/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec13_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:08:04,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:08:04,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:08:04,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:08:04,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:08:04,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:08:04,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:08:04,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:08:04,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:08:04,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:08:04,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:08:04,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:08:04,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:08:04,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:08:04,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:08:04,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:08:04,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:08:04,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:08:04,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:08:04,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:08:04,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:08:04,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:08:04,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:08:04,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:08:04,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:08:04,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:08:04,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:08:04,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:08:04,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:08:04,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:08:04,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:08:04,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:08:04,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:08:04,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:08:04,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:08:04,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:08:04,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:08:04,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:08:04,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:08:04,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:08:04,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:08:04,968 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 [2020-10-29 10:08:05,021 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:08:05,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:08:05,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:08:05,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:08:05,026 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:08:05,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:08:05,027 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:08:05,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:08:05,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:08:05,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:08:05,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:08:05,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:08:05,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:08:05,029 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:08:05,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:08:05,030 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:08:05,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:08:05,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:08:05,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:08:05,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:08:05,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:08:05,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:08:05,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:08:05,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:08:05,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:08:05,032 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:08:05,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:08:05,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:08:05,033 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:08:05,033 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:08:05,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:08:05,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:08:05,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:08:05,525 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:08:05,526 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:08:05,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_productSimulator.cil.c [2020-10-29 10:08:05,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c5f24765/b035764c5db54618bd988f7461fab0db/FLAG0c00b4b39 [2020-10-29 10:08:06,453 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:08:06,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec13_productSimulator.cil.c [2020-10-29 10:08:06,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c5f24765/b035764c5db54618bd988f7461fab0db/FLAG0c00b4b39 [2020-10-29 10:08:06,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c5f24765/b035764c5db54618bd988f7461fab0db [2020-10-29 10:08:06,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:08:06,608 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:08:06,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:08:06,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:08:06,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:08:06,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:08:06" (1/1) ... [2020-10-29 10:08:06,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32da6c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:06, skipping insertion in model container [2020-10-29 10:08:06,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:08:06" (1/1) ... [2020-10-29 10:08:06,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:08:06,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:08:07,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:08:07,478 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:08:07,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:08:07,800 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:08:07,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07 WrapperNode [2020-10-29 10:08:07,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:08:07,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:08:07,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:08:07,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:08:07,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (1/1) ... [2020-10-29 10:08:07,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (1/1) ... [2020-10-29 10:08:07,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (1/1) ... [2020-10-29 10:08:07,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (1/1) ... [2020-10-29 10:08:08,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (1/1) ... [2020-10-29 10:08:08,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (1/1) ... [2020-10-29 10:08:08,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (1/1) ... [2020-10-29 10:08:08,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:08:08,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:08:08,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:08:08,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:08:08,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (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 [2020-10-29 10:08:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:08:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:08:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:08:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:08:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:08:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:08:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:08:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:08:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:08:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:08:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:08:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:08:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:08:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:08:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:08:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:08:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:08:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:08:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:08:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:08:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:08:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:08:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:08:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:08:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:08:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:08:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:08:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2020-10-29 10:08:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2020-10-29 10:08:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:08:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:08:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:08:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:08:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:08:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:08:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:08:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:08:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:08:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:08:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:08:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:08:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-29 10:08:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-29 10:08:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:08:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-29 10:08:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-29 10:08:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:08:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-29 10:08:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-29 10:08:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-29 10:08:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-29 10:08:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:08:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:08:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:08:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:08:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:08:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:08:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:08:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:08:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:08:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:08:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-29 10:08:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-29 10:08:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-29 10:08:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-29 10:08:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:08:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:08:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:08:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-29 10:08:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-29 10:08:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-29 10:08:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-29 10:08:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:08:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:08:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:08:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-29 10:08:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-29 10:08:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:08:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-29 10:08:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-29 10:08:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:08:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:08:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-29 10:08:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-29 