/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:24:01,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:24:01,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:24:01,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:24:01,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:24:01,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:24:01,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:24:01,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:24:01,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:24:01,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:24:01,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:24:01,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:24:01,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:24:01,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:24:01,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:24:01,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:24:01,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:24:01,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:24:01,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:24:01,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:24:01,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:24:01,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:24:01,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:24:01,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:24:01,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:24:01,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:24:01,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:24:01,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:24:01,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:24:01,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:24:01,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:24:01,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:24:01,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:24:01,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:24:01,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:24:01,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:24:01,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:24:01,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:24:01,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:24:01,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:24:01,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:24:01,488 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:24:01,514 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:24:01,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:24:01,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:24:01,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:24:01,517 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:24:01,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:24:01,517 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:24:01,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:24:01,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:24:01,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:24:01,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:24:01,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:24:01,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:24:01,519 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:24:01,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:24:01,520 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:24:01,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:24:01,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:24:01,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:24:01,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:24:01,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:24:01,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:24:01,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:24:01,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:24:01,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:24:01,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:24:01,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:24:01,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:24:01,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:24:01,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:24:01,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:24:01,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:24:01,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:24:01,979 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:24:01,980 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:24:01,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product22.cil.c [2020-10-27 02:24:02,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eefcf519c/c4e98dc0fd6644af95ee8f19617b2869/FLAG3f955b3d9 [2020-10-27 02:24:02,891 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:24:02,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product22.cil.c [2020-10-27 02:24:02,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eefcf519c/c4e98dc0fd6644af95ee8f19617b2869/FLAG3f955b3d9 [2020-10-27 02:24:03,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eefcf519c/c4e98dc0fd6644af95ee8f19617b2869 [2020-10-27 02:24:03,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:24:03,052 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:24:03,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:24:03,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:24:03,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:24:03,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:24:03" (1/1) ... [2020-10-27 02:24:03,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34df34df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:03, skipping insertion in model container [2020-10-27 02:24:03,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:24:03" (1/1) ... [2020-10-27 02:24:03,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:24:03,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:24:03,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:24:03,967 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:24:04,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:24:04,237 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:24:04,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04 WrapperNode [2020-10-27 02:24:04,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:24:04,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:24:04,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:24:04,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:24:04,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... [2020-10-27 02:24:04,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... [2020-10-27 02:24:04,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... [2020-10-27 02:24:04,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... [2020-10-27 02:24:04,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... [2020-10-27 02:24:04,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... [2020-10-27 02:24:04,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... [2020-10-27 02:24:04,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:24:04,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:24:04,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:24:04,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:24:04,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:24:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:24:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:24:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:24:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:24:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:24:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:24:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:24:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:24:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:24:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:24:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:24:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:24:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:24:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:24:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:24:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:24:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:24:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 02:24:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-27 02:24:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:24:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:24:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:24:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:24:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:24:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:24:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:24:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:24:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:24:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:24:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:24:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:24:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:24:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:24:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:24:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:24:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:24:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:24:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:24:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:24:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:24:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:24:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:24:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:24:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:24:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:24:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:24:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:24:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:24:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:24:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:24:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:24:04,531 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:24:04,531 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:24:04,531 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:24:04,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:24:04,531 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:24:04,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:24:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 02:24:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:24:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:24:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:24:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 02:24:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:24:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:24:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:24:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-27 02:24:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:24:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-27 02:24:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:24:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:24:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:24:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:24:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:24:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:24:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:24:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:24:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:24:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:24:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:24:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:24:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:24:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:24:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:24:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:24:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:24:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:24:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:24:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:24:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:24:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:24:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:24:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:24:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:24:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:24:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:24:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:24:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:24:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:24:04,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:24:04,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:24:04,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:24:04,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:24:04,538 