/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_spec9_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:30:18,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:30:18,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:30:18,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:30:18,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:30:18,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:30:18,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:30:18,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:30:18,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:30:18,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:30:18,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:30:18,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:30:18,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:30:18,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:30:18,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:30:18,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:30:18,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:30:18,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:30:18,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:30:18,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:30:18,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:30:18,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:30:18,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:30:18,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:30:18,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:30:18,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:30:18,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:30:18,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:30:18,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:30:18,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:30:18,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:30:18,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:30:18,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:30:18,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:30:18,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:30:18,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:30:18,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:30:18,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:30:18,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:30:18,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:30:18,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:30:18,374 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 10:30:18,422 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:30:18,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:30:18,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:30:18,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:30:18,427 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:30:18,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:30:18,427 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:30:18,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:30:18,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:30:18,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:30:18,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:30:18,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:30:18,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:30:18,429 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:30:18,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:30:18,430 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:30:18,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:30:18,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:30:18,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:30:18,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:30:18,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:30:18,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:30:18,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:30:18,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:30:18,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:30:18,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:30:18,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:30:18,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:30:18,432 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:30:18,432 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:30:18,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:30:18,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:30:18,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:30:18,879 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:30:18,881 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:30:18,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product28.cil.c [2020-10-29 10:30:18,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfdbdeb86/fcb876dbd6494de78e85594873ec56b2/FLAG5ee9cb6e5 [2020-10-29 10:30:19,775 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:30:19,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product28.cil.c [2020-10-29 10:30:19,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfdbdeb86/fcb876dbd6494de78e85594873ec56b2/FLAG5ee9cb6e5 [2020-10-29 10:30:19,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfdbdeb86/fcb876dbd6494de78e85594873ec56b2 [2020-10-29 10:30:19,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:30:19,912 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:30:19,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:30:19,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:30:19,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:30:19,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:30:19" (1/1) ... [2020-10-29 10:30:19,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d59efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:19, skipping insertion in model container [2020-10-29 10:30:19,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:30:19" (1/1) ... [2020-10-29 10:30:19,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:30:20,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:30:20,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:30:20,905 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:30:21,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:30:21,135 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:30:21,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21 WrapperNode [2020-10-29 10:30:21,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:30:21,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:30:21,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:30:21,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:30:21,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (1/1) ... [2020-10-29 10:30:21,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (1/1) ... [2020-10-29 10:30:21,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (1/1) ... [2020-10-29 10:30:21,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (1/1) ... [2020-10-29 10:30:21,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (1/1) ... [2020-10-29 10:30:21,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (1/1) ... [2020-10-29 10:30:21,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (1/1) ... [2020-10-29 10:30:21,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:30:21,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:30:21,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:30:21,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:30:21,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (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 10:30:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:30:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:30:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:30:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:30:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:30:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:30:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:30:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:30:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:30:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:30:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:30:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:30:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:30:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:30:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:30:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:30:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:30:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:30:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:30:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:30:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:30:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:30:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:30:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:30:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:30:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-29 10:30:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:30:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:30:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:30:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:30:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:30:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:30:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:30:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:30:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:30:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:30:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:30:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:30:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:30:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:30:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:30:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:30:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:30:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:30:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-29 10:30:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:30:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-29 10:30:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:30:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:30:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-29 10:30:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-29 10:30:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:30:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:30:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:30:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:30:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:30:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:30:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-29 10:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-29 10:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-29 10:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-29 10:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:30:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:30:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:30:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:30:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:30:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:30:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:30:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:30:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:30:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:30:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:30:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:30:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:30:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:30:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:30:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:30:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:30:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:30:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:30:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:30:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:30:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:30:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:30:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:30:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:30:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:30:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:30:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:30:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:30:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:30:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:30:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:30:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:30:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:30:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:30:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:30:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:30:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:30:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:30:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:30:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:30:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:30:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:30:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:30:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-29 10:30:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-29 10:30:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:30:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:30:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-29 10:30:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:30:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-29 10:30:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:30:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:30:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:30:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:30:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:30:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:30:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:30:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:30:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:30:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:30:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:30:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-29 10:30:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-29 10:30:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-29 10:30:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:30:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:30:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:30:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:30:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:30:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:30:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:30:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:30:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:30:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:30:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:30:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:30:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:30:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:30:23,934 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:30:23,934 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:30:23,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:30:23 BoogieIcfgContainer [2020-10-29 10:30:23,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:30:23,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:30:23,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:30:23,943 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:30:23,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:30:19" (1/3) ... [2020-10-29 10:30:23,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8ffee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:30:23, skipping insertion in model container [2020-10-29 10:30:23,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:30:21" (2/3) ... [2020-10-29 10:30:23,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8ffee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:30:23, skipping insertion in model container [2020-10-29 10:30:23,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:30:23" (3/3) ... [2020-10-29 10:30:23,948 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product28.cil.c [2020-10-29 10:30:23,961 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:30:23,967 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:30:23,982 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:30:24,029 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:30:24,029 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:30:24,029 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:30:24,029 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:30:24,030 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:30:24,030 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:30:24,030 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:30:24,030 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:30:24,081 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states. [2020-10-29 10:30:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-29 10:30:24,111 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:30:24,112 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:30:24,112 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 10:30:24,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:30:24,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1903177087, now seen corresponding path program 1 times [2020-10-29 10:30:24,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:30:24,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1722488317] [2020-10-29 10:30:24,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:30:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:24,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:25,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:25,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:25,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:25,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:28,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:29,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:29,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 10:30:29,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:30:29,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-29 10:30:29,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:29,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:29,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 10:30:29,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:30:29,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 10:30:29,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:30:30,820 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:30:30,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:30:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:30,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:31,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:31,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:31,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 183 [2020-10-29 10:30:31,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:31,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:31,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:30:31,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:31,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:30:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:31,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:31,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:30:31,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:31,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:30:31,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:31,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:31,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:31,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:31,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:30:31,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:31,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:30:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:31,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:31,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:30:31,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:31,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:30:31,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:31,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:31,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:31,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:31,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:30:31,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:31,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:30:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:31,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:31,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:31,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:31,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:30:31,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:31,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:31,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:31,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:31,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:30:31,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:31,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:30:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:31,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:31,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:30:31,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:31,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:30:31,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:31,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:31,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:31,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:31,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:30:31,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:31,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:30:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:31,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:31,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:31,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:31,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:30:31,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:31,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:30:31,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:31,447 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:30:31,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:30:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:31,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:31,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:32,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:34,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:34,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:36,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:36,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-29 10:30:36,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:30:36,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 10:30:36,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:36,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:36,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:30:36,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:30:36,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 10:30:36,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:36,683 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:30:36,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:30:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:36,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:36,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:36,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:36,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:36,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:37,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:30:37,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:30:37,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 721 [2020-10-29 10:30:37,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:37,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:30:37,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:37,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:37,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:37,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:37,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:30:37,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:30:37,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:37,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:37,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:30:37,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:30:37,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:30:37,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:37,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:30:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:37,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:37,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:30:37,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:30:37,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 10:30:37,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:37,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:37,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:30:37,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:30:37,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:30:37,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:37,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:30:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:37,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:37,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:37,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:37,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:30:37,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:37,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:37,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:37,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:37,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:30:37,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:37,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:30:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:37,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:37,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:38,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 10:30:38,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:30:38,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 378 [2020-10-29 10:30:38,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:38,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:38,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 10:30:38,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:30:38,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 10:30:38,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:30:38,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:38,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:38,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 10:30:38,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:30:38,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-29 10:30:38,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:38,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:38,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:30:38,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:30:38,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-29 10:30:38,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:38,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:38,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:38,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:38,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:38,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:30:38,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:38,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:38,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:38,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:30:38,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:38,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:30:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:38,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:38,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:30:38,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:30:38,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 10:30:38,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:38,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:38,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:38,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:38,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:30:38,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:38,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:38,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:38,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:38,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:38,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:38,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:38,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:38,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:38,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:38,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:38,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:38,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:30:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:38,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:38,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:38,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:38,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:38,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:38,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:38,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:38,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:38,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:38,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:38,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:30:38,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1722488317] [2020-10-29 10:30:38,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:30:38,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 10:30:38,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618029323] [2020-10-29 10:30:38,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 10:30:38,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:30:38,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 10:30:38,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-29 10:30:38,485 INFO L87 Difference]: Start difference. First operand 797 states. Second operand 15 states. [2020-10-29 10:30:41,561 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:30:42,197 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:30:43,523 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:30:44,794 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:30:46,302 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:30:48,076 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:30:51,091 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:30:53,009 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:30:56,941 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:31:15,732 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:31:17,007 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:31:17,509 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:31:30,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:31:30,393 INFO L93 Difference]: Finished difference Result 2568 states and 4514 transitions. [2020-10-29 10:31:30,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-29 10:31:30,396 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 88 [2020-10-29 10:31:30,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:31:30,457 INFO L225 Difference]: With dead ends: 2568 [2020-10-29 10:31:30,458 INFO L226 Difference]: Without dead ends: 1918 [2020-10-29 10:31:30,473 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=375, Invalid=1107, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 10:31:30,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2020-10-29 10:31:31,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1138. [2020-10-29 10:31:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2020-10-29 10:31:31,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1827 transitions. [2020-10-29 10:31:31,025 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1827 transitions. Word has length 88 [2020-10-29 10:31:31,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:31:31,025 INFO L481 AbstractCegarLoop]: Abstraction has 1138 states and 1827 transitions. [2020-10-29 10:31:31,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 10:31:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1827 transitions. [2020-10-29 10:31:31,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-29 10:31:31,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:31:31,037 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:31:31,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:31:31,038 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 10:31:31,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:31:31,039 INFO L82 PathProgramCache]: Analyzing trace with hash -807889340, now seen corresponding path program 1 times [2020-10-29 10:31:31,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:31:31,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [110168506] [2020-10-29 10:31:31,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:31:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:31,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:31,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:31,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:31,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:35,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:35,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:36,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:36,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-29 10:31:36,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:31:36,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5348 [2020-10-29 10:31:36,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:36,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:31:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:31:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 140 [2020-10-29 10:31:36,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:37,728 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:31:37,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:31:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:37,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:37,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:37,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:37,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-29 