/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=DEEPEST --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_spec2_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:55:40,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:55:40,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:55:40,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:55:40,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:55:40,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:55:40,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:55:40,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:55:40,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:55:40,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:55:40,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:55:40,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:55:40,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:55:40,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:55:40,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:55:40,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:55:40,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:55:40,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:55:40,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:55:40,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:55:40,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:55:40,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:55:40,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:55:40,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:55:40,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:55:40,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:55:40,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:55:40,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:55:40,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:55:41,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:55:41,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:55:41,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:55:41,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:55:41,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:55:41,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:55:41,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:55:41,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:55:41,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:55:41,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:55:41,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:55:41,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:55:41,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 20:55:41,070 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:55:41,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:55:41,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:55:41,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:55:41,075 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:55:41,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:55:41,076 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:55:41,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:55:41,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:55:41,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:55:41,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:55:41,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:55:41,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:55:41,078 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:55:41,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:55:41,078 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:55:41,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:55:41,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:55:41,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:55:41,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:55:41,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:55:41,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:55:41,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:55:41,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:55:41,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:55:41,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:55:41,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:55:41,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:55:41,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:55:41,081 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:55:41,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:55:41,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:55:41,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:55:41,515 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:55:41,516 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:55:41,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product21.cil.c [2020-10-27 20:55:41,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/294b9d0a1/b798706db03d41dfb0cef3ea7e483c32/FLAG7154a8ecf [2020-10-27 20:55:42,360 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:55:42,361 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product21.cil.c [2020-10-27 20:55:42,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/294b9d0a1/b798706db03d41dfb0cef3ea7e483c32/FLAG7154a8ecf [2020-10-27 20:55:42,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/294b9d0a1/b798706db03d41dfb0cef3ea7e483c32 [2020-10-27 20:55:42,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:55:42,543 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:55:42,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:55:42,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:55:42,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:55:42,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:55:42" (1/1) ... [2020-10-27 20:55:42,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@414f7d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:42, skipping insertion in model container [2020-10-27 20:55:42,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:55:42" (1/1) ... [2020-10-27 20:55:42,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:55:42,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:55:43,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:55:43,447 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:55:43,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:55:43,654 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:55:43,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43 WrapperNode [2020-10-27 20:55:43,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:55:43,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:55:43,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:55:43,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:55:43,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... [2020-10-27 20:55:43,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... [2020-10-27 20:55:43,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... [2020-10-27 20:55:43,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... [2020-10-27 20:55:43,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... [2020-10-27 20:55:43,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... [2020-10-27 20:55:43,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... [2020-10-27 20:55:43,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:55:43,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:55:43,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:55:43,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:55:43,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:55:43,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:55:43,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:55:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:55:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:55:43,954 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:55:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:55:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:55:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:55:43,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:55:43,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:55:43,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:55:43,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:55:43,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:55:43,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:55:43,957 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:55:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:55:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:55:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:55:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:55:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:55:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:55:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:55:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:55:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:55:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:55:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:55:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:55:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:55:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:55:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:55:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:55:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:55:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:55:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:55:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:55:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:55:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:55:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:55:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 20:55:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 20:55:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-27 20:55:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-27 20:55:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:55:43,964 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:55:43,964 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:55:43,964 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:55:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 20:55:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:55:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 20:55:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:55:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:55:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:55:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:55:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:55:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:55:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:55:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:55:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:55:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:55:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:55:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:55:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:55:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:55:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:55:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:55:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:55:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:55:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:55:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:55:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:55:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:55:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:55:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:55:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:55:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:55:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:55:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:55:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:55:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:55:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:55:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:55:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:55:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:55:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:55:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:55:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:55:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:55:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:55:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:55:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:55:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:55:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:55:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:55:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:55:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:55:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:55:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:55:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:55:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:55:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:55:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:55:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:55:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:55:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:55:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:55:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:55:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:55:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:55:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:55:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:55:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:55:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:55:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:55:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:55:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:55:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:55:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:55:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:55:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:55:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:55:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 20:55:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-27 20:55:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:55:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:55:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:55:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:55:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:55:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:55:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:55:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:55:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 20:55:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-27 20:55:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:55:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:55:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:55:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:55:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:55:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 20:55:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 20:55:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:55:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:55:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:55:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:55:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:55:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:55:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:55:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:55:46,573 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:55:46,574 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:55:46,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:55:46 BoogieIcfgContainer [2020-10-27 20:55:46,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:55:46,582 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:55:46,582 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:55:46,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:55:46,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:55:42" (1/3) ... [2020-10-27 20:55:46,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c0c19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:55:46, skipping insertion in model container [2020-10-27 20:55:46,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:55:43" (2/3) ... [2020-10-27 20:55:46,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c0c19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:55:46, skipping insertion in model container [2020-10-27 20:55:46,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:55:46" (3/3) ... [2020-10-27 20:55:46,592 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product21.cil.c [2020-10-27 20:55:46,605 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:55:46,611 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:55:46,624 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:55:46,683 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:55:46,684 