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:24:04,538 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:24:04,538 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:24:04,539 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:24:04,539 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:24:04,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 02:24:04,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-27 02:24:04,539 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:24:04,539 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:24:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:24:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:24:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:24:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:24:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:24:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:24:04,540 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:24:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:24:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:24:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:24:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:24:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:24:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:24:04,541 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:24:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:24:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:24:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:24:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:24:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:24:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:24:04,542 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:24:04,543 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:24:04,543 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:24:04,543 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:24:04,543 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:24:04,543 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:24:04,543 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:24:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:24:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:24:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:24:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:24:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:24:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:24:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:24:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:24:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:24:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:24:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:24:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 02:24:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:24:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:24:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 02:24:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:24:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:24:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:24:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-27 02:24:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-27 02:24:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:24:04,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:24:04,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:24:04,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:24:07,396 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:24:07,396 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:24:07,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:24:07 BoogieIcfgContainer [2020-10-27 02:24:07,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:24:07,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:24:07,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:24:07,406 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:24:07,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:24:03" (1/3) ... [2020-10-27 02:24:07,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2796c30e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:24:07, skipping insertion in model container [2020-10-27 02:24:07,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:24:04" (2/3) ... [2020-10-27 02:24:07,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2796c30e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:24:07, skipping insertion in model container [2020-10-27 02:24:07,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:24:07" (3/3) ... [2020-10-27 02:24:07,409 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product22.cil.c [2020-10-27 02:24:07,422 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:24:07,429 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:24:07,444 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:24:07,492 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:24:07,492 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:24:07,492 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:24:07,493 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:24:07,493 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:24:07,493 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:24:07,493 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:24:07,493 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:24:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states. [2020-10-27 02:24:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 02:24:07,597 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:24:07,598 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:24:07,598 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:24:07,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:24:07,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1175688394, now seen corresponding path program 1 times [2020-10-27 02:24:07,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:24:07,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142901971] [2020-10-27 02:24:07,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:24:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:08,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:08,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:09,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:10,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:11,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:12,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:13,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:13,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-27 02:24:13,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:24:13,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5330 [2020-10-27 02:24:13,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:13,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 02:24:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:24:13,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-27 02:24:13,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:24:14,753 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:24:14,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:24:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:14,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:14,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:14,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:14,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:14,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-27 02:24:14,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:14,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:14,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:14,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:24:14,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:15,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:24:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:15,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:15,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:15,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:15,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:24:15,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:15,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:15,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:15,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:15,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:15,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:24:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:15,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:15,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:15,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:15,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:24:15,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:15,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:15,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:15,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:15,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:15,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:24:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:15,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:15,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:15,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:15,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:24:15,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:24:15,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:15,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:24:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:15,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:15,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:24:15,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:15,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:24:15,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:15,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:15,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:15,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:24:15,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:15,401 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:24:15,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:24:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:15,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:15,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:24:15,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:15,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-27 02:24:15,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:15,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:15,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:15,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:24:15,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:15,665 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:24:15,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:15,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:15,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:15,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:15,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:24:15,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:15,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:15,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:15,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:15,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:24:15,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:24:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:15,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:15,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:24:16,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:24:16,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 633 [2020-10-27 02:24:16,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:16,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:24:16,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:16,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:16,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:24:16,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:16,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:16,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 