/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:20:05,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:20:05,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:20:05,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:20:05,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:20:05,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:20:05,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:20:05,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:20:05,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:20:05,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:20:05,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:20:05,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:20:05,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:20:05,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:20:05,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:20:06,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:20:06,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:20:06,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:20:06,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:20:06,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:20:06,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:20:06,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:20:06,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:20:06,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:20:06,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:20:06,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:20:06,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:20:06,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:20:06,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:20:06,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:20:06,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:20:06,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:20:06,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:20:06,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:20:06,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:20:06,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:20:06,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:20:06,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:20:06,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:20:06,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:20:06,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:20:06,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:20:06,117 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:20:06,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:20:06,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:20:06,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:20:06,123 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:20:06,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:20:06,123 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:20:06,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:20:06,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:20:06,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:20:06,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:20:06,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:20:06,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:20:06,125 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:20:06,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:20:06,126 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:20:06,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:20:06,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:20:06,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:20:06,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:20:06,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:20:06,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:20:06,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:20:06,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:20:06,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:20:06,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:20:06,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:20:06,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:20:06,128 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:20:06,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:20:06,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:20:06,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:20:06,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:20:06,597 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:20:06,598 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:20:06,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_productSimulator.cil.c [2020-10-27 22:20:06,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/074c32e7e/bb23da8db3c04de3a07260e9a8197a18/FLAG7f8fef790 [2020-10-27 22:20:07,501 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:20:07,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_productSimulator.cil.c [2020-10-27 22:20:07,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/074c32e7e/bb23da8db3c04de3a07260e9a8197a18/FLAG7f8fef790 [2020-10-27 22:20:07,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/074c32e7e/bb23da8db3c04de3a07260e9a8197a18 [2020-10-27 22:20:07,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:20:07,737 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:20:07,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:20:07,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:20:07,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:20:07,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:20:07" (1/1) ... [2020-10-27 22:20:07,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@722b5c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:07, skipping insertion in model container [2020-10-27 22:20:07,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:20:07" (1/1) ... [2020-10-27 22:20:07,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:20:07,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:20:08,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:20:08,239 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:20:08,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:20:08,468 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:20:08,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08 WrapperNode [2020-10-27 22:20:08,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:20:08,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:20:08,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:20:08,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:20:08,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... [2020-10-27 22:20:08,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... [2020-10-27 22:20:08,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... [2020-10-27 22:20:08,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... [2020-10-27 22:20:08,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... [2020-10-27 22:20:08,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... [2020-10-27 22:20:08,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... [2020-10-27 22:20:08,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:20:08,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:20:08,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:20:08,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:20:08,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:20:08,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:20:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:20:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:20:08,747 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:20:08,748 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:20:08,748 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:20:08,748 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:20:08,748 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:20:08,749 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:20:08,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:20:08,750 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:20:08,750 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2020-10-27 22:20:08,750 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2020-10-27 22:20:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2020-10-27 22:20:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2020-10-27 22:20:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2020-10-27 22:20:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2020-10-27 22:20:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:20:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2020-10-27 22:20:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2020-10-27 22:20:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:20:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:20:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:20:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:20:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:20:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:20:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:20:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:20:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:20:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:20:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:20:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:20:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:20:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:20:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:20:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:20:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:20:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:20:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:20:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:20:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:20:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:20:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:20:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:20:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:20:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:20:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:20:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:20:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:20:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:20:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:20:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:20:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:20:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:20:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:20:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:20:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:20:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:20:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:20:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:20:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:20:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:20:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:20:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:20:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:20:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:20:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:20:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:20:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:20:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:20:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:20:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:20:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:20:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:20:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:20:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:20:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:20:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:20:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:20:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:20:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:20:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:20:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2020-10-27 22:20:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:20:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2020-10-27 22:20:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2020-10-27 22:20:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:20:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2020-10-27 22:20:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2020-10-27 22:20:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:20:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2020-10-27 