/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:17:54,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:17:54,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:17:54,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:17:54,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:17:54,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:17:54,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:17:54,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:17:54,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:17:54,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:17:54,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:17:54,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:17:54,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:17:54,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:17:54,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:17:54,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:17:54,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:17:54,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:17:54,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:17:54,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:17:54,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:17:54,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:17:54,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:17:54,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:17:54,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:17:54,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:17:54,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:17:54,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:17:54,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:17:54,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:17:54,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:17:54,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:17:54,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:17:54,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:17:54,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:17:54,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:17:54,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:17:54,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:17:54,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:17:54,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:17:54,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:17:54,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:17:54,649 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:17:54,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:17:54,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:17:54,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:17:54,655 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:17:54,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:17:54,656 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:17:54,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:17:54,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:17:54,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:17:54,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:17:54,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:17:54,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:17:54,658 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:17:54,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:17:54,659 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:17:54,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:17:54,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:17:54,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:17:54,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:17:54,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:17:54,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:17:54,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:17:54,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:17:54,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:17:54,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:17:54,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:17:54,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:17:54,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:17:54,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:17:55,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:17:55,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:17:55,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:17:55,112 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:17:55,113 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:17:55,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product23.cil.c [2020-10-27 02:17:55,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a0c139c2f/82e6e9a4a85e4d47a271caa6289f7d00/FLAG10cbc1102 [2020-10-27 02:17:55,937 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:17:55,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product23.cil.c [2020-10-27 02:17:55,977 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a0c139c2f/82e6e9a4a85e4d47a271caa6289f7d00/FLAG10cbc1102 [2020-10-27 02:17:56,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a0c139c2f/82e6e9a4a85e4d47a271caa6289f7d00 [2020-10-27 02:17:56,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:17:56,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:17:56,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:17:56,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:17:56,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:17:56,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:17:56" (1/1) ... [2020-10-27 02:17:56,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50082dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:56, skipping insertion in model container [2020-10-27 02:17:56,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:17:56" (1/1) ... [2020-10-27 02:17:56,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:17:56,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:17:56,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:17:56,919 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:17:57,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:17:57,239 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:17:57,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57 WrapperNode [2020-10-27 02:17:57,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:17:57,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:17:57,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:17:57,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:17:57,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... [2020-10-27 02:17:57,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... [2020-10-27 02:17:57,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... [2020-10-27 02:17:57,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... [2020-10-27 02:17:57,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... [2020-10-27 02:17:57,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... [2020-10-27 02:17:57,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... [2020-10-27 02:17:57,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:17:57,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:17:57,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:17:57,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:17:57,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:17:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:17:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:17:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:17:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:17:57,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:17:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:17:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:17:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:17:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:17:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:17:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:17:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:17:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:17:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:17:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:17:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:17:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:17:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:17:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:17:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:17:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:17:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:17:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:17:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:17:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:17:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:17:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:17:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:17:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:17:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:17:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:17:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:17:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:17:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:17:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:17:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:17:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:17:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:17:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:17:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:17:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:17:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:17:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:17:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:17:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:17:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:17:57,578 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:17:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:17:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:17:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:17:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:17:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:17:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:17:57,579 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:17:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:17:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:17:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:17:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:17:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:17:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 02:17:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:17:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:17:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:17:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:17:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 02:17:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:17:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:17:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:17:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:17:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:17:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:17:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:17:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:17:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:17:57,583 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:17:57,583 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:17:57,583 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:17:57,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:17:57,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:17:57,583 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:17:57,583 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:17:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:17:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:17:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:17:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:17:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:17:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:17:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:17:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:17:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:17:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:17:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:17:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:17:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:17:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:17:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:17:57,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:17:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:17:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:17:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:17:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:17:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:17:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:17:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:17:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:17:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:17:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:17:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:17:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:17:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:17:57,590 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:17:57,591 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:17:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:17:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:17:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:17:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:17:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:17:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:17:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:17:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 02:17:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:17:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:17:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:17:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:17:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:17:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:17:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:17:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:18:00,216 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:18:00,216 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:18:00,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:18:00 BoogieIcfgContainer [2020-10-27 02:18:00,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:18:00,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:18:00,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:18:00,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:18:00,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:17:56" (1/3) ... [2020-10-27 02:18:00,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8acd64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:18:00, skipping insertion in model container [2020-10-27 02:18:00,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:17:57" (2/3) ... [2020-10-27 02:18:00,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8acd64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:18:00, skipping insertion in model container [2020-10-27 02:18:00,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:18:00" (3/3) ... [2020-10-27 02:18:00,235 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product23.cil.c [2020-10-27 02:18:00,250 