/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec14_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:06:33,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:06:33,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:06:33,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:06:33,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:06:33,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:06:33,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:06:33,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:06:33,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:06:33,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:06:33,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:06:33,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:06:33,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:06:33,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:06:33,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:06:33,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:06:33,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:06:33,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:06:33,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:06:33,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:06:33,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:06:33,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:06:33,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:06:33,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:06:34,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:06:34,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:06:34,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:06:34,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:06:34,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:06:34,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:06:34,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:06:34,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:06:34,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:06:34,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:06:34,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:06:34,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:06:34,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:06:34,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:06:34,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:06:34,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:06:34,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:06:34,039 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 02:06:34,085 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:06:34,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:06:34,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:06:34,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:06:34,090 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:06:34,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:06:34,091 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:06:34,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:06:34,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:06:34,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:06:34,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:06:34,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:06:34,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:06:34,093 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:06:34,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:06:34,093 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:06:34,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:06:34,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:06:34,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:06:34,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:06:34,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:06:34,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:06:34,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:06:34,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:06:34,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:06:34,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:06:34,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:06:34,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:06:34,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:06:34,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:06:34,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:06:34,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:06:34,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:06:34,533 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:06:34,533 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:06:34,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product03.cil.c [2020-10-27 02:06:34,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1369d1d57/88d5ef44444d4adfab62c5417d7d53cf/FLAG5cb998d3e [2020-10-27 02:06:35,445 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:06:35,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product03.cil.c [2020-10-27 02:06:35,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1369d1d57/88d5ef44444d4adfab62c5417d7d53cf/FLAG5cb998d3e [2020-10-27 02:06:35,646 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1369d1d57/88d5ef44444d4adfab62c5417d7d53cf [2020-10-27 02:06:35,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:06:35,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:06:35,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:06:35,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:06:35,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:06:35,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:06:35" (1/1) ... [2020-10-27 02:06:35,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd9ded3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:35, skipping insertion in model container [2020-10-27 02:06:35,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:06:35" (1/1) ... [2020-10-27 02:06:35,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:06:35,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:06:36,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:06:36,503 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:06:36,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:06:36,763 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:06:36,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36 WrapperNode [2020-10-27 02:06:36,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:06:36,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:06:36,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:06:36,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:06:36,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... [2020-10-27 02:06:36,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... [2020-10-27 02:06:36,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... [2020-10-27 02:06:36,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... [2020-10-27 02:06:36,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... [2020-10-27 02:06:36,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... [2020-10-27 02:06:36,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... [2020-10-27 02:06:37,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:06:37,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:06:37,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:06:37,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:06:37,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:06:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:06:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:06:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:06:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:06:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:06:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:06:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:06:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:06:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:06:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:06:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:06:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:06:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:06:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:06:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:06:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:06:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:06:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:06:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:06:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:06:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:06:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:06:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:06:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:06:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:06:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:06:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:06:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:06:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:06:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:06:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:06:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:06:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:06:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:06:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:06:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:06:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:06:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:06:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:06:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:06:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:06:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:06:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:06:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:06:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:06:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:06:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__base [2020-10-27 02:06:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:06:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:06:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:06:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-27 02:06:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:06:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:06:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:06:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:06:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:06:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:06:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:06:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:06:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:06:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:06:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:06:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:06:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:06:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:06:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:06:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:06:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:06:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:06:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:06:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:06:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:06:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:06:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:06:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:06:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:06:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:06:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:06:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:06:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:06:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:06:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:06:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:06:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:06:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:06:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:06:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:06:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:06:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:06:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:06:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:06:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:06:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:06:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:06:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:06:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:06:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:06:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:06:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:06:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:06:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:06:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:06:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:06:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:06:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:06:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:06:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:06:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:06:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:06:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:06:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:06:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:06:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:06:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:06:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:06:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:06:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:06:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:06:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:06:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:06:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:06:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:06:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:06:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:06:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:06:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:06:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:06:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:06:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:06:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:06:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:06:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__base [2020-10-27 02:06:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:06:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:06:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-27 02:06:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:06:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:06:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:06:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:06:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:06:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:06:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:06:39,844 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:06:39,844 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:06:39,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:06:39 BoogieIcfgContainer [2020-10-27 02:06:39,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:06:39,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:06:39,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:06:39,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:06:39,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:06:35" (1/3) ... [2020-10-27 02:06:39,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb839d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:06:39, skipping insertion in model container [2020-10-27 02:06:39,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:36" (2/3) ... [2020-10-27 02:06:39,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb839d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:06:39, skipping insertion in model container [2020-10-27 02:06:39,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:06:39" (3/3) ... [2020-10-27 02:06:39,857 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product03.cil.c [2020-10-27 02:06:39,870 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:06:39,876 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:06:39,890 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:06:39,933 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:06:39,933 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:06:39,933 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:06:39,933 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:06:39,933 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:06:39,933 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:06:39,934 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:06:39,934 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:06:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states. [2020-10-27 02:06:40,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 02:06:40,013 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:06:40,014 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:06:40,015 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 02:06:40,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:06:40,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1386532864, now seen corresponding path program 1 times [2020-10-27 02:06:40,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:06:40,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1242140456] [2020-10-27 02:06:40,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:06:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:40,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:40,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:41,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:41,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:42,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:45,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:45,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 02:06:45,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:06:45,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 02:06:45,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:45,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:06:45,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:45,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-27 02:06:45,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 02:06:46,535 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:06:46,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:06:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:46,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:46,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:46,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:46,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:46,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-27 02:06:46,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:46,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:46,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:46,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:06:46,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:46,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:06:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:46,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:46,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:46,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:06:46,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:46,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:46,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:46,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:46,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:46,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:46,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:06:46,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:06:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:46,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:46,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:46,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:06:46,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:46,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:46,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:46,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:46,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:46,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:46,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:46,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:06:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:46,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:46,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:46,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:46,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:46,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:46,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:46,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:46,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:06:46,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 02:06:46,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:06:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:46,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:46,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:46,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:06:46,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:46,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:46,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:46,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:06:46,998 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:06:47,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:06:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:47,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:47,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:06:47,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:06:47,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 924 [2020-10-27 02:06:47,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:06:47,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:47,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:47,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:47,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:47,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:47,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:06:47,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:47,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:47,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:47,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:47,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:47,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:06:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:47,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:06:48,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:48,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 02:06:48,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:06:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:48,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:48,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:06:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:06:48,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 02:06:48,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:06:48,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:06:48,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:06:48,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:06:48,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:06:48,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:06:48,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:06:48,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:48,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:06:48,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:06:48,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:06:48,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:06:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:48,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:48,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:48,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:06:48,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 02:06:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:06:48,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:06:48,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 02:06:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:06:48,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:48,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:48,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:48,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:06:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:48,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:48,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 02:06:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:06:48,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:48,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:06:48,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:06:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:06:48,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:48,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:06:48,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:48,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:48,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:48,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:06:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:48,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:48,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:06:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:48,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:48,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:48,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:06:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:48,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:48,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:48,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:48,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:48,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:48,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:48,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:48,389 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 02:06:48,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1242140456] [2020-10-27 02:06:48,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:06:48,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 02:06:48,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981841316] [2020-10-27 02:06:48,399 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:06:48,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:06:48,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:06:48,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:06:48,417 INFO L87 Difference]: Start difference. First operand 718 states. Second operand 10 states. [2020-10-27 02:06:50,212 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:06:53,321 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:06:54,487 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:06:55,099 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:07:00,311 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:07:01,009 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:07:18,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:07:18,018 INFO L93 Difference]: Finished difference Result 1453 states and 2568 transitions. [2020-10-27 02:07:18,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 02:07:18,020 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 136 [2020-10-27 02:07:18,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:07:18,055 INFO L225 Difference]: With dead ends: 1453 [2020-10-27 02:07:18,055 INFO L226 Difference]: Without dead ends: 847 [2020-10-27 02:07:18,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:07:18,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2020-10-27 02:07:18,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 567. [2020-10-27 02:07:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2020-10-27 02:07:18,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 902 transitions. [2020-10-27 02:07:18,371 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 902 transitions. Word has length 136 [2020-10-27 02:07:18,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:07:18,372 INFO L481 AbstractCegarLoop]: Abstraction has 567 states and 902 transitions. [2020-10-27 02:07:18,372 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:07:18,373 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 902 transitions. [2020-10-27 02:07:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 02:07:18,386 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:07:18,387 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:07:18,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:07:18,387 