22:20:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2020-10-27 22:20:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2020-10-27 22:20:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:20:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:20:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:20:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:20:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:20:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:20:08,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:20:08,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:20:08,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:20:08,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:20:08,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:20:08,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:20:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:20:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:20:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:20:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:20:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:20:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:20:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:20:10,250 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:20:10,251 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:20:10,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:20:10 BoogieIcfgContainer [2020-10-27 22:20:10,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:20:10,258 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:20:10,258 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:20:10,262 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:20:10,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:20:07" (1/3) ... [2020-10-27 22:20:10,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7118817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:20:10, skipping insertion in model container [2020-10-27 22:20:10,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:20:08" (2/3) ... [2020-10-27 22:20:10,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7118817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:20:10, skipping insertion in model container [2020-10-27 22:20:10,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:20:10" (3/3) ... [2020-10-27 22:20:10,267 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_productSimulator.cil.c [2020-10-27 22:20:10,279 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:20:10,285 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:20:10,299 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:20:10,340 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:20:10,340 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:20:10,340 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:20:10,340 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:20:10,341 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:20:10,341 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:20:10,341 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:20:10,341 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:20:10,366 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states. [2020-10-27 22:20:10,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-27 22:20:10,379 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:20:10,380 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:20:10,380 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:20:10,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:20:10,387 INFO L82 PathProgramCache]: Analyzing trace with hash 1733059424, now seen corresponding path program 1 times [2020-10-27 22:20:10,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:20:10,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [919218232] [2020-10-27 22:20:10,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:20:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:10,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:10,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:12,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:13,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:14,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:15,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:15,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-27 22:20:15,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:20:15,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-27 22:20:15,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:15,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:15,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-27 22:20:15,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:20:15,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:20:16,491 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:20:16,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:20:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 22:20:16,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:16,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:20:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:20:16,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:20:16,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:16,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:16,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:20:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:16,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:16,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:20:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:16,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:20:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:16,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:20:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:16,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:20:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:16,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:16,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:16,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:16,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:20:16,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:20:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:20:16,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:16,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:20:16,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 22:20:16,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:20:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:16,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:16,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:16,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:16,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:16,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:20:16,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:16,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:20:16,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:16,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:20:16,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:16,876 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-27 22:20:16,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [919218232] [2020-10-27 22:20:16,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:20:16,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:20:16,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716352357] [2020-10-27 22:20:16,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:20:16,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:20:16,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:20:16,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:20:16,908 INFO L87 Difference]: Start difference. First operand 249 states. Second operand 9 states. [2020-10-27 22:20:17,769 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 22:20:20,193 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-10-27 22:20:20,750 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:20:21,247 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-27 22:20:22,633 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 22:20:23,171 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 22:20:26,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:20:26,690 INFO L93 Difference]: Finished difference Result 589 states and 835 transitions. [2020-10-27 22:20:26,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 22:20:26,693 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 79 [2020-10-27 22:20:26,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:20:26,718 INFO L225 Difference]: With dead ends: 589 [2020-10-27 22:20:26,718 INFO L226 Difference]: Without dead ends: 381 [2020-10-27 22:20:26,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2020-10-27 22:20:26,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-10-27 22:20:26,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 330. [2020-10-27 22:20:26,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2020-10-27 22:20:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 422 transitions. [2020-10-27 22:20:26,909 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 422 transitions. Word has length 79 [2020-10-27 22:20:26,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:20:26,910 INFO L481 AbstractCegarLoop]: Abstraction has 330 states and 422 transitions. [2020-10-27 22:20:26,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:20:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 422 transitions. [2020-10-27 22:20:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 22:20:26,917 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:20:26,918 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1] [2020-10-27 22:20:26,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:20:26,918 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:20:26,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:20:26,919 INFO L82 PathProgramCache]: Analyzing trace with hash 706318954, now seen corresponding path program 1 times [2020-10-27 22:20:26,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:20:26,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392394045] [2020-10-27 22:20:26,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:20:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:26,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:28,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:28,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:29,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:31,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:31,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-27 22:20:31,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:20:31,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:20:31,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-10-27 22:20:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:31,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,400 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:20:32,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:20:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:20:32,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:20:32,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:20:32,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:20:32,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:20:32,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:20:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:20:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:20:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:20:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:20:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:32,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:20:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:20:32,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:32,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:20:32,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:20:32,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:32,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:32,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:32,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:32,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:32,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:32,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:32,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:20:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:20:32,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:20:32,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 22:20:32,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:32,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 