10:31:37,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:37,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:31:37,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:37,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:31:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:37,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:37,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:31:37,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:37,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:37,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:37,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:37,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:37,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:37,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:31:37,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:37,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:31:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:37,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:37,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:31:37,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:37,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:37,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:37,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:37,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:37,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:31:37,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:37,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:31:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:37,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:37,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:37,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:37,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:31:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:37,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:37,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:31:37,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:37,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:37,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:37,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:37,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:37,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:37,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:31:37,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:37,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:31:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:37,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:37,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:37,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:37,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:31:37,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:37,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:37,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:37,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:37,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:37,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:38,197 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:31:38,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:31:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:38,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:38,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:38,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:38,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:42,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:42,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:43,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-29 10:31:43,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:31:43,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 10:31:43,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:43,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:43,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:31:43,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-29 10:31:43,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:31:43,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:43,397 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:31:43,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:31:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:43,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:43,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:31:43,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:31:43,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 457 [2020-10-29 10:31:43,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:43,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:43,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:31:43,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:31:43,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:31:43,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:43,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:43,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:43,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:31:43,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:31:43,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:31:43,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:43,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:43,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:31:43,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:43,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:31:43,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:43,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:31:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:43,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:43,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:44,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:44,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:31:44,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:31:44,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 10:31:44,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:44,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:44,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:31:44,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:31:44,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:31:44,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:44,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:31:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:44,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:44,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:44,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:31:44,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:44,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:31:44,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:44,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:44,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:44,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:44,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:31:44,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:44,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:31:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:44,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:44,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:44,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:44,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:49,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:49,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-29 10:31:49,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:31:49,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 10:31:49,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:49,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:31:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 10:31:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:31:49,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:49,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:49,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:49,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:50,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:52,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:52,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-29 10:31:52,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:31:52,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3088 [2020-10-29 10:31:52,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:52,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:31:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-29 10:31:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 10:31:52,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:52,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:52,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:52,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:52,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:52,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:52,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:31:52,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:52,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:52,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:31:52,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:52,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:31:52,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:52,599 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:31:52,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:31:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:52,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:52,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:52,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 692 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:31:53,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 10:31:53,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 10:31:53,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:31:53,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 10:31:53,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:31:53,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:31:53,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:31:53,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:31:53,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:31:53,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:31:53,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:31:53,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:31:53,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:31:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:53,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:31:53,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:31:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:53,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:31:53,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:31:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:31:53,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 10:31:53,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:53,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:31:53,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:31:53,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:31:53,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:53,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:31:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:31:53,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:31:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:53,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:31:53,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:31:53,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:31:53,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 10:31:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:31:53,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:31:53,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:31:53,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:31:53,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:31:53,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:31:53,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 10:31:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:31:53,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:31:53,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:31:53,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:31:53,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:31:53,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:53,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:53,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:53,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:31:53,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:31:53,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:53,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:31:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:53,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:53,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:53,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:31:53,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:53,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:31:53,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:53,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:53,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:31:53,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:53,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:53,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:54,128 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 10:31:54,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [110168506] [2020-10-29 10:31:54,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:31:54,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-29 10:31:54,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902037671] [2020-10-29 10:31:54,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-29 10:31:54,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:31:54,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-29 10:31:54,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2020-10-29 10:31:54,132 INFO L87 Difference]: Start difference. First operand 1138 states and 1827 transitions. Second operand 27 states. [2020-10-29 10:31:58,006 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:31:58,698 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:32:00,272 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:32:01,737 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:32:03,185 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:32:04,729 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:32:07,527 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:32:09,122 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:32:10,545 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:32:12,472 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:32:14,041 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:32:14,402 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:32:20,611 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:32:22,925 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:32:25,572 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 430 DAG size of output: 425 [2020-10-29 10:32:26,246 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:32:28,190 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:32:29,680 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:32:35,551 WARN L193 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 432 DAG size of output: 427 [2020-10-29 10:32:38,773 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:32:40,153 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:32:40,894 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 10:32:43,128 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:32:44,697 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 434 [2020-10-29 10:32:46,497 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:32:47,950 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:32:49,320 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:32:49,801 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:32:50,147 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-29 10:32:50,470 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:32:52,968 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:32:54,329 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:32:55,904 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:33:01,114 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 10:33:02,159 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 10:33:02,399 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:33:03,017 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:33:04,535 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:33:05,550 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:33:09,055 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:33:10,334 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:33:10,634 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:33:12,508 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:33:16,583 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:33:28,861 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:33:37,290 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:33:39,660 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:33:40,203 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:33:50,271 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:33:51,609 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:33:52,235 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:33:54,707 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:34:00,763 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 172