, Total=650 [2020-10-28 17:00:01,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:00:01,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:00:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:00:01,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:00:01,074 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 189 [2020-10-28 17:00:01,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:01,074 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:00:01,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:00:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:00:01,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:00:01,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-28 17:00:01,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:00:03,570 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 252 [2020-10-28 17:00:09,384 WARN L193 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 484 DAG size of output: 416 [2020-10-28 17:00:11,523 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 481 DAG size of output: 419