22:20:32,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:32,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:20:32,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:20:32,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 22:20:32,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:32,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 22:20:32,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:32,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:20:32,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:20:32,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 22:20:32,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 22:20:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:32,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:32,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:32,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:32,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:32,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:20:32,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:20:32,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-27 22:20:32,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:32,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:32,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:20:32,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:32,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:33,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:33,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:33,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:33,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:33,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:20:33,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:20:33,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 22:20:33,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:33,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:20:33,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:20:33,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:20:33,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:33,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:33,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:33,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:33,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:20:33,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:33,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:20:33,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:33,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:20:33,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:33,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:20:33,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:20:33,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:33,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:33,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:33,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:20:33,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:33,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:33,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:20:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:33,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:20:33,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:33,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:33,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:33,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:33,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:33,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:33,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:33,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:33,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:33,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:20:33,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:20:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:33,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:33,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:33,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:33,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:33,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:33,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:33,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:33,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:33,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:33,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:33,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:20:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:33,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:33,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:33,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:33,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:33,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:33,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:33,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:33,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:33,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:33,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-10-27 22:20:33,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1392394045] [2020-10-27 22:20:33,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:20:33,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:20:33,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286453817] [2020-10-27 22:20:33,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:20:33,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:20:33,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:20:33,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:20:33,279 INFO L87 Difference]: Start difference. First operand 330 states and 422 transitions. Second operand 12 states. [2020-10-27 22:20:35,713 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 22:20:36,272 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:20:36,768 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 22:20:37,336 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 22:20:39,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:20:39,813 INFO L93 Difference]: Finished difference Result 723 states and 1046 transitions. [2020-10-27 22:20:39,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:20:39,814 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 138 [2020-10-27 22:20:39,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:20:39,827 INFO L225 Difference]: With dead ends: 723 [2020-10-27 22:20:39,827 INFO L226 Difference]: Without dead ends: 434 [2020-10-27 22:20:39,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-10-27 22:20:39,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-10-27 22:20:39,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 337. [2020-10-27 22:20:39,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2020-10-27 22:20:39,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 429 transitions. [2020-10-27 22:20:39,988 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 429 transitions. Word has length 138 [2020-10-27 22:20:39,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:20:39,988 INFO L481 AbstractCegarLoop]: Abstraction has 337 states and 429 transitions. [2020-10-27 22:20:39,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:20:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 429 transitions. [2020-10-27 22:20:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 22:20:39,992 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:20:39,993 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1] [2020-10-27 22:20:39,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:20:39,993 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:20:39,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:20:39,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1139048212, now seen corresponding path program 1 times [2020-10-27 22:20:39,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:20:39,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1846903890] [2020-10-27 22:20:39,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:20:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:40,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:40,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:40,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:40,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:43,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:43,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:44,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-27 22:20:45,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:20:45,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-27 22:20:45,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-27 22:20:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:20:45,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,573 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:20:45,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:20:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:20:45,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:20:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:20:45,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:20:45,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:20:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:20:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:20:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:20:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:20:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:45,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:45,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:20:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:20:45,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:45,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:20:45,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:45,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:20:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:20:45,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:20:45,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:45,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:20:45,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:20:45,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:20:45,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:45,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 22:20:45,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:20:45,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:20:45,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:20:45,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:20:45,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:20:45,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:45,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:20:45,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:20:45,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:20:45,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:45,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:20:45,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:20:45,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:45,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:20:45,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:20:45,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:45,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:20:45,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:20:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:45,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:20:45,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:45,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:20:45,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:20:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:45,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:45,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:45,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:45,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:45,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:45,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:45,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:45,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:45,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:45,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:45,999 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-10-27 22:20:46,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1846903890] [2020-10-27 22:20:46,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:20:46,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:20:46,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292777638] [2020-10-27 