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:55:46,684 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:55:46,684 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:55:46,684 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:55:46,684 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:55:46,684 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:55:46,684 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:55:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states. [2020-10-27 20:55:46,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-27 20:55:46,759 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:55:46,760 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:55:46,761 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:55:46,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:55:46,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1810876949, now seen corresponding path program 1 times [2020-10-27 20:55:46,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:55:46,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1691312021] [2020-10-27 20:55:46,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:55:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:47,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:47,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:48,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:50,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:51,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:52,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:52,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-27 20:55:52,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:55:52,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5083 [2020-10-27 20:55:52,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:52,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:55:52,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 20:55:52,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:55:52,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 20:55:53,872 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:55:53,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:55:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:53,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:53,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:53,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:53,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:53,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 20:55:53,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:53,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:53,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:53,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:53,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:54,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:55:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:54,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:54,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:55:54,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:54,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:55:54,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:54,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:54,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:55:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:54,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:54,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:55:54,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:54,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:55:54,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:54,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:54,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:54,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:55:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:54,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:54,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:54,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:54,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:55:54,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:54,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:54,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:54,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:54,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:54,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:55:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:54,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:54,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:55:54,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:54,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:55:54,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:54,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:54,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:54,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:54,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:54,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:55:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:54,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:54,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:55:54,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:55:54,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:55:54,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:54,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:55:54,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:55:54,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:55:54,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:55:54,400 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:55:54,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:55:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:54,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:54,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:57,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:57,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:57,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:57,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:58,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:59,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:55:59,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-27 20:55:59,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:55:59,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 20:55:59,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:55:59,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:55:59,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-27 20:55:59,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:55:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:55:59,647 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:55:59,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:55:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:55:59,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:59,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:59,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:59,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:55:59,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:00,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:56:00,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:56:00,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 788 [2020-10-27 20:56:00,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:56:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:56:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:56:00,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:00,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:56:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:00,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:00,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:56:00,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:56:00,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:56:00,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:00,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:56:00,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:56:00,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:56:00,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:00,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:56:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:00,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:00,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:56:00,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:00,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 20:56:00,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:00,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:56:00,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:56:00,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 20:56:00,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:00,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:56:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:00,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:00,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:56:00,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:00,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:56:00,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:00,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:56:00,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:00,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:56:00,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:00,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 20:56:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:00,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:00,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:05,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:05,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 20:56:05,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:56:05,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 20:56:05,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:05,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:56:05,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 20:56:05,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:56:05,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:05,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:56:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:05,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:05,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:05,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:05,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:05,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 20:56:10,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:56:10,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 20:56:10,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:56:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-27 20:56:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:56:10,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 20:56:10,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:56:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:56:10,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:10,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 20:56:10,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:10,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:10,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:10,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 20:56:10,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 20:56:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:10,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:10,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:56:10,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:10,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:10,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:56:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:56:10,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:10,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:56:10,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:10,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:10,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:10,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:56:10,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 20:56:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:56:10,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:10,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:56:10,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:10,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:10,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:10,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:10,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:56:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:56:10,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:10,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:56:10,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:10,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:10,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:10,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:10,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:56:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:56:10,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:10,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:56:10,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:56:10,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:10,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:56:10,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:10,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 20:56:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:10,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:10,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:56:10,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:10,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:56:10,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:10,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:56:10,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:10,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:56:10,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:10,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 20:56:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:10,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:11,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:11,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:56:11,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:11,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 20:56:11,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:56:11,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 20:56:11,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 20:56:11,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:11,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:56:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:56:11,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:56:11,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:56:11,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:56:11,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:56:11,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:56:11,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:56:11,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:56:11,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:56:11,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:56:11,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:56:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 20:56:11,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1691312021] [2020-10-27 20:56:11,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:56:11,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 20:56:11,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264131509] [2020-10-27 20:56:11,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 20:56:11,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:56:11,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 20:56:11,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-10-27 20:56:11,379 INFO L87 Difference]: Start difference. First operand 777 states. Second operand 18 states. [2020-10-27 20:56:13,890 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:56:14,731 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 20:56:16,088 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:56:17,284 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 20:56:18,719 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:56:21,716 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:56:22,668 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:56:26,352 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:56:27,256 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:56:27,464 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:56:29,292 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:56:30,421 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:56:31,855 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:56:33,022 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 20:56:34,298 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:56:35,528 