/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:23:58,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:23:58,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:23:58,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:23:58,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:23:58,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:23:58,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:23:58,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:23:58,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:23:58,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:23:58,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:23:58,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:23:58,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:23:58,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:23:58,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:23:58,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:23:58,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:23:59,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:23:59,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:23:59,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:23:59,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:23:59,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:23:59,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:23:59,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:23:59,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:23:59,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:23:59,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:23:59,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:23:59,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:23:59,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:23:59,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:23:59,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:23:59,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:23:59,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:23:59,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:23:59,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:23:59,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:23:59,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:23:59,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:23:59,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:23:59,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:23:59,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 10:23:59,068 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:23:59,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:23:59,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:23:59,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:23:59,071 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:23:59,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:23:59,072 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:23:59,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:23:59,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:23:59,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:23:59,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:23:59,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:23:59,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:23:59,074 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:23:59,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:23:59,074 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:23:59,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:23:59,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:23:59,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:23:59,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:23:59,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:23:59,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:23:59,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:23:59,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:23:59,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:23:59,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:23:59,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:23:59,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:23:59,078 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:23:59,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:23:59,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:23:59,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:23:59,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:23:59,590 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:23:59,590 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:23:59,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product17.cil.c [2020-10-29 10:23:59,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd3e14512/f2d7f9131fa446999d4c8dc7c54543a2/FLAG4bb134158 [2020-10-29 10:24:00,638 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:24:00,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product17.cil.c [2020-10-29 10:24:00,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd3e14512/f2d7f9131fa446999d4c8dc7c54543a2/FLAG4bb134158 [2020-10-29 10:24:00,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd3e14512/f2d7f9131fa446999d4c8dc7c54543a2 [2020-10-29 10:24:00,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:24:00,736 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:24:00,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:24:00,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:24:00,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:24:00,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:24:00" (1/1) ... [2020-10-29 10:24:00,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354223f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:00, skipping insertion in model container [2020-10-29 10:24:00,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:24:00" (1/1) ... [2020-10-29 10:24:00,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:24:00,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:24:01,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:24:01,545 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:24:01,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:24:01,744 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:24:01,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01 WrapperNode [2020-10-29 10:24:01,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:24:01,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:24:01,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:24:01,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:24:01,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... [2020-10-29 10:24:01,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... [2020-10-29 10:24:01,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... [2020-10-29 10:24:01,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... [2020-10-29 10:24:01,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... [2020-10-29 10:24:01,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... [2020-10-29 10:24:01,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... [2020-10-29 10:24:01,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:24:01,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:24:01,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:24:01,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:24:01,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:24:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:24:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:24:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:24:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:24:02,057 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:24:02,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:24:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:24:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:24:02,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:24:02,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:24:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:24:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:24:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:24:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:24:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:24:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:24:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:24:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:24:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:24:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:24:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:24:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:24:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:24:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:24:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:24:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:24:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:24:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:24:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:24:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:24:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:24:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:24:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:24:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:24:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:24:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:24:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:24:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:24:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:24:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:24:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:24:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:24:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:24:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:24:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:24:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:24:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:24:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:24:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:24:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:24:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:24:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:24:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:24:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:24:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:24:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:24:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:24:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:24:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:24:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:24:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:24:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:24:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:24:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:24:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:24:02,073 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:24:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:24:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:24:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:24:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:24:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:24:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:24:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:24:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:24:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:24:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:24:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:24:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:24:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:24:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:24:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:24:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:24:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:24:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:24:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:24:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:24:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:24:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:24:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:24:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:24:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:24:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:24:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:24:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:24:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:24:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:24:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:24:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:24:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:24:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:24:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:24:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:24:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:24:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:24:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:24:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:24:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:24:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:24:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:24:02,085 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:24:02,086 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:24:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:24:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:24:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:24:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:24:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:24:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:24:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:24:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:24:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:24:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:24:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:24:04,785 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:24:04,785 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:24:04,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:24:04 BoogieIcfgContainer [2020-10-29 10:24:04,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:24:04,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:24:04,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:24:04,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:24:04,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:24:00" (1/3) ... [2020-10-29 10:24:04,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fbf668a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:24:04, skipping insertion in model container [2020-10-29 10:24:04,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:24:01" (2/3) ... [2020-10-29 10:24:04,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fbf668a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:24:04, skipping insertion in model container [2020-10-29 10:24:04,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:24:04" (3/3) ... [2020-10-29 10:24:04,798 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product17.cil.c [2020-10-29 10:24:04,810 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:24:04,822 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:24:04,836 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:24:04,868 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:24:04,868 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:24:04,868 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:24:04,868 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:24:04,869 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:24:04,869 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:24:04,869 