22:20:46,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:20:46,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:20:46,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:20:46,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:20:46,002 INFO L87 Difference]: Start difference. First operand 337 states and 429 transitions. Second operand 11 states. [2020-10-27 22:20:47,252 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 22:20:48,098 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-27 22:20:48,951 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:20:50,176 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-10-27 22:20:50,743 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 22:20:51,242 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 22:20:56,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:20:56,425 INFO L93 Difference]: Finished difference Result 989 states and 1515 transitions. [2020-10-27 22:20:56,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 22:20:56,426 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-10-27 22:20:56,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:20:56,433 INFO L225 Difference]: With dead ends: 989 [2020-10-27 22:20:56,433 INFO L226 Difference]: Without dead ends: 693 [2020-10-27 22:20:56,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 51 SyntacticMatches, 6 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=186, Invalid=414, Unknown=0, NotChecked=0, Total=600 [2020-10-27 22:20:56,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2020-10-27 22:20:56,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 549. [2020-10-27 22:20:56,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-10-27 22:20:56,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 763 transitions. [2020-10-27 22:20:56,610 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 763 transitions. Word has length 138 [2020-10-27 22:20:56,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:20:56,613 INFO L481 AbstractCegarLoop]: Abstraction has 549 states and 763 transitions. [2020-10-27 22:20:56,613 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:20:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 763 transitions. [2020-10-27 22:20:56,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-27 22:20:56,619 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:20:56,620 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:20:56,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:20:56,620 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:20:56,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:20:56,621 INFO L82 PathProgramCache]: Analyzing trace with hash -942570641, now seen corresponding path program 1 times [2020-10-27 22:20:56,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:20:56,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1370803369] [2020-10-27 22:20:56,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:20:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:56,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:56,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-27 22:20:59,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:20:59,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2573 [2020-10-27 22:20:59,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:59,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-10-27 22:20:59,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:59,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,696 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:20:59,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:20:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:20:59,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:59,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:20:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:20:59,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:20:59,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:59,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:59,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:20:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:59,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:59,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:20:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:59,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:20:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:59,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:20:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:59,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:59,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:20:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:59,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:59,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:59,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:20:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:20:59,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:20:59,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:59,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 22:20:59,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:59,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:20:59,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:20:59,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:59,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 22:20:59,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:59,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:20:59,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:20:59,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:59,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 22:20:59,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:59,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:20:59,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:20:59,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:20:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:59,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:59,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:59,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:59,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:59,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:20:59,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:59,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:20:59,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:59,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:20:59,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:59,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:20:59,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:00,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:00,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:00,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:00,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:21:00,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:00,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:00,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:00,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:00,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:00,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:00,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:00,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:21:00,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:00,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:21:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:00,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:00,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:00,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:00,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:00,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:00,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:00,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:00,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:00,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:00,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:00,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:00,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:21:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:00,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:00,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:00,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:00,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:00,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:00,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:00,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:00,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:00,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:00,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 22:21:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:00,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:00,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:00,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:00,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:00,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:00,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:00,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-27 22:21:00,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1370803369] [2020-10-27 22:21:00,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:21:00,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 22:21:00,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906730794] [2020-10-27 22:21:00,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:21:00,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:21:00,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:21:00,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:21:00,084 INFO L87 Difference]: Start difference. First operand 549 states and 763 transitions. Second operand 10 states. [2020-10-27 22:21:02,196 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:21:02,688 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-27 22:21:03,239 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 22:21:03,726 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 22:21:05,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:21:05,934 INFO L93 Difference]: Finished difference Result 1172 states and 1773 transitions. [2020-10-27 22:21:05,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:21:05,934 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 124 [2020-10-27 22:21:05,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:21:05,941 INFO L225 Difference]: With dead ends: 1172 [2020-10-27 22:21:05,942 INFO L226 Difference]: Without dead ends: 664 [2020-10-27 22:21:05,945 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-27 22:21:05,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2020-10-27 22:21:06,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 554. [2020-10-27 22:21:06,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-10-27 22:21:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 768 transitions. [2020-10-27 22:21:06,101 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 768 transitions. Word has length 124 [2020-10-27 22:21:06,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:21:06,101 INFO L481 AbstractCegarLoop]: Abstraction has 554 states and 768 transitions. [2020-10-27 22:21:06,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:21:06,102 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 768 transitions. [2020-10-27 22:21:06,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-27 22:21:06,105 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:21:06,105 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:21:06,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:21:06,106 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:21:06,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:21:06,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1507029489, now seen corresponding path program 1 times [2020-10-27 22:21:06,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:21:06,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568254160] [2020-10-27 22:21:06,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:21:06,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:06,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:06,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:08,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:08,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-27 22:21:08,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:21:08,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2316 [2020-10-27 