10:08:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:08:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:08:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:08:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:08:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:08:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:08:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:08:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:08:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:08:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:08:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:08:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:08:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:08:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:08:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:08:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:08:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:08:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:08:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:08:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:08:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:08:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:08:08,214 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:08:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:08:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:08:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:08:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:08:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:08:08,215 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:08:08,216 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:08:08,216 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:08:08,216 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:08:08,216 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:08:08,216 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:08:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:08:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:08:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:08:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:08:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:08:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:08:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:08:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:08:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:08:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:08:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:08:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:08:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2020-10-29 10:08:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:08:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2020-10-29 10:08:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:08:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:08:08,219 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:08:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:08:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:08:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:08:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:08:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:08:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:08:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:08:08,221 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:08:08,221 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:08:08,221 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:08:08,221 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:08:08,221 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:08:08,221 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:08:08,222 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:08:08,222 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:08:08,222 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-29 10:08:08,222 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-29 10:08:08,222 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-29 10:08:08,222 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-29 10:08:08,222 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-29 10:08:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-29 10:08:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-29 10:08:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-29 10:08:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-29 10:08:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-29 10:08:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:08:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:08:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:08:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:08:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-29 10:08:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-29 10:08:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-29 10:08:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-29 10:08:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:08:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:08:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-29 10:08:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-29 10:08:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-29 10:08:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-29 10:08:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:08:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:08:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:08:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-29 10:08:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-29 10:08:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-29 10:08:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-29 10:08:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:08:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:08:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:08:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:08:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:08:11,428 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:08:11,428 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:08:11,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:08:11 BoogieIcfgContainer [2020-10-29 10:08:11,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:08:11,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:08:11,439 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:08:11,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:08:11,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:08:06" (1/3) ... [2020-10-29 10:08:11,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca25d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:08:11, skipping insertion in model container [2020-10-29 10:08:11,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:08:07" (2/3) ... [2020-10-29 10:08:11,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca25d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:08:11, skipping insertion in model container [2020-10-29 10:08:11,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:08:11" (3/3) ... [2020-10-29 10:08:11,450 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec13_productSimulator.cil.c [2020-10-29 10:08:11,463 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:08:11,472 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:08:11,487 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:08:11,539 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:08:11,539 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:08:11,539 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:08:11,539 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:08:11,539 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:08:11,539 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:08:11,540 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:08:11,540 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:08:11,598 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states. [2020-10-29 10:08:11,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-29 10:08:11,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:08:11,638 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:08:11,639 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]=== [2020-10-29 10:08:11,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:08:11,649 INFO L82 PathProgramCache]: Analyzing trace with hash -758060695, now seen corresponding path program 1 times [2020-10-29 10:08:11,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:08:11,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [62382616] [2020-10-29 10:08:11,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:08:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:12,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:12,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:12,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:12,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:13,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:13,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:15,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:17,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:17,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-29 10:08:17,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:08:17,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-29 10:08:17,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:17,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:17,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:08:17,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-29 10:08:17,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:08:17,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:08:18,864 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:08:18,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:08:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:18,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:18,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:18,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:18,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:18,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-29 10:08:18,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:18,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:18,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:18,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:18,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:18,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:08:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:19,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:19,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:19,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:08:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 10:08:19,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 10:08:19,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:08:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:19,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:19,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:08:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:19,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:19,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:19,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:08:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:19,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:19,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:08:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:19,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:19,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 10:08:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:19,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:19,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 10:08:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:08:19,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:08:19,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 10:08:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:19,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:08:19,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:19,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:08:19,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:19,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:19,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:19,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:19,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:19,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:19,283 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:08:19,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:08:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:19,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:19,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:20,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:08:20,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:08:20,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 844 [2020-10-29 