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:56:38,967 WARN L193 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 417 DAG size of output: 411 [2020-10-27 20:56:40,179 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 20:56:41,174 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:56:41,666 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 117 [2020-10-27 20:56:41,939 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:56:42,107 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 20:56:45,028 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 20:56:48,993 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:56:50,424 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 20:56:51,598 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:56:52,762 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:56:53,062 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:56:54,031 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:57:02,826 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:57:05,518 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:57:07,923 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 417 DAG size of output: 413 [2020-10-27 20:57:08,568 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2020-10-27 20:57:08,798 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 20:57:09,839 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 20:57:12,391 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 20:57:16,447 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:58:12,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:58:12,562 INFO L93 Difference]: Finished difference Result 4477 states and 8383 transitions. [2020-10-27 20:58:12,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2020-10-27 20:58:12,565 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 125 [2020-10-27 20:58:12,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:58:12,654 INFO L225 Difference]: With dead ends: 4477 [2020-10-27 20:58:12,654 INFO L226 Difference]: Without dead ends: 3787 [2020-10-27 20:58:12,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2500 ImplicationChecksByTransitivity, 32.1s TimeCoverageRelationStatistics Valid=1212, Invalid=5760, Unknown=0, NotChecked=0, Total=6972 [2020-10-27 20:58:12,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3787 states. [2020-10-27 20:58:13,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3787 to 1968. [2020-10-27 20:58:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1968 states. [2020-10-27 20:58:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1968 states and 3154 transitions. [2020-10-27 20:58:13,537 INFO L78 Accepts]: Start accepts. Automaton has 1968 states and 3154 transitions. Word has length 125 [2020-10-27 20:58:13,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:58:13,538 INFO L481 AbstractCegarLoop]: Abstraction has 1968 states and 3154 transitions. [2020-10-27 20:58:13,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 20:58:13,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3154 transitions. [2020-10-27 20:58:13,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-27 20:58:13,547 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:58:13,548 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:58:13,548 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:58:13,549 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:58:13,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:58:13,549 INFO L82 PathProgramCache]: Analyzing trace with hash -556148691, now seen corresponding path program 1 times [2020-10-27 20:58:13,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:58:13,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [275850929] [2020-10-27 20:58:13,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:58:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:13,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:13,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:13,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:14,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:14,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:15,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:18,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:18,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-27 20:58:18,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:58:18,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-27 20:58:18,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:18,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:58:18,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-10-27 20:58:18,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:58:18,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:19,834 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:58:19,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:58:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:19,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:19,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:19,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:58:19,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:19,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 20:58:19,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:19,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:19,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:19,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:19,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:19,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:58:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:19,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:19,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:19,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:58:19,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:19,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:58:19,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:19,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:19,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:58:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:19,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:19,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:19,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:58:19,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:19,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:58:19,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:19,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:19,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:19,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:58:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:19,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:19,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:19,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:58:19,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:19,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:58:19,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:19,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:19,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:19,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:19,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:19,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:58:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:19,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:19,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:19,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:58:19,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:19,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:58:19,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:19,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:19,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:19,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:19,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:19,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:58:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:19,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:19,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:19,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:58:19,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:19,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:58:19,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:19,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:19,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:19,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:19,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:20,199 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:58:20,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:58:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:20,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:20,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:20,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:20,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:20,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:24,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:24,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:25,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-27 20:58:25,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:58:25,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 20:58:25,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:25,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:58:25,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-27 20:58:25,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:58:25,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:25,386 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:58:25,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:58:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:25,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:25,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 20:58:25,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:58:25,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 488 [2020-10-27 20:58:25,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:25,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:58:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:58:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:58:25,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 20:58:25,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:58:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:25,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:58:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:58:25,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:25,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:58:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:25,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:25,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:25,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 20:58:25,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:25,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 20:58:25,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:25,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:58:25,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:58:25,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 20:58:25,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:26,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:58:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:26,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:26,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:26,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:58:26,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:26,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:58:26,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:58:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:26,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:58:26,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:26,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:58:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:26,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:26,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:26,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:27,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:27,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 20:58:27,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:58:27,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1035 [2020-10-27 20:58:27,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:27,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:58:27,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 20:58:27,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:58:27,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:27,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:58:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:27,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:27,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:27,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 20:58:28,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:58:28,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 916 [2020-10-27 20:58:28,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:58:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-27 20:58:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:58:28,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:58:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:58:28,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:58:28,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:28,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 20:58:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:58:28,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:58:28,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:28,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:58:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:58:28,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:58:28,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 20:58:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:58:28,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:58:28,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:28,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:58:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:58:28,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:58:28,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:58:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:58:28,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:58:28,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 20:58:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:58:28,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:58:28,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:58:28,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:58:28,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:58:28,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 20:58:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:58:28,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:58:28,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:58:28,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:58:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:58:28,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:58:28,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:58:28,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:58:28,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:58:28,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:58:28,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:58:28,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:58:28,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:58:28,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:58:28,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:58:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 20:58:28,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [275850929] [2020-10-27 20:58:28,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:58:28,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 20:58:28,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026981879] [2020-10-27 20:58:28,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 20:58:28,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:58:28,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 20:58:28,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 20:58:28,270 INFO L87 Difference]: Start difference. First operand 1968 states and 3154 transitions. Second operand 13 states. [2020-10-27 20:58:30,262 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 20:58:30,720 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 20:58:31,917 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:58:33,087 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:58:34,381 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:58:36,639 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 20:58:39,521 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:58:39,972 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 20:58:41,670 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 20:58:42,889 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:58:47,060 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 127