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:18:00,257 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:18:00,271 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:18:00,320 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:18:00,320 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:18:00,320 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:18:00,320 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:18:00,320 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:18:00,320 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:18:00,321 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:18:00,321 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:18:00,375 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states. [2020-10-27 02:18:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 02:18:00,423 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:18:00,424 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:18:00,425 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:18:00,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:18:00,434 INFO L82 PathProgramCache]: Analyzing trace with hash 198999161, now seen corresponding path program 1 times [2020-10-27 02:18:00,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:18:00,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1275014354] [2020-10-27 02:18:00,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:18:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:01,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:01,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:01,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:02,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:03,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:05,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:05,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:06,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:06,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-27 02:18:06,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:18:06,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-27 02:18:06,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:06,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:18:06,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:18:06,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-27 02:18:06,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:18:07,362 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:18:07,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:18:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:07,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:07,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:07,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:18:07,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:07,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-27 02:18:07,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:07,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:07,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:07,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:18:07,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:07,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:18:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:07,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:07,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:07,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:18:07,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:07,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:18:07,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:07,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:07,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:07,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:18:07,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:07,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:18:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:07,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:07,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:07,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:18:07,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:07,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:18:07,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:07,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:07,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:07,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:18:07,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:07,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:18:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:07,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:07,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:07,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:18:07,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:07,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:18:07,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:07,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:07,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:07,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:18:07,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:07,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:18:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:07,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:07,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:07,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:18:07,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:07,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:18:07,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:18:07,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:07,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:18:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:07,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:07,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:07,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:18:07,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:07,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:18:07,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:07,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:07,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:07,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:18:07,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:08,023 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:18:08,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:18:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:08,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:08,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:08,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:08,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:08,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:11,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:11,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:11,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:13,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 02:18:13,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:18:13,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 02:18:13,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:13,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:18:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:18:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:18:13,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:13,252 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:18:13,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:18:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:13,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:13,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:18:13,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:18:13,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 597 [2020-10-27 02:18:13,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:13,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:18:13,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:18:13,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:18:13,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 15 [2020-10-27 02:18:13,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:13,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:13,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:18:13,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:13,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:18:13,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:13,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:18:13,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:18:13,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:18:13,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:13,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:18:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:13,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:13,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:13,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:18:13,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:18:13,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 02:18:13,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:13,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:18:13,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:18:13,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:18:13,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:18:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:18:14,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:18:14,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:14,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:18:14,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:18:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 02:18:14,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:18:14,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-27 02:18:14,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:14,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-27 02:18:14,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:18:14,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:18:14,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:18:14,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 02:18:14,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:14,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-27 02:18:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:18:14,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:18:14,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:18:14,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:18:14,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:18:14,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:18:14,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:18:14,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:18:14,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:18:14,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:18:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:18:14,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:18:14,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:18:14,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:18:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:18:14,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:18:14,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:18:14,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:18:14,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:18:14,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:18:14,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:18:14,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:18:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:18:14,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:18:14,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:18:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:18:14,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:18:14,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:18:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 02:18:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:18:14,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:18:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:18:14,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:18:14,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:18:14,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:18:14,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:18:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:18:14,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:18:14,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:18:14,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:18:14,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:18:14,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:18:14,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:18:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:18:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:18:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:18:14,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:18:14,728 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 02:18:14,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1275014354] [2020-10-27 02:18:14,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:18:14,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 02:18:14,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832884003] [2020-10-27 02:18:14,739 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:18:14,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:18:14,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:18:14,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:18:14,758 INFO L87 Difference]: Start difference. First operand 805 states. Second operand 14 states. [2020-10-27 02:18:17,842 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:18:18,430 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:18:19,783 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:18:21,100 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:18:22,587 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:18:25,316 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:18:32,736 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:18:33,018 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:18:34,703 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:18:35,342 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:18:35,578 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-27 02:18:37,643 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:18:41,206 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:19:28,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:19:28,100 INFO L93 Difference]: Finished difference Result 2810 states and 5068 transitions. [2020-10-27 02:19:28,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 02:19:28,102 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 134 [2020-10-27 02:19:28,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:19:28,162 INFO L225 Difference]: With dead ends: 2810 [2020-10-27 02:19:28,162 INFO L226 Difference]: Without dead ends: 2130 [2020-10-27 02:19:28,179 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=456, Invalid=1614, Unknown=0, NotChecked=0, Total=2070 [2020-10-27 02:19:28,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2130 states. [2020-10-27 02:19:28,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2130 to 1169. [2020-10-27 02:19:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1169 states. [2020-10-27 02:19:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1866 transitions. [2020-10-27 02:19:28,782 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1866 transitions. Word has length 134 [2020-10-27 