22:21:08,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:08,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:08,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 125 [2020-10-27 22:21:08,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:08,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:08,958 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:21:08,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:08,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:21:09,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:21:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:21:09,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:21:09,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:21:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:21:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:21:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:21:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:09,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:21:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:09,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:09,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:21:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:21:09,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:21:09,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 22:21:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:09,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:21:09,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:21:09,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:09,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 22:21:09,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:09,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:21:09,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:21:09,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:09,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:21:09,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:09,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:21:09,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:21:09,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:09,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:21:09,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:09,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:21:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:21:09,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:21:09,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:09,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:21:09,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:09,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:21:09,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:21:09,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:21:09,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:09,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:21:09,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:21:09,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:09,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:21:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:09,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 22:21:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:09,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:09,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:09,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:09,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:09,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:09,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:09,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:09,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:09,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:09,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-27 22:21:09,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568254160] [2020-10-27 22:21:09,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:21:09,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:21:09,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698590779] [2020-10-27 22:21:09,335 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:21:09,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:21:09,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:21:09,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:21:09,336 INFO L87 Difference]: Start difference. First operand 554 states and 768 transitions. Second operand 9 states. [2020-10-27 22:21:11,287 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 22:21:11,802 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:21:12,238 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:21:14,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:21:14,346 INFO L93 Difference]: Finished difference Result 1124 states and 1692 transitions. [2020-10-27 22:21:14,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:21:14,347 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 124 [2020-10-27 22:21:14,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:21:14,353 INFO L225 Difference]: With dead ends: 1124 [2020-10-27 22:21:14,354 INFO L226 Difference]: Without dead ends: 611 [2020-10-27 22:21:14,357 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:21:14,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2020-10-27 22:21:14,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 506. [2020-10-27 22:21:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2020-10-27 22:21:14,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 695 transitions. [2020-10-27 22:21:14,489 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 695 transitions. Word has length 124 [2020-10-27 22:21:14,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:21:14,490 INFO L481 AbstractCegarLoop]: Abstraction has 506 states and 695 transitions. [2020-10-27 22:21:14,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:21:14,490 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 695 transitions. [2020-10-27 22:21:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 22:21:14,494 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:21:14,494 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:21:14,495 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:21:14,495 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:21:14,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:21:14,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1645997486, now seen corresponding path program 1 times [2020-10-27 22:21:14,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:21:14,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1340748346] [2020-10-27 22:21:14,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:21:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:14,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:14,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:14,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:14,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:15,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:16,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:19,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 125 [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-27 22:21:19,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,006 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:21:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 22:21:20,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:20,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:21:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:21:20,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:21:20,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:20,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:20,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:21:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:20,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:20,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:21:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:20,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:21:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:20,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:21:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:20,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:21:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:20,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:20,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 22:21:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 22:21:20,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:21:20,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 22:21:20,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:21:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:21:20,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:21:20,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:21:20,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:21:20,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:21:20,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 22:21:20,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:21:20,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:21:20,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:21:20,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:21:20,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:21:20,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:21:20,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:21:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:21:20,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:21:20,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:21:20,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:21:20,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:20,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:21:20,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:21:20,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:21:20,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:21:20,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:20,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:21:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:21:20,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:20,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:20,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:21:20,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:20,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 22:21:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:21:20,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:21:20,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:21:20,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:21:20,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 22:21:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:21:20,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:20,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:20,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:20,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 22:21:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:20,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:20,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:20,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:20,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:20,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:20,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:20,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-27 22:21:20,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1340748346] [2020-10-27 22:21:20,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:21:20,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:21:20,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646133693] [2020-10-27 22:21:20,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:21:20,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:21:20,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:21:20,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:21:20,546 INFO L87 Difference]: Start difference. First operand 506 states and 695 transitions. Second operand 14 states. [2020-10-27 22:21:21,237 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 22:21:22,380 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 22:21:23,252 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:21:23,970 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:21:24,542 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:21:25,420 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 22:21:26,008 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-27 22:21:26,515 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-27 22:21:29,005 