02:24:16,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:24:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:24:16,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:24:16,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:16,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:16,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:16,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:24:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:24:16,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:24:16,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:16,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:16,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:16,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:24:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:24:16,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:24:16,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:24:16,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:16,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:24:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:16,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:24:16,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:16,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:16,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:16,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:24:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:16,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:24:16,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:16,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:24:16,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:24:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:16,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:24:16,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:24:16,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:24:16,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:24:16,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:24:16,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 02:24:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:16,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:16,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:24:16,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:24:16,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:24:16,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:24:16,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:24:16,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:24:16,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:24:16,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:24:16,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:24:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 02:24:16,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142901971] [2020-10-27 02:24:16,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:24:16,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 02:24:16,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379455505] [2020-10-27 02:24:16,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 02:24:16,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:24:16,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 02:24:16,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 02:24:16,715 INFO L87 Difference]: Start difference. First operand 816 states. Second operand 9 states. [2020-10-27 02:24:18,874 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-27 02:24:19,353 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:24:20,672 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-27 02:24:21,663 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:24:23,107 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:24:24,784 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:24:28,857 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-27 02:24:57,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:24:57,874 INFO L93 Difference]: Finished difference Result 2376 states and 4165 transitions. [2020-10-27 02:24:57,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 02:24:57,879 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-27 02:24:57,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:24:57,922 INFO L225 Difference]: With dead ends: 2376 [2020-10-27 02:24:57,923 INFO L226 Difference]: Without dead ends: 1714 [2020-10-27 02:24:57,934 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:24:57,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1714 states. [2020-10-27 02:24:58,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1714 to 1200. [2020-10-27 02:24:58,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1200 states. [2020-10-27 02:24:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1942 transitions. [2020-10-27 02:24:58,486 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1942 transitions. Word has length 94 [2020-10-27 02:24:58,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:24:58,487 INFO L481 AbstractCegarLoop]: Abstraction has 1200 states and 1942 transitions. [2020-10-27 02:24:58,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 02:24:58,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1942 transitions. [2020-10-27 02:24:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 02:24:58,500 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:24:58,501 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:24:58,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:24:58,501 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:24:58,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:24:58,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1530180883, now seen corresponding path program 1 times [2020-10-27 02:24:58,503 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:24:58,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [631404821] [2020-10-27 02:24:58,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:24:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:24:58,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:58,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:59,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:24:59,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:01,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:02,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:03,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:03,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 02:25:03,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:25:03,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 02:25:03,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:03,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 02:25:03,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:25:03,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-27 02:25:03,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:04,907 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:25:04,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:25:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:04,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:05,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:05,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-27 02:25:05,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:05,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:25:05,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:25:05,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:25:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:05,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:25:05,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:05,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:25:05,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:25:05,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:05,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:25:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:05,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:25:05,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:05,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:25:05,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:05,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:25:05,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:05,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:25:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:05,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:05,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:05,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:25:05,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:05,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:25:05,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:05,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:25:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:05,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:25:05,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:05,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:25:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:25:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:05,393 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-27 02:25:05,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:25:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:05,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:25:05,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:05,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 02:25:05,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:05,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:25:05,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:25:05,611 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:25:05,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:25:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:05,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:05,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:05,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:25:05,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:25:05,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:25:05,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:05,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 02:25:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:05,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:05,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:05,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:25:05,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:25:05,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 322 [2020-10-27 02:25:05,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:25:05,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:25:06,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:25:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:06,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:25:06,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:06,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:25:06,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:06,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:25:06,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:06,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:25:06,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:25:06,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:25:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:06,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:25:06,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:06,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:25:06,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:06,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:25:06,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:06,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:25:06,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:06,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:25:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:06,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:25:06,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:06,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:25:06,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:06,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:25:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:25:06,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:06,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 02:25:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:06,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:25:06,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:06,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:25:06,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:06,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:06,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:06,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:25:06,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:06,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:25:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:06,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:06,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:06,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:25:06,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:06,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:25:06,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:06,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:25:06,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:06,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:25:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:06,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:06,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:06,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:25:06,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:06,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:25:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:25:06,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:06,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 