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 02:07:18,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:07:18,388 INFO L82 PathProgramCache]: Analyzing trace with hash -507123857, now seen corresponding path program 1 times [2020-10-27 02:07:18,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:07:18,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [961064299] [2020-10-27 02:07:18,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:07:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:18,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:18,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:18,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:18,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:18,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:19,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:23,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:23,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:23,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-27 02:07:23,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:07:23,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5300 [2020-10-27 02:07:23,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 02:07:23,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:24,900 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:07:24,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:07:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:24,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:25,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:25,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:25,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-27 02:07:25,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:25,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:25,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:25,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:07:25,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:25,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:07:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:25,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:25,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:25,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:25,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:25,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:25,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:25,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:25,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:25,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:25,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:07:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:25,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:25,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:25,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:25,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:25,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:25,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:25,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:25,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:07:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:25,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:25,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:25,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:25,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:25,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:25,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:25,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:25,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:25,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:25,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:07:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:25,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:25,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:25,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:25,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:25,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:25,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:25,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:25,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:25,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:25,210 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:07:25,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:07:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:25,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:25,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:07:26,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:07:26,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 861 [2020-10-27 02:07:26,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:26,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:07:26,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:26,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:07:26,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:07:26,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:07:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:07:26,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:07:26,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:07:26,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:07:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:26,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:26,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:07:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:07:26,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:07:26,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:26,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:07:26,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:07:26,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:07:26,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:07:26,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:26,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:07:26,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:07:26,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:07:26,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:26,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:07:26,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:07:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:26,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:26,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:26,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:26,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 02:07:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:07:26,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 02:07:26,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:07:26,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:07:26,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:07:26,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:07:26,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:26,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:07:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:26,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:26,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 02:07:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:07:26,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:07:26,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:07:26,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:07:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:07:26,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:26,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:07:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:07:26,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:07:26,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:26,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:07:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:26,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:26,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:26,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 02:07:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:26,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:07:26,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:07:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:26,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:26,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:26,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:26,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:26,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:26,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:26,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:26,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:26,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:26,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-27 02:07:26,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [961064299] [2020-10-27 02:07:26,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:07:26,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 02:07:26,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608186414] [2020-10-27 02:07:26,489 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 02:07:26,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:07:26,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 02:07:26,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 02:07:26,491 INFO L87 Difference]: Start difference. First operand 567 states and 902 transitions. Second operand 10 states. [2020-10-27 02:07:28,087 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:07:30,685 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:07:31,805 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:07:32,344 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:07:37,371 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:07:37,863 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:07:52,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:07:52,859 INFO L93 Difference]: Finished difference Result 1387 states and 2426 transitions. [2020-10-27 02:07:52,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 02:07:52,860 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-27 02:07:52,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:07:52,871 INFO L225 Difference]: With dead ends: 1387 [2020-10-27 02:07:52,872 INFO L226 Difference]: Without dead ends: 852 [2020-10-27 02:07:52,878 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:07:52,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2020-10-27 02:07:53,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 572. [2020-10-27 02:07:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 572 states. [2020-10-27 02:07:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 907 transitions. [2020-10-27 02:07:53,077 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 907 transitions. Word has length 139 [2020-10-27 02:07:53,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:07:53,080 INFO L481 AbstractCegarLoop]: Abstraction has 572 states and 907 transitions. [2020-10-27 02:07:53,080 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 02:07:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 907 transitions. [2020-10-27 02:07:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 02:07:53,085 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:07:53,085 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:07:53,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:07:53,086 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 02:07:53,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:07:53,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1934149916, now seen corresponding path program 1 times [2020-10-27 02:07:53,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:07:53,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1970087774] [2020-10-27 02:07:53,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:07:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:53,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:53,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:53,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:53,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:54,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:55,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:56,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:58,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:58,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-27 02:07:58,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:07:58,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 02:07:58,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 02:07:58,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:59,301 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:07:59,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:07:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:59,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:59,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:59,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:59,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 02:07:59,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:07:59,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:59,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:07:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:59,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:59,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:59,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:59,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:59,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:59,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:59,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:59,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:59,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:59,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:07:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:59,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:59,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:59,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:59,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:59,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:59,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:59,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:59,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:59,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:59,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:07:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:59,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:59,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:59,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:59,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:59,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:59,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:59,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:07:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:59,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:59,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:59,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:59,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:59,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:59,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:59,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:59,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:59,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:59,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:07:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:59,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:59,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:08:00,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:08:00,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 