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 22:21:35,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:21:35,946 INFO L93 Difference]: Finished difference Result 1640 states and 2588 transitions. [2020-10-27 22:21:35,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-27 22:21:35,947 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 147 [2020-10-27 22:21:35,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:21:35,958 INFO L225 Difference]: With dead ends: 1640 [2020-10-27 22:21:35,958 INFO L226 Difference]: Without dead ends: 1175 [2020-10-27 22:21:35,963 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 59 SyntacticMatches, 7 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 506 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=526, Invalid=1280, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 22:21:35,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2020-10-27 22:21:36,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 843. [2020-10-27 22:21:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2020-10-27 22:21:36,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1209 transitions. [2020-10-27 22:21:36,182 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1209 transitions. Word has length 147 [2020-10-27 22:21:36,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:21:36,183 INFO L481 AbstractCegarLoop]: Abstraction has 843 states and 1209 transitions. [2020-10-27 22:21:36,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:21:36,183 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1209 transitions. [2020-10-27 22:21:36,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-27 22:21:36,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:21:36,189 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:21:36,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:21:36,190 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:21:36,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:21:36,190 INFO L82 PathProgramCache]: Analyzing trace with hash -466558178, now seen corresponding path program 2 times [2020-10-27 22:21:36,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:21:36,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1929373051] [2020-10-27 22:21:36,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:21:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:36,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:36,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:36,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:36,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:36,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:36,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:37,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:37,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:37,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:38,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-27 22:21:41,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 22:21:41,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:21:41,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 172 [2020-10-27 22:21:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:21:41,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,721 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:21:41,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:21:41,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:21:41,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:41,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:21:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:21:41,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:21:41,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:41,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:41,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:21:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:41,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:41,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:21:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:21:41,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:21:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:41,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:21:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:41,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:21:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:41,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:41,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 22:21:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 22:21:41,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:21:41,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:21:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:21:41,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:21:41,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:21:41,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:21:41,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:21:41,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:41,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:21:41,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:41,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:21:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:21:41,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:41,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:21:41,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:41,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:21:41,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:41,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:41,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:41,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:41,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:41,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:41,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:41,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:41,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:42,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:21:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:21:42,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:42,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:42,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:42,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:42,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:42,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 22:21:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:21:42,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:21:42,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:42,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:42,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:21:42,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:42,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:42,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:21:42,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:42,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:42,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:42,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:42,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 22:21:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:42,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:42,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:42,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-27 22:21:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:42,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:42,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:42,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 22:21:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:42,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:42,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:42,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:42,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:42,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:42,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:42,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:42,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:42,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:42,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:42,104 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-10-27 22:21:42,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1929373051] [2020-10-27 22:21:42,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:21:42,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:21:42,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256180733] [2020-10-27 22:21:42,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:21:42,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:21:42,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:21:42,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:21:42,108 INFO L87 Difference]: Start difference. First operand 843 states and 1209 transitions. Second operand 9 states. [2020-10-27 22:21:43,175 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 22:21:46,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:21:46,513 INFO L93 Difference]: Finished difference Result 1487 states and 2143 transitions. [2020-10-27 22:21:46,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:21:46,514 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 175 [2020-10-27 22:21:46,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:21:46,521 INFO L225 Difference]: With dead ends: 1487 [2020-10-27 22:21:46,522 INFO L226 Difference]: Without dead ends: 916 [2020-10-27 22:21:46,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2020-10-27 22:21:46,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2020-10-27 22:21:46,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 780. [2020-10-27 22:21:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 780 states. [2020-10-27 22:21:46,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 780 states and 1071 transitions. [2020-10-27 22:21:46,713 INFO L78 Accepts]: Start accepts. Automaton has 780 states and 1071 transitions. Word has length 175 [2020-10-27 22:21:46,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:21:46,714 INFO L481 AbstractCegarLoop]: Abstraction has 780 states and 1071 transitions. [2020-10-27 22:21:46,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:21:46,714 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1071 transitions. [2020-10-27 22:21:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-27 22:21:46,718 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:21:46,719 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:21:46,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:21:46,719 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:21:46,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:21:46,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1403904782, now seen corresponding path program 1 times [2020-10-27 22:21:46,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:21:46,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1999234797] [2020-10-27 22:21:46,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:21:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:46,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:46,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:46,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:47,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:47,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:49,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:49,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:49,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:51,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 22:21:51,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,241 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:21:52,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:21:52,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:21:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:21:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:21:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:21:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:21:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:21:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:52,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:21:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:21:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 22:21:52,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:21:52,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:52,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:21:52,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:21:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:21:52,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:21:52,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:52,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-27 