10:08:20,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:20,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:20,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:08:20,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:08:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:08:20,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:08:20,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:08:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:20,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:20,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:08:20,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:08:20,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:08:20,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:20,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:20,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:20,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:20,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:08:20,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:20,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:08:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:20,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:20,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:08:20,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:08:20,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 138 [2020-10-29 10:08:20,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:20,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:08:20,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:20,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:08:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:20,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:20,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:08:20,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:08:20,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:20,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:08:20,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:20,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 10:08:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:20,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:20,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:08:21,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:08:21,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 520 [2020-10-29 10:08:21,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:08:21,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:08:21,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:08:21,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:21,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:08:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:08:21,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:08:21,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:08:21,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:21,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:08:21,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:21,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:08:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:08:21,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:08:21,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-29 10:08:21,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:21,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:21,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:08:21,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:21,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:08:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:08:21,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:21,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:08:21,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:21,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:21,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:08:21,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:21,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 10:08:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:08:21,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:08:21,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 10:08:21,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:21,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:21,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:08:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:21,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:21,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:08:21,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:21,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:21,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:21,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:21,790 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:08:21,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 10:08:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:08:21,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:21,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 10:08:21,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:21,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:08:21,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:21,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:08:21,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:08:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:21,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:21,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:08:21,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:21,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:21,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 10:08:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:08:21,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:08:21,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:08:21,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:21,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:21,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:08:21,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:21,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-29 10:08:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:21,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:21,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:21,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:08:21,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:08:21,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:08:21,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:21,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:21,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:21,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:21,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:08:21,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:22,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-29 10:08:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:22,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:22,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:22,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:22,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:22,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:08:22,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:22,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:08:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:22,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-29 10:08:22,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [62382616] [2020-10-29 10:08:22,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:08:22,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-29 10:08:22,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757674239] [2020-10-29 10:08:22,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-29 10:08:22,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:08:22,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-29 10:08:22,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=540, Unknown=0, NotChecked=0, Total=600 [2020-10-29 10:08:22,197 INFO L87 Difference]: Start difference. First operand 947 states. Second operand 25 states. [2020-10-29 10:08:24,743 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:08:25,256 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 10:08:25,928 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 10:08:27,832 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:08:29,174 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-29 10:08:30,777 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:08:34,350 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:08:35,031 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:08:35,521 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:08:37,341 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-29 10:08:40,172 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 446 DAG size of output: 440 [2020-10-29 10:08:41,512 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 434 [2020-10-29 10:08:44,357 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 450 DAG size of output: 445 [2020-10-29 10:08:47,136 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 446 DAG size of output: 441 [2020-10-29 10:09:05,522 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:09:07,275 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:09:08,576 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-29 10:09:24,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:09:24,132 INFO L93 Difference]: Finished difference Result 1894 states and 3144 transitions. [2020-10-29 10:09:24,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-29 10:09:24,134 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 147 [2020-10-29 10:09:24,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:09:24,173 INFO L225 Difference]: With dead ends: 1894 [2020-10-29 10:09:24,173 INFO L226 Difference]: Without dead ends: 1072 [2020-10-29 10:09:24,191 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 23.1s TimeCoverageRelationStatistics Valid=451, Invalid=1999, Unknown=0, NotChecked=0, Total=2450 [2020-10-29 10:09:24,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-10-29 10:09:24,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 809. [2020-10-29 10:09:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 809 states. [2020-10-29 10:09:24,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1237 transitions. [2020-10-29 10:09:24,651 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1237 transitions. Word has length 147 [2020-10-29 10:09:24,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:09:24,652 INFO L481 AbstractCegarLoop]: Abstraction has 809 states and 1237 transitions. [2020-10-29 10:09:24,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-29 10:09:24,652 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1237 transitions. [2020-10-29 10:09:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-29 10:09:24,669 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:09:24,669 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:09:24,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:09:24,670 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]=== [2020-10-29 10:09:24,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:09:24,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1773283495, now seen corresponding path program 1 times [2020-10-29 10:09:24,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:09:24,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [404642455] [2020-10-29 10:09:24,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:09:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:24,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:24,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:25,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:25,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:26,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:26,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:29,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:29,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-29 10:09:29,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:09:29,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 10:09:29,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:29,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:29,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:09:29,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-29 10:09:29,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:09:29,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,117 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:09:31,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:09:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:31,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-29 