535 [2020-10-27 02:08:00,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:08:00,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:00,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:08:00,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:00,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:08:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:08:00,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:08:00,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:08:00,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:08:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:00,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:08:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:08:00,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:08:00,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:00,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:08:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:08:00,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:08:00,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:08:00,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:00,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:08:00,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:08:00,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:08:00,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:00,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:08:00,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:08:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:00,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:00,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:08:00,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 02:08:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:08:00,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:08:00,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 02:08:00,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:08:00,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:08:00,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:08:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:00,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:08:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:08:00,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:00,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:08:00,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 02:08:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:08:00,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:08:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:00,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:00,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:08:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:00,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:00,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:08:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:00,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:00,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:00,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:00,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:00,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:00,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:00,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:00,563 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:08:00,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1970087774] [2020-10-27 02:08:00,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:08:00,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 02:08:00,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256021516] [2020-10-27 02:08:00,564 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 02:08:00,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:08:00,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 02:08:00,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-27 02:08:00,565 INFO L87 Difference]: Start difference. First operand 572 states and 907 transitions. Second operand 11 states. [2020-10-27 02:08:02,059 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:08:04,647 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:08:05,783 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:08:06,302 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:08:11,411 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:08:11,747 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:08:26,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:08:26,923 INFO L93 Difference]: Finished difference Result 1398 states and 2435 transitions. [2020-10-27 02:08:26,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 02:08:26,924 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 142 [2020-10-27 02:08:26,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:08:26,934 INFO L225 Difference]: With dead ends: 1398 [2020-10-27 02:08:26,934 INFO L226 Difference]: Without dead ends: 858 [2020-10-27 02:08:26,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=121, Invalid=259, Unknown=0, NotChecked=0, Total=380 [2020-10-27 02:08:26,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2020-10-27 02:08:27,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 578. [2020-10-27 02:08:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2020-10-27 02:08:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 913 transitions. [2020-10-27 02:08:27,106 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 913 transitions. Word has length 142 [2020-10-27 02:08:27,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:08:27,106 INFO L481 AbstractCegarLoop]: Abstraction has 578 states and 913 transitions. [2020-10-27 02:08:27,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 02:08:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 913 transitions. [2020-10-27 02:08:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 02:08:27,111 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:08:27,111 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:08:27,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:08:27,112 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 02:08:27,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:08:27,112 INFO L82 PathProgramCache]: Analyzing trace with hash 117527635, now seen corresponding path program 1 times [2020-10-27 02:08:27,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:08:27,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [429976722] [2020-10-27 02:08:27,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:08:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:27,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:27,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:27,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:27,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:28,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:28,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:28,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:31,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:32,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 02:08:32,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:33,335 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:08:33,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:08:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:33,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:33,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:33,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:33,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-27 02:08:33,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:33,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:33,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:33,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:08:33,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:33,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:08:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:33,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:08:33,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:33,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:08:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:33,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:33,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:08:33,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:33,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:33,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:33,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:08:33,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:33,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:08:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:33,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:08:33,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:33,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:08:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:33,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:33,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:08:33,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:33,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:33,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:33,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:33,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:33,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:08:33,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:33,643 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:08:33,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:08:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:33,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:33,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:08:34,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:08:34,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 970 [2020-10-27 02:08:34,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:08:34,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:08:34,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:08:34,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:34,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:08:34,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:08:34,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:34,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:34,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:08:34,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:08:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:08:34,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:08:34,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 02:08:34,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:08:34,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:08:34,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:08:34,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:08:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:34,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:34,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:08:34,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:34,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:08:34,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:08:34,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:08:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:08:34,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:08:34,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:08:34,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:34,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:34,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 02:08:34,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:08:34,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:34,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:34,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:34,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:34,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 02:08:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:34,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:34,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:08:34,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:34,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:08:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:08:34,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 02:08:34,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:08:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:08:34,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 02:08:34,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:08:34,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:34,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:08:34,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:08:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:08:34,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:34,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:34,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:34,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:34,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:08:34,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:34,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:08:34,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:08:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:08:34,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 02:08:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:35,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:35,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:35,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:35,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:35,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:35,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:35,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:35,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:35,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:08:35,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:08:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:35,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:35,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 