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:24:04,869 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:24:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states. [2020-10-29 10:24:04,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-29 10:24:04,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:24:04,953 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:24:04,953 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:24:04,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:24:04,960 INFO L82 PathProgramCache]: Analyzing trace with hash 552321574, now seen corresponding path program 1 times [2020-10-29 10:24:04,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:24:04,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1334858874] [2020-10-29 10:24:04,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:24:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:06,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:06,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:07,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:08,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:09,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:09,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:09,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:10,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:10,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-29 10:24:10,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:24:10,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5076 [2020-10-29 10:24:10,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:10,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:10,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:24:10,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-29 10:24:10,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 10:24:10,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:24:12,101 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-29 10:24:12,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:24:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:12,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:12,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:12,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-29 10:24:12,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:12,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:12,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:12,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:24:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:12,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:24:12,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:12,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:12,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:12,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:12,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:12,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:12,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:12,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:12,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:24:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:12,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:24:12,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:12,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:12,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:12,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:12,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:12,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:12,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:12,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:12,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:24:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:12,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:12,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:12,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:12,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:12,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:12,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:12,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:12,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:12,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:12,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:24:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:12,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:24:12,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:12,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:12,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:12,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:12,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:12,483 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:24:12,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:24:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:12,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:24:12,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:12,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 10:24:12,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:12,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:12,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:12,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:12,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:24:12,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:12,712 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:24:12,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:12,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:12,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:12,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:24:12,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:12,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:12,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:12,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:12,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:24:12,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:12,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 10:24:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:12,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:12,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:24:13,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:24:13,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 408 [2020-10-29 10:24:13,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:13,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:24:13,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:24:13,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:24:13,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:24:13,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:24:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:24:13,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:24:13,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:24:13,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:24:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:24:13,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:24:13,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:24:13,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 10:24:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:24:13,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:24:13,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:13,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:24:13,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:13,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:13,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:24:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:13,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:24:13,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:24:13,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 10:24:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:24:13,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:24:13,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 10:24:13,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:13,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:24:13,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:24:13,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:13,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:13,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 10:24:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:24:13,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:24:13,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:13,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 10:24:13,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:24:13,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 10:24:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:24:13,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:24:13,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:24:13,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 10:24:13,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:13,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:13,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:13,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:13,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:13,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:13,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:13,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:13,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:13,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:24:13,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:13,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 10:24:13,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1334858874] [2020-10-29 10:24:13,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:24:13,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 10:24:13,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248722675] [2020-10-29 10:24:13,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 10:24:13,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:24:13,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 10:24:13,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-29 10:24:13,636 INFO L87 Difference]: Start difference. First operand 766 states. Second operand 11 states. [2020-10-29 10:24:15,385 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:24:16,190 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:24:17,316 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:24:19,036 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:24:20,760 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:24:21,823 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:24:22,314 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:24:22,485 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-29 10:24:23,760 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-29 10:24:24,198 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:24:25,519 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:24:27,416 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:24:28,282 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:24:29,191 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:24:31,746 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:24:33,002 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:24:33,351 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:24:33,709 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:24:35,246 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:24:37,625 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:24:40,743 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:25:23,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:25:23,574 INFO L93 Difference]: Finished difference Result 3393 states and 6215 transitions. [2020-10-29 10:25:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-29 10:25:23,577 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 116 [2020-10-29 10:25:23,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:25:23,644 INFO L225 Difference]: With dead ends: 3393 [2020-10-29 10:25:23,644 INFO L226 Difference]: Without dead ends: 2735 [2020-10-29 10:25:23,659 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=505, Invalid=1565, Unknown=0, NotChecked=0, Total=2070 [2020-10-29 10:25:23,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2735 states. [2020-10-29 10:25:24,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2735 to 1721. [2020-10-29 10:25:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1721 states. [2020-10-29 10:25:24,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1721 states and 2799 transitions. [2020-10-29 10:25:24,402 INFO L78 Accepts]: Start accepts. Automaton has 1721 states and 2799 transitions. Word has length 116 [2020-10-29 10:25:24,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:25:24,402 INFO L481 AbstractCegarLoop]: Abstraction has 1721 states and 2799 transitions. [2020-10-29 10:25:24,403 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 10:25:24,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2799 transitions. [2020-10-29 10:25:24,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-29 10:25:24,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:25:24,416 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:25:24,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:25:24,417 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:25:24,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:25:24,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1680877020, now seen corresponding path program 1 times [2020-10-29 10:25:24,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:25:24,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1786295244] [2020-10-29 10:25:24,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:25:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:24,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:24,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:24,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:25,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:26,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:26,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:26,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:28,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:28,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:29,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:29,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-29 10:25:29,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 10:25:29,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5052 [2020-10-29 10:25:29,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:29,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 10:25:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-29 10:25:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-29 10:25:29,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:30,833 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-29 10:25:30,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:25:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:30,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:30,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:30,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:25:30,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:30,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-29 