10:09:31,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:09:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:31,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:31,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:09:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:09:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 10:09:31,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:09:31,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:09:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:31,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:31,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:09:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:31,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:31,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:09:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:31,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:31,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:09:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:31,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:31,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 10:09:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:31,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:31,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 10:09:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:09:31,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:31,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 10:09:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:09:31,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:09:31,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:31,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,498 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:09:31,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:09:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:09:31,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:09:31,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 327 [2020-10-29 10:09:31,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:09:31,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:09:31,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:09:31,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:09:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:09:31,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:31,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:09:31,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:09:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:09:31,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:31,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:09:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:31,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:31,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:31,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:09:31,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:09:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-29 10:09:31,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:31,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:31,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:09:31,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:09:31,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:09:31,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:32,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:09:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:32,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:32,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:09:32,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:32,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:09:32,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:32,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:32,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:32,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:32,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:09:32,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:32,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 10:09:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:32,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:32,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:09:32,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:09:32,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 607 [2020-10-29 10:09:32,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:32,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:32,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:09:32,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:09:32,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:09:32,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:32,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:09:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:32,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:32,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:09:32,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:09:32,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:09:32,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:32,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:32,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:09:32,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:09:32,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:09:32,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:32,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:09:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:32,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:32,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:32,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:09:32,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:09:32,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-29 10:09:32,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:32,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:32,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:09:32,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:09:32,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:09:32,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:09:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:09:33,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:09:33,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:33,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:33,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:09:33,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 10:09:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:09:33,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:33,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 10:09:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:33,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:09:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:33,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:09:33,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:33,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:33,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:33,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,344 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:09:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 10:09:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:09:33,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:09:33,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:33,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:09:33,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:33,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:09:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:33,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:09:33,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:33,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:33,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-29 10:09:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 10:09:33,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:33,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:09:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:33,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-29 10:09:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:09:33,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:33,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:09:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:33,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-29 10:09:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:33,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:33,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:33,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:33,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:33,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:33,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:33,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:09:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:33,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-29 10:09:33,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [404642455] [2020-10-29 10:09:33,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:09:33,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-29 10:09:33,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594754370] [2020-10-29 10:09:33,477 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-29 10:09:33,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:09:33,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-29 10:09:33,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2020-10-29 10:09:33,478 INFO L87 Difference]: Start difference. First operand 809 states and 1237 transitions. Second operand 20 states. [2020-10-29 10:09:35,465 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:09:35,904 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 10:09:36,529 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 10:09:38,252 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:09:39,587 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-29 10:09:40,952 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 435 [2020-10-29 10:09:42,275 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:09:43,569 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:09:44,864 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:09:46,201 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 435 [2020-10-29 10:09:47,561 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 437 [2020-10-29 10:09:50,697 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:09:52,020 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-29 10:09:53,527 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-29 10:09:54,835 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 435 [2020-10-29 10:09:56,397 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:09:57,015 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:09:57,451 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:10:24,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:10:24,527 INFO L93 Difference]: Finished difference Result 1905 states and 3086 transitions. [2020-10-29 10:10:24,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-29 10:10:24,529 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 154 [2020-10-29 10:10:24,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:10:24,542 INFO L225 Difference]: With dead ends: 1905 [2020-10-29 10:10:24,542 INFO L226 Difference]: Without dead ends: 1128 [2020-10-29 10:10:24,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 589 ImplicationChecksByTransitivity, 20.0s TimeCoverageRelationStatistics Valid=550, Invalid=2102, Unknown=0, NotChecked=0, Total=2652 [2020-10-29 10:10:24,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2020-10-29 10:10:24,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 847. [2020-10-29 10:10:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2020-10-29 10:10:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1301 transitions. [2020-10-29 10:10:24,816 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1301 transitions. Word has length 154 [2020-10-29 10:10:24,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:10:24,817 INFO L481 AbstractCegarLoop]: Abstraction has 847 states and 1301 transitions. [2020-10-29 10:10:24,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-29 10:10:24,817 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1301 transitions. [2020-10-29 10:10:24,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-29 10:10:24,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:10:24,822 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:10:24,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 10:10:24,822 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]=== [2020-10-29 