22:21:52,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:21:52,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:52,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:21:52,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:21:52,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:21:52,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:21:52,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:21:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:21:52,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:21:52,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:21:52,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:21:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:21:52,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:21:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:21:52,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:52,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:52,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:21:52,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 22:21:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:21:52,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:21:52,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:52,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 22:21:52,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:21:52,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:52,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:21:52,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:21:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:52,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 22:21:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-27 22:21:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-27 22:21:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:52,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:52,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:52,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:21:52,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:52,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:52,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:21:52,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:52,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:52,626 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-10-27 22:21:52,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1999234797] [2020-10-27 22:21:52,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:21:52,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:21:52,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072458982] [2020-10-27 22:21:52,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:21:52,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:21:52,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:21:52,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:21:52,628 INFO L87 Difference]: Start difference. First operand 780 states and 1071 transitions. Second operand 10 states. [2020-10-27 22:21:53,265 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 22:21:54,892 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 22:21:59,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:21:59,025 INFO L93 Difference]: Finished difference Result 1900 states and 2729 transitions. [2020-10-27 22:21:59,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 22:21:59,026 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 184 [2020-10-27 22:21:59,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:21:59,035 INFO L225 Difference]: With dead ends: 1900 [2020-10-27 22:21:59,036 INFO L226 Difference]: Without dead ends: 1161 [2020-10-27 22:21:59,040 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=138, Invalid=368, Unknown=0, NotChecked=0, Total=506 [2020-10-27 22:21:59,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2020-10-27 22:21:59,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 938. [2020-10-27 22:21:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2020-10-27 22:21:59,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1255 transitions. [2020-10-27 22:21:59,316 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1255 transitions. Word has length 184 [2020-10-27 22:21:59,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:21:59,317 INFO L481 AbstractCegarLoop]: Abstraction has 938 states and 1255 transitions. [2020-10-27 22:21:59,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:21:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1255 transitions. [2020-10-27 22:21:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-27 22:21:59,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:21:59,324 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:21:59,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:21:59,325 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:21:59,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:21:59,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1395749902, now seen corresponding path program 1 times [2020-10-27 22:21:59,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:21:59,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1996825303] [2020-10-27 22:21:59,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:21:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:59,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:59,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:59,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:59,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:59,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 300 [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 22:22:04,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,837 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 22:22:04,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:04,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:22:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 22:22:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:22:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 22:22:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:22:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:04,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:22:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:04,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:04,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:04,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:04,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 22:22:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:04,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 22:22:04,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:04,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:22:04,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:04,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:04,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:04,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:22:04,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:04,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 22:22:05,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:22:05,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:22:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:05,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:22:05,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:05,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:22:05,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:22:05,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:05,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:22:05,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:05,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:05,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:05,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:05,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:22:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:22:05,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:05,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 22:22:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:22:05,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:22:05,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:22:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 22:22:05,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:22:05,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:05,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:22:05,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 22:22:05,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:05,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 22:22:05,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:22:05,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:05,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 22:22:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:05,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:05,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:05,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:22:05,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 22:22:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:05,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-27 22:22:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:22:05,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:22:05,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 22:22:05,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 22:22:05,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:05,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:05,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:05,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-27 22:22:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-27 22:22:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:05,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:05,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 47 proven. 22 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-27 22:22:05,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1996825303] [2020-10-27 22:22:05,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:22:05,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:22:05,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007626068] [2020-10-27 22:22:05,232 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:22:05,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:05,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:22:05,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:22:05,233 INFO L87 Difference]: Start difference. First operand 938 states and 1255 transitions. Second operand 10 states. [2020-10-27 22:22:05,916 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 22:22:07,571 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 22:22:13,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:13,062 INFO L93 Difference]: Finished difference Result 2659 states and 3854 transitions. [2020-10-27 22:22:13,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 22:22:13,063 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 210 [2020-10-27 22:22:13,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:13,075 INFO L225 Difference]: With dead ends: 2659 [2020-10-27 22:22:13,075 INFO L226 Difference]: Without dead ends: 1380 [2020-10-27 22:22:13,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=149, Invalid=357, Unknown=0, NotChecked=0, Total=506 [2020-10-27 22:22:13,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2020-10-27 22:22:13,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 915. [2020-10-27 22:22:13,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 915 states. [2020-10-27 22:22:13,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1198 transitions. [2020-10-27 22:22:13,440 INFO L78 Accepts]: Start accepts. Automaton has 915 states and 1198 transitions. Word has length 210 [2020-10-27 22:22:13,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:13,441 INFO L481 AbstractCegarLoop]: Abstraction has 915 states and 1198 transitions. [2020-10-27 22:22:13,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:22:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1198 transitions. [2020-10-27 22:22:13,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-27 22:22:13,448 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:13,448 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:13,448 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:22:13,450 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:13,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:13,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1637263984, now seen corresponding path program 1 times [2020-10-27 22:22:13,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:13,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046427959] [2020-10-27 22:22:13,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-27 22:22:13,507 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-27 22:22:13,508 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-27 22:22:13,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 22:22:13,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:22:13 BoogieIcfgContainer [2020-10-27 22:22:13,570 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:22:13,577 INFO L168 Benchmark]: Toolchain (without parser) took 125840.81 ms. Allocated memory was 125.8 MB in the beginning and 994.1 MB in the end (delta: 868.2 MB). Free memory was 100.4 MB in the beginning and 810.5 MB in the end (delta: -710.1 MB). Peak memory consumption was 159.