10:25:30,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:30,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:30,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:30,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:30,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:30,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:25:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:25:31,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:31,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:25:31,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:31,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:31,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:31,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:25:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:25:31,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:31,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:25:31,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:31,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:25:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:25:31,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:31,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:25:31,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:31,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:31,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:31,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:25:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:25:31,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:31,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:25:31,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:31,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:31,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:31,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,246 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:25:31,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:25:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:25:31,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:31,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 10:25:31,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:31,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:31,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:31,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:25:31,430 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:25:31,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:25:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:25:31,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:31,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:25:31,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:31,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 10:25:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:25:31,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:25:31,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-29 10:25:31,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:25:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:25:31,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:25:31,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:25:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:25:31,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:31,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:25:31,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:25:31,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:31,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:25:31,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:31,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:25:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:31,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:31,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:31,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:25:31,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:25:31,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-29 10:25:31,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:31,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:25:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:25:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:25:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:25:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:25:32,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:32,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:25:32,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:25:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:32,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:25:32,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 10:25:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:25:32,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:25:32,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 10:25:32,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:25:32,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:32,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 10:25:32,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:25:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:25:32,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:32,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:25:32,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:25:32,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:32,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:25:32,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:25:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:25:32,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:32,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:25:32,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:25:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:25:32,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 10:25:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:25:32,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:25:32,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 10:25:32,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:25:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:32,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:25:32,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:25:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:25:32,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:32,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:25:32,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:32,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:32,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:32,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 10:25:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:25:32,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:32,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 10:25:32,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:25:32,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:25:32,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 10:25:32,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 10:25:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:25:32,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:32,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:25:32,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:25:32,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:25:32,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:25:32,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 10:25:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:25:32,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:25:32,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:25:32,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:25:32,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 10:25:32,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 10:25:32,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 10:25:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:25:32,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:25:32,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:25:32,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:25:32,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:25:32,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:25:32,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:25:32,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:25:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:25:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:25:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:25:32,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:25:32,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 10:25:32,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1786295244] [2020-10-29 10:25:32,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:25:32,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-10-29 10:25:32,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234722149] [2020-10-29 10:25:32,637 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-29 10:25:32,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:25:32,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-29 10:25:32,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2020-10-29 10:25:32,638 INFO L87 Difference]: Start difference. First operand 1721 states and 2799 transitions. Second operand 23 states. [2020-10-29 10:25:35,570 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:25:36,195 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:25:37,309 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:25:38,660 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:25:39,863 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:25:41,048 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:25:42,309 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:25:43,506 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-29 10:25:45,494 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:25:46,650 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:25:46,931 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:25:47,186 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:25:49,452 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:25:50,560 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:25:51,240 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:25:52,891 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:25:54,290 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:25:54,467 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:25:55,263 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-29 10:25:56,577 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-29 10:25:57,251 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:25:58,066 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:25:59,358 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:26:00,579 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:26:00,894 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:26:01,164 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:26:01,411 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:26:02,544 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-29 10:26:02,812 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:26:03,055 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:26:03,591 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:26:04,759 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:26:05,098 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:26:06,336 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-29 10:26:06,931 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:26:07,832 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:26:10,084 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:26:11,470 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:26:14,129 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 406 DAG size of output: 403 [2020-10-29 10:26:15,520 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:26:17,965 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 406 DAG size of output: 403 [2020-10-29 10:26:19,335 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:26:20,992 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:26:21,764 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:26:22,023 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:26:24,424 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 406 DAG size of output: 403 [2020-10-29 10:26:27,153 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 406 DAG size of output: 403 [2020-10-29 10:26:28,251 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:26:29,468 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-29 10:26:30,968 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:26:31,326 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:26:32,233 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:26:32,802 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:26:33,516 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:26:34,768 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:26:35,245 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:26:35,644 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:26:36,787 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:26:38,346 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-29 10:26:38,705 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:26:40,500 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:26:41,042 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:26:43,532 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:26:44,704 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:26:45,003 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:26:45,273 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:26:45,550 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:26:45,818 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:26:46,944 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-29 10:26:47,225 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:26:47,475 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:26:48,793 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:26:50,253 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:26:52,846 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 10:26:55,183 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:26:56,349 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:26:57,604 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:26:58,812 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:27:00,052 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:27:01,284 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:27:02,599 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:27:03,782 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:27:05,033 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:27:06,329 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:27:10,280 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:27:10,882 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:27:13,308 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:27:14,636 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:27:17,170 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 403 DAG size of output: 400 [2020-10-29 10:27:17,754 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:27:18,028 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:27:20,329 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 404 DAG size of output: 401 [2020-10-29 10:27:22,855 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 404 DAG size of output: 401 [2020-10-29 10:27:24,087 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:27:25,467 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:27:25,795 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:27:26,857 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:27:32,820 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 10:27:33,177 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:27:33,654 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:27:35,292 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:27:38,681 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 403 DAG size of output: 400 [2020-10-29 10:27:44,083 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:27:44,427 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:27:44,858 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:27:48,597 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-29 10:27:49,737 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-29 10:27:50,878 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-29 10:27:52,039 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-29 10:27:53,186 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 402