10:10:24,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:10:24,823 INFO L82 PathProgramCache]: Analyzing trace with hash 453868012, now seen corresponding path program 1 times [2020-10-29 10:10:24,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:10:24,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [216526569] [2020-10-29 10:10:24,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:10:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:24,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:25,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:25,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:25,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:25,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:26,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:29,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:29,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-29 10:10:29,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:10:29,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-29 10:10:29,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:29,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:10:29,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-29 10:10:29,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:10:29,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:31,593 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:10:31,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:10:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:31,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-29 10:10:31,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:31,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:10:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:31,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:10:31,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:10:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 10:10:31,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:10:31,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:10:31,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:10:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:31,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:10:31,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:10:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:31,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:10:31,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:10:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:31,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:31,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:10:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:31,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:31,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 10:10:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:31,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:10:31,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 10:10:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:10:31,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:31,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 10:10:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:31,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:31,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:31,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:10:31,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:31,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:31,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:31,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:31,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:31,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:31,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:31,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:10:31,999 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:10:32,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:10:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:32,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:32,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 10:10:32,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:10:32,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 562 [2020-10-29 10:10:32,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:32,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:32,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:10:32,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:10:32,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:10:32,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:32,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:10:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:32,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:32,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:10:32,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:32,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:10:32,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:32,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:32,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:10:32,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:32,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:10:32,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:32,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:10:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:32,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:32,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 10:10:32,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:10:32,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 10:10:32,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:32,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:32,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:10:32,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:10:32,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:10:32,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:32,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:10:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:32,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:32,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:10:32,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:32,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:10:32,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:32,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:32,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:10:32,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:32,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:10:32,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:32,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 10:10:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:32,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:32,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:10:33,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:10:33,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 198 [2020-10-29 10:10:33,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:10:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:10:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:10:33,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:10:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:10:33,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:10:33,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:10:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:10:33,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:10:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 10:10:33,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:10:33,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-29 10:10:33,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:10:33,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:10:33,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:10:33,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:10:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:10:33,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:10:33,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:10:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:10:33,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-29 10:10:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:10:33,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:10:33,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 10:10:33,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:33,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:10:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:33,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:10:33,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:33,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,692 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:10:33,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 10:10:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:10:33,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:10:33,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:33,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:10:33,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:33,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:10:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:33,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:10:33,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:33,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:10:33,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:33,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 10:10:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 10:10:33,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:10:33,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:33,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:10:33,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:33,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-29 10:10:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:10:33,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:10:33,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:33,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:10:33,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:33,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-29 10:10:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:10:33,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:10:33,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:10:33,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:10:33,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:10:33,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:10:33,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:10:33,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:10:33,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:10:33,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:10:33,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:10:33,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:10:33,829 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-29 10:10:33,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [216526569] [2020-10-29 10:10:33,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:10:33,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 10:10:33,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500964672] [2020-10-29 10:10:33,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 10:10:33,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:10:33,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 10:10:33,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-10-29 10:10:33,832 INFO L87 Difference]: Start difference. First operand 847 states and 1301 transitions. Second operand 19 states. [2020-10-29 10:10:35,790 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:10:36,208 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 10:10:36,797 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 10:10:38,546 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:10:39,883 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:10:41,207 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:10:42,533 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:10:44,104 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:10:46,910 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:10:48,279 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:10:49,615 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:10:51,037 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-29 10:10:52,432 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:10:53,794 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-29 10:10:55,061 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:10:55,682 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:10:56,166 