02:25:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:06,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:06,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:06,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:25:06,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:06,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:25:06,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:06,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:25:06,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:06,402 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-27 02:25:06,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 02:25:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:06,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:06,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:07,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:07,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 02:25:11,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:25:11,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:25:11,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:25:11,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:25:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 02:25:11,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:25:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 02:25:11,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:11,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:25:11,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:25:11,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:11,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:25:11,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:25:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:11,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:11,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:25:11,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:11,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:11,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:25:11,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:25:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:25:11,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:11,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:25:11,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:11,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:11,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:25:11,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:25:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 02:25:11,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:11,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 02:25:11,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:25:11,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:25:11,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:25:11,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:25:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:25:11,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:11,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:25:11,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:25:11,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:25:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:25:11,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:11,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:25:11,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:11,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:25:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:25:11,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 02:25:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:25:11,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:25:11,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:25:11,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:25:11,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 02:25:11,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:25:11,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:11,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 02:25:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:25:11,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:25:11,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:25:11,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:25:11,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:25:11,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:25:11,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:25:11,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:25:11,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:25:11,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:25:11,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:25:12,007 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 02:25:12,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [631404821] [2020-10-27 02:25:12,007 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:25:12,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 02:25:12,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482038341] [2020-10-27 02:25:12,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 02:25:12,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:25:12,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 02:25:12,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 02:25:12,011 INFO L87 Difference]: Start difference. First operand 1200 states and 1942 transitions. Second operand 18 states. [2020-10-27 02:25:14,785 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:25:15,378 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:25:16,613 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:25:18,663 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-27 02:25:21,920 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 424 DAG size of output: 421 [2020-10-27 02:25:22,259 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-27 02:25:22,557 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-27 02:25:23,932 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-27 02:25:24,669 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-27 02:25:25,953 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:25:27,005 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:25:29,155 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-27 02:25:30,160 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:25:30,698 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:25:32,042 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-27 02:25:33,411 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:25:34,487 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:25:34,695 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:25:35,267 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:25:35,469 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:25:36,689 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:25:36,916 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:25:37,773 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-27 02:25:38,064 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-27 02:25:40,874 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 02:25:41,202 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-27 02:25:42,498 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-27 02:25:44,355 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 02:25:44,696 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-27 02:25:46,063 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 02:25:46,715 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-27 02:25:47,064 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 02:25:47,975 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:25:49,650 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:25:51,537 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:25:55,390 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-27 02:25:57,954 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-27 02:25:59,953 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-27 02:26:22,246 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-27 02:26:27,114 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:26:29,537 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-27 02:26:32,926 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 414 DAG size of output: 409 [2020-10-27 02:26:33,219 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 02:26:33,482 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 02:26:34,782 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:26:36,072 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 02:26:37,334 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:26:38,014 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-27 02:26:39,305 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:26:41,789 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 427 DAG size of output: 420 [2020-10-27 02:26:42,709 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:26:45,920 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-27 02:26:46,472 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 02:26:47,985 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:26:48,870 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:26:49,083 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:26:49,511 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 02:26:49,702 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-27 02:26:50,452 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-27 02:26:50,713 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-27 02:26:51,238 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:26:51,539 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-27 02:27:01,083 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 422 DAG size of output: 419 [2020-10-27 02:27:01,406 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-27 02:27:01,699 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 02:27:03,012 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 02:27:06,072 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 412 DAG size of output: 407 [2020-10-27 02:27:06,356 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-27 02:27:06,623 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 02:27:07,903 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:27:09,213 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-27 02:27:10,494 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:27:11,079 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-27 02:27:13,573 WARN L193 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 425 DAG size of output: 418 [2020-10-27 02:27:14,279 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:27:18,705 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-27 02:27:19,042 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 02:27:20,420 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 02:27:22,223 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:27:22,544 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-27 02:27:23,886 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 02:27:25,735 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 02:27:26,937 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 02:27:28,181 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 02:27:28,782 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:27:28,987 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-27 02:27:29,330 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:27:29,545 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:27:29,791 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:27:29,978 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 02:27:30,579 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 02:27:31,044 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:27:35,181 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:27:35,433 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:27:37,244 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:27:37,463 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 02:27:40,708 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-27 02:27:41,948 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:27:44,033 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-27 02:27:45,927 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:27:46,220 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-27 02:27:47,509 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:27:49,061 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:27:49,375 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-27 02:27:50,747 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:27:51,807 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:27:53,190 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:27:53,449 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 129