02:08:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:35,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:35,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:35,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:35,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:35,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:08:35,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:35,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:35,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:35,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:35,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:35,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:35,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:08:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:35,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:35,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:35,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:35,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:08:35,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 02:08:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:35,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:35,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:35,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:35,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:35,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:35,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:35,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:35,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:35,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:35,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:08:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:35,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:35,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:35,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:35,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:35,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:08:35,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:35,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:35,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:35,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:35,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:35,124 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-27 02:08:35,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [429976722] [2020-10-27 02:08:35,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:08:35,125 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 02:08:35,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490167581] [2020-10-27 02:08:35,126 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:08:35,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:08:35,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:08:35,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:08:35,127 INFO L87 Difference]: Start difference. First operand 578 states and 913 transitions. Second operand 14 states. [2020-10-27 02:08:36,765 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:08:39,750 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:08:41,126 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:08:42,321 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:08:43,463 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:08:44,707 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:08:46,056 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:08:47,300 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:08:48,026 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:08:48,402 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:08:58,995 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 396 DAG size of output: 394 [2020-10-27 02:09:00,086 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-27 02:09:03,075 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 396 DAG size of output: 394 [2020-10-27 02:09:04,202 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:09:41,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:09:41,665 INFO L93 Difference]: Finished difference Result 2329 states and 4135 transitions. [2020-10-27 02:09:41,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 02:09:41,666 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 145 [2020-10-27 02:09:41,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:09:41,685 INFO L225 Difference]: With dead ends: 2329 [2020-10-27 02:09:41,685 INFO L226 Difference]: Without dead ends: 1783 [2020-10-27 02:09:41,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 15.6s TimeCoverageRelationStatistics Valid=326, Invalid=1080, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 02:09:41,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1783 states. [2020-10-27 02:09:42,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1783 to 1196. [2020-10-27 02:09:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1196 states. [2020-10-27 02:09:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 1926 transitions. [2020-10-27 02:09:42,085 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 1926 transitions. Word has length 145 [2020-10-27 02:09:42,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:09:42,085 INFO L481 AbstractCegarLoop]: Abstraction has 1196 states and 1926 transitions. [2020-10-27 02:09:42,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:09:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1926 transitions. [2020-10-27 02:09:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 02:09:42,092 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:09:42,093 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:09:42,093 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 02:09:42,093 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 02:09:42,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:09:42,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1312471771, now seen corresponding path program 1 times [2020-10-27 02:09:42,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:09:42,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1783450320] [2020-10-27 02:09:42,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:09:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:42,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:42,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:42,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:42,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:43,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:47,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:47,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-27 02:09:47,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:09:47,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 02:09:47,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 02:09:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-27 02:09:47,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:48,238 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:09:48,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:48,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:48,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:48,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:48,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 02:09:48,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:48,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:48,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:48,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:09:48,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:48,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:09:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:48,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:48,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:48,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:48,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:48,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:48,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:48,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:09:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:48,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:48,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:48,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:48,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:48,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:48,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:48,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:09:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:48,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:48,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:48,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:48,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:48,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:48,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:48,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:48,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:09:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:48,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:48,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:48,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:48,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:48,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:48,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:48,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:48,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:48,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:48,492 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:09:48,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:09:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:48,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:48,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 759 [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:09:49,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:49,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:49,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:49,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:09:49,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:09:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:09:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:09:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:49,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:49,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:09:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:09:49,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:09:49,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:09:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 02:09:49,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:09:49,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:49,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:09:49,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:49,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 02:09:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:09:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:09:49,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 02:09:49,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:09:49,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:09:49,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:09:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:09:49,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:09:49,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 02:09:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:49,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 02:09:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 02:09:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:09:49,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:49,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:09:49,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:09:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 02:09:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 02:09:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:49,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:49,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:49,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:49,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:49,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:49,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:49,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:49,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:49,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:49,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:49,641 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 02:09:49,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1783450320] [2020-10-27 02:09:49,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:09:49,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 02:09:49,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863379571] [2020-10-27 02:09:49,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:09:49,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:09:49,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:09:49,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:09:49,643 INFO L87 Difference]: Start difference. First operand 1196 states and 1926 transitions. Second operand 14 states. [2020-10-27 02:09:51,197 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:09:54,124 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 02:09:55,453 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:09:56,693 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:09:57,830 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:09:58,985 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:10:00,247 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:10:01,383 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:10:01,962 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:10:02,399 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:10:11,330 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:10:12,403 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-27 02:10:14,358 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:10:15,551 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:10:16,663 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:10:17,816 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 109