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:11:28,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:11:28,006 INFO L93 Difference]: Finished difference Result 1904 states and 3084 transitions. [2020-10-29 10:11:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-29 10:11:28,007 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 157 [2020-10-29 10:11:28,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:11:28,020 INFO L225 Difference]: With dead ends: 1904 [2020-10-29 10:11:28,020 INFO L226 Difference]: Without dead ends: 1136 [2020-10-29 10:11:28,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 19.1s TimeCoverageRelationStatistics Valid=472, Invalid=1978, Unknown=0, NotChecked=0, Total=2450 [2020-10-29 10:11:28,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1136 states. [2020-10-29 10:11:28,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1136 to 859. [2020-10-29 10:11:28,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2020-10-29 10:11:28,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1317 transitions. [2020-10-29 10:11:28,275 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1317 transitions. Word has length 157 [2020-10-29 10:11:28,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:11:28,275 INFO L481 AbstractCegarLoop]: Abstraction has 859 states and 1317 transitions. [2020-10-29 10:11:28,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 10:11:28,275 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1317 transitions. [2020-10-29 10:11:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-29 10:11:28,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:11:28,281 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:11:28,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 10:11:28,281 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]=== [2020-10-29 10:11:28,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:11:28,282 INFO L82 PathProgramCache]: Analyzing trace with hash 973764066, now seen corresponding path program 1 times [2020-10-29 10:11:28,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:11:28,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [263382778] [2020-10-29 10:11:28,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:11:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:28,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:28,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:28,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:28,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:28,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:29,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:30,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:33,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:33,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-29 10:11:33,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:11:33,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-29 10:11:33,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:33,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:33,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:11:33,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-10-29 10:11:33,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:11:33,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,773 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:11:34,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:11:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:34,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 10:11:34,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:11:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:11:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:11:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:11:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:11:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:34,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:34,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:11:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:34,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:11:34,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 10:11:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:34,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:34,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 10:11:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:11:34,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:34,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:34,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 10:11:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:34,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:34,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:34,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:11:34,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:34,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:11:34,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:34,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:34,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:34,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:34,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:34,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:35,072 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:11:35,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:11:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:35,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:35,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:11:35,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:11:35,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-29 10:11:35,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:35,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:35,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:11:35,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:11:35,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 10:11:35,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:35,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:11:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:35,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:35,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:11:35,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:35,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:11:35,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:35,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:35,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:11:35,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:35,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:11:35,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:35,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:11:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:35,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:35,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:11:35,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:11:35,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 10:11:35,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:35,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:11:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:11:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:11:35,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:35,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:11:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:35,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:35,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:11:35,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:35,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:11:35,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:35,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:35,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:11:35,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:35,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:11:35,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:35,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 10:11:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:35,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:35,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 10:11:35,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:11:35,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 381 [2020-10-29 10:11:35,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:35,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:35,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:11:35,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:11:35,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:11:35,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:35,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:11:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:35,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:35,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:11:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 10:11:35,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:11:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:11:36,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:11:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:11:36,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 10:11:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:36,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:11:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:36,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:36,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,503 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:11:36,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-29 10:11:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:11:36,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:36,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:11:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:36,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:11:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:36,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-29 10:11:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 10:11:36,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:36,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:11:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:36,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-29 10:11:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:11:36,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:11:36,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:36,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:11:36,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:36,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-29 10:11:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:11:36,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:11:36,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:11:36,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:11:36,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:11:36,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:11:36,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:11:36,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:11:36,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:11:36,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:11:36,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:11:36,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:11:36,599 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-29 10:11:36,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [263382778] [2020-10-29 10:11:36,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:11:36,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-29 10:11:36,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897402566] [2020-10-29 10:11:36,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-29 10:11:36,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:11:36,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-29 10:11:36,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2020-10-29 10:11:36,602 INFO L87 Difference]: Start difference. First operand 859 states and 1317 transitions. Second operand 20 states. [2020-10-29 10:11:38,485 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:11:38,962 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 10:11:39,625 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 10:11:41,458 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:11:42,898 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-29 10:11:44,408 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-29 10:11:45,902 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:11:47,325 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:11:48,800 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:11:50,276 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 434