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:22:13,580 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 99.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:22:13,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.98 ms. Allocated memory was 125.8 MB in the beginning and 158.3 MB in the end (delta: 32.5 MB). Free memory was 99.7 MB in the beginning and 140.6 MB in the end (delta: -41.0 MB). Peak memory consumption was 29.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:22:13,585 INFO L168 Benchmark]: Boogie Preprocessor took 174.31 ms. Allocated memory is still 158.3 MB. Free memory was 140.6 MB in the beginning and 136.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:22:13,586 INFO L168 Benchmark]: RCFGBuilder took 1609.98 ms. Allocated memory is still 158.3 MB. Free memory was 136.1 MB in the beginning and 136.1 MB in the end (delta: 50.8 kB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:22:13,588 INFO L168 Benchmark]: TraceAbstraction took 123312.66 ms. Allocated memory was 158.3 MB in the beginning and 994.1 MB in the end (delta: 835.7 MB). Free memory was 135.6 MB in the beginning and 810.5 MB in the end (delta: -674.9 MB). Peak memory consumption was 160.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:22:13,591 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 99.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 730.98 ms. Allocated memory was 125.8 MB in the beginning and 158.3 MB in the end (delta: 32.5 MB). Free memory was 99.7 MB in the beginning and 140.6 MB in the end (delta: -41.0 MB). Peak memory consumption was 29.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 174.31 ms. Allocated memory is still 158.3 MB. Free memory was 140.6 MB in the beginning and 136.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1609.98 ms. Allocated memory is still 158.3 MB. Free memory was 136.1 MB in the beginning and 136.1 MB in the end (delta: 50.8 kB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 123312.66 ms. Allocated memory was 158.3 MB in the beginning and 994.1 MB in the end (delta: 835.7 MB). Free memory was 135.6 MB in the beginning and 810.5 MB in the end (delta: -674.9 MB). Peak memory consumption was 160.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L42] int cleanupTimeShifts = 4; [L147] int __SELECTED_FEATURE_base ; [L148] int __SELECTED_FEATURE_highWaterSensor ; [L149] int __SELECTED_FEATURE_lowWaterSensor ; [L150] int __SELECTED_FEATURE_methaneQuery ; [L151] int __SELECTED_FEATURE_methaneAlarm ; [L152] int __SELECTED_FEATURE_stopCommand ; [L153] int __SELECTED_FEATURE_startCommand ; [L154] int __GUIDSL_ROOT_PRODUCTION ; [L192] int pumpRunning = 0; [L193] int systemActive = 1; [L778] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L975] int waterLevel = 1; [L976] int methaneLevelCritical = 0; [L123] int retValue_acc ; [L124] int tmp ; [L128] CALL select_helpers() [L1109] __GUIDSL_ROOT_PRODUCTION = 1 [L128] RET select_helpers() [L129] CALL select_features() [L1094] __SELECTED_FEATURE_base = 1 [L1095] CALL, EXPR select_one() [L1080] int retValue_acc ; [L1081] int choice = __VERIFIER_nondet_int(); [L1084] retValue_acc = choice [L1085] return (retValue_acc); [L1095] RET, EXPR select_one() [L1095] __SELECTED_FEATURE_highWaterSensor = select_one() [L1096] CALL, EXPR select_one() [L1080] int retValue_acc ; [L1081] int choice = __VERIFIER_nondet_int(); [L1084] retValue_acc = choice [L1085] return (retValue_acc); [L1096] RET, EXPR select_one() [L1096] __SELECTED_FEATURE_lowWaterSensor = select_one() [L1097] CALL, EXPR select_one() [L1080] int retValue_acc ; [L1081] int choice = __VERIFIER_nondet_int(); [L1084] retValue_acc = choice [L1085] return (retValue_acc); [L1097] RET, EXPR select_one() [L1097] __SELECTED_FEATURE_methaneQuery = select_one() [L1098] CALL, EXPR select_one() [L1080] int retValue_acc ; [L1081] int choice = __VERIFIER_nondet_int(); [L1084] retValue_acc = choice [L1085] return (retValue_acc); [L1098] RET, EXPR select_one() [L1098] __SELECTED_FEATURE_methaneAlarm = select_one() [L1099] CALL, EXPR select_one() [L1080] int retValue_acc ; [L1081] int choice = __VERIFIER_nondet_int(); [L1084] retValue_acc = choice [L1085] return (retValue_acc); [L1099] RET, EXPR select_one() [L1099] __SELECTED_FEATURE_stopCommand = select_one() [L1100] CALL, EXPR select_one() [L1080] int retValue_acc ; [L1081] int choice = __VERIFIER_nondet_int(); [L1084] retValue_acc = choice [L1085] return (retValue_acc); [L1100] RET, EXPR select_one() [L1100] __SELECTED_FEATURE_startCommand = select_one() [L129] RET select_features() [L130] CALL, EXPR valid_product() [L1114] int retValue_acc ; [L1117] retValue_acc = __SELECTED_FEATURE_base [L1118] return (retValue_acc); [L130] RET, EXPR valid_product() [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) [L134] FCALL setup() [L135] CALL runTest() [L114] CALL test() [L524] int splverifierCounter ; [L525] int tmp ; [L526] int tmp___0 ; [L527] int tmp___1 ; [L528] int tmp___2 ; [L531] splverifierCounter = 0 [L533] COND TRUE 1 [L535] COND TRUE splverifierCounter < 4 [L541] tmp = __VERIFIER_nondet_int() [L543] COND TRUE \read(tmp) [L545] CALL waterRise() [L993] COND TRUE waterLevel < 2 [L994] waterLevel = waterLevel + 1 [L545] RET waterRise() [L551] tmp___0 = __VERIFIER_nondet_int() [L553] COND FALSE !(\read(tmp___0)) [L561] tmp___2 = __VERIFIER_nondet_int() [L563] COND FALSE !(\read(tmp___2)) [L573] tmp___1 = __VERIFIER_nondet_int() [L575] COND FALSE !(\read(tmp___1)) [L588] CALL timeShift() [L199] COND FALSE !(\read(pumpRunning)) [L206] COND TRUE \read(systemActive) [L208] CALL processEnvironment() [L342] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L349] CALL processEnvironment__before__methaneAlarm() [L299] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L306] CALL processEnvironment__before__lowWaterSensor() [L256] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L258] CALL processEnvironment__role__highWaterSensor() [L228] int tmp ; [L231] COND TRUE ! pumpRunning [L233] CALL, EXPR isHighWaterLevel() [L462] int retValue_acc ; [L463] int tmp ; [L464] int tmp___0 ; [L468] CALL, EXPR isHighWaterSensorDry() [L1055] int retValue_acc ; [L1058] COND FALSE !(waterLevel < 2) [L1062] retValue_acc = 0 [L1063] return (retValue_acc); [L468] RET, EXPR isHighWaterSensorDry() [L468] tmp = isHighWaterSensorDry() [L470] COND FALSE !(\read(tmp)) [L473] tmp___0 = 1 [L475] retValue_acc = tmp___0 [L476] return (retValue_acc); [L233] RET, EXPR isHighWaterLevel() [L233] tmp = isHighWaterLevel() [L235] COND TRUE \read(tmp) [L237] CALL activatePump() [L384] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) [L391] CALL activatePump__before__methaneQuery() [L359] pumpRunning = 1 [L391] RET activatePump__before__methaneQuery() [L237] RET activatePump() [L258] RET processEnvironment__role__highWaterSensor() [L306] RET processEnvironment__before__lowWaterSensor() [L349] RET processEnvironment__before__methaneAlarm() [L208] RET processEnvironment() [L214] CALL __utac_acc__Specification4_spec__1() [L158] int tmp ; [L159] int tmp___0 ; [L163] CALL, EXPR getWaterLevel() [L1046] int retValue_acc ; [L1049] retValue_acc = waterLevel [L1050] return (retValue_acc); [L163] RET, EXPR getWaterLevel() [L163] tmp = getWaterLevel() [L165] COND FALSE !(tmp == 0) [L214] RET __utac_acc__Specification4_spec__1() [L588] RET timeShift() [L533] COND TRUE 1 [L535] COND TRUE splverifierCounter < 4 [L541] tmp = __VERIFIER_nondet_int() [L543] COND FALSE !(\read(tmp)) [L551] tmp___0 = __VERIFIER_nondet_int() [L553] COND FALSE !(\read(tmp___0)) [L561] tmp___2 = __VERIFIER_nondet_int() [L563] COND FALSE !(\read(tmp___2)) [L573] tmp___1 = __VERIFIER_nondet_int() [L575] COND FALSE !(\read(tmp___1)) [L588] CALL timeShift() [L199] COND TRUE \read(pumpRunning) [L201] CALL lowerWaterLevel() [L981] COND TRUE waterLevel > 0 [L982] waterLevel = waterLevel - 1 [L201] RET lowerWaterLevel() [L206] COND TRUE \read(systemActive) [L208] CALL processEnvironment() [L342] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L349] CALL processEnvironment__before__methaneAlarm() [L299] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L306] CALL processEnvironment__before__lowWaterSensor() [L256] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L258] CALL processEnvironment__role__highWaterSensor() [L228] int tmp ; [L231] COND FALSE !(! pumpRunning) [L246] FCALL processEnvironment__before__highWaterSensor() [L258] RET processEnvironment__role__highWaterSensor() [L306] RET processEnvironment__before__lowWaterSensor() [L349] RET processEnvironment__before__methaneAlarm() [L208] RET processEnvironment() [L214] CALL __utac_acc__Specification4_spec__1() [L158] int tmp ; [L159] int tmp___0 ; [L163] CALL, EXPR getWaterLevel() [L1046] int retValue_acc ; [L1049] retValue_acc = waterLevel [L1050] return (retValue_acc); [L163] RET, EXPR getWaterLevel() [L163] tmp = getWaterLevel() [L165] COND FALSE !(tmp == 0) [L214] RET __utac_acc__Specification4_spec__1() [L588] RET timeShift() [L533] COND TRUE 1 [L535] COND TRUE splverifierCounter < 4 [L541] tmp = __VERIFIER_nondet_int() [L543] COND FALSE !(\read(tmp)) [L551] tmp___0 = __VERIFIER_nondet_int() [L553] COND FALSE !(\read(tmp___0)) [L561] tmp___2 = __VERIFIER_nondet_int() [L563] COND FALSE !(\read(tmp___2)) [L573] tmp___1 = __VERIFIER_nondet_int() [L575] COND FALSE !(\read(tmp___1)) [L588] CALL timeShift() [L199] COND TRUE \read(pumpRunning) [L201] CALL lowerWaterLevel() [L981] COND TRUE waterLevel > 0 [L982] waterLevel = waterLevel - 1 [L201] RET lowerWaterLevel() [L206] COND TRUE \read(systemActive) [L208] CALL processEnvironment() [L342] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L349] CALL processEnvironment__before__methaneAlarm() [L299] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L306] CALL processEnvironment__before__lowWaterSensor() [L256] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L258] CALL processEnvironment__role__highWaterSensor() [L228] int tmp ; [L231] COND FALSE !(! pumpRunning) [L246] FCALL processEnvironment__before__highWaterSensor() [L258] RET processEnvironment__role__highWaterSensor() [L306] RET processEnvironment__before__lowWaterSensor() [L349] RET processEnvironment__before__methaneAlarm() [L208] RET processEnvironment() [L214] CALL __utac_acc__Specification4_spec__1() [L158] int tmp ; [L159] int tmp___0 ; [L163] CALL, EXPR getWaterLevel() [L1046] int retValue_acc ; [L1049] retValue_acc = waterLevel [L1050] return (retValue_acc); [L163] RET, EXPR getWaterLevel() [L163] tmp = getWaterLevel() [L165] COND TRUE tmp == 0 [L167] CALL, EXPR isPumpRunning() [L417] int retValue_acc ; [L420] retValue_acc = pumpRunning [L421] return (retValue_acc); [L167] RET, EXPR isPumpRunning() [L167] tmp___0 = isPumpRunning() [L169] COND TRUE \read(tmp___0) [L171] CALL __automaton_fail() [L604] CALL reach_error() [L3] __assert_fail("0", "minepump_spec4_productSimulator.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 310 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 123.1s, OverallIterations: 10, TraceHistogramMax: 6, AutomataDifference: 71.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1787 SDtfs, 5910 SDslu, 1437 SDs, 0 SdLazy, 13194 SolverSat, 5128 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 699 GetRequests, 494 SyntacticMatches, 13 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 943 ImplicationChecksByTransitivity, 25.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=938occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 1663 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 48.4s InterpolantComputationTime, 1543 NumberOfCodeBlocks, 1543 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1310 ConstructedInterpolants, 0 QuantifiedInterpolants, 617954 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 4 PerfectInterpolantSequences, 635/664 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...