02:19:28,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:19:28,782 INFO L481 AbstractCegarLoop]: Abstraction has 1169 states and 1866 transitions. [2020-10-27 02:19:28,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:19:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1866 transitions. [2020-10-27 02:19:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 02:19:28,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:19:28,791 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:19:28,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:19:28,791 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:19:28,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:19:28,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1150625465, now seen corresponding path program 1 times [2020-10-27 02:19:28,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:19:28,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [404210369] [2020-10-27 02:19:28,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:19:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:28,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:28,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:29,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:29,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:30,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:30,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:32,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:33,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:33,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 02:19:33,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:19:33,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5072 [2020-10-27 02:19:33,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:19:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:19:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-27 02:19:33,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:35,177 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:19:35,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:19:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:35,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:35,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:35,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:35,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-27 02:19:35,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:35,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:35,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:35,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:19:35,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:35,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:19:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:35,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:35,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:19:35,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:35,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:35,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:35,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:35,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:19:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:35,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:35,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:19:35,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:35,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:35,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:35,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:35,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:35,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:35,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:19:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:35,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:35,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:35,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:35,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:35,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:35,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:19:35,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:35,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:19:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:35,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:35,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:19:35,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:35,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:35,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:35,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:19:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:35,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:35,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:35,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:35,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:35,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:35,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:19:35,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:35,623 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:19:35,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:19:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:35,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:35,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:36,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:36,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:40,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:40,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-27 02:19:40,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:19:40,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 02:19:40,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:19:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:19:40,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:40,786 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:19:40,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:19:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:40,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:40,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:40,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:40,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:19:41,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:19:41,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 458 [2020-10-27 02:19:41,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:41,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:19:41,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:19:41,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:19:41,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:41,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:41,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:19:41,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:19:41,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:19:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:19:41,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:19:41,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:19:41,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:41,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:19:41,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:19:41,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:19:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:19:41,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:19:41,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:41,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:19:41,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:19:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 02:19:41,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 02:19:41,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 02:19:41,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:19:41,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:19:41,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:19:41,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:19:41,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:19:41,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:41,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:19:41,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:41,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:19:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:41,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:41,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:19:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:19:41,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:19:41,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:19:41,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:41,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:19:41,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:41,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:19:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:41,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:19:41,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:19:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:19:41,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:19:41,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:19:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:19:41,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:41,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:41,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:41,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:41,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:41,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:41,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:41,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:41,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:41,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:41,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:41,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:41,800 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 02:19:41,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [404210369] [2020-10-27 02:19:41,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:19:41,801 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 02:19:41,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964061857] [2020-10-27 02:19:41,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:19:41,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:19:41,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:19:41,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:19:41,804 INFO L87 Difference]: Start difference. First operand 1169 states and 1866 transitions. Second operand 13 states. [2020-10-27 02:19:43,667 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:19:44,124 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:19:45,488 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:19:46,673 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:19:47,997 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:19:49,883 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:19:56,033 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:19:57,156 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:20:14,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:20:14,288 INFO L93 Difference]: Finished difference Result 3218 states and 5656 transitions. [2020-10-27 02:20:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 02:20:14,290 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 138 [2020-10-27 02:20:14,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:20:14,309 INFO L225 Difference]: With dead ends: 3218 [2020-10-27 02:20:14,309 INFO L226 Difference]: Without dead ends: 2081 [2020-10-27 02:20:14,318 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=264, Invalid=728, Unknown=0, NotChecked=0, Total=992 [2020-10-27 02:20:14,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2081 states. [2020-10-27 02:20:14,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2081 to 1169. [2020-10-27 02:20:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1169 states. [2020-10-27 02:20:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1860 transitions. [2020-10-27 02:20:14,740 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1860 transitions. Word has length 138 [2020-10-27 02:20:14,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:20:14,740 INFO L481 AbstractCegarLoop]: Abstraction has 1169 states and 1860 transitions. [2020-10-27 02:20:14,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:20:14,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1860 transitions. [2020-10-27 02:20:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 02:20:14,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:20:14,746 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:20:14,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:20:14,746 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:20:14,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:20:14,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1304641539, now seen corresponding path program 1 times [2020-10-27 02:20:14,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:20:14,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [421381816] [2020-10-27 02:20:14,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:20:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:14,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:14,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:14,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:15,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:16,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:17,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:18,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:18,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:19,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:19,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 02:20:19,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:20:19,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:20:19,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:19,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:20:19,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:20:19,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-27 02:20:19,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:21,104 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:20:21,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:20:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:21,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:21,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:21,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:21,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 02:20:21,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:21,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:21,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:21,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:20:21,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:21,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:20:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:21,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:20:21,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:21,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:20:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:21,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:21,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:20:21,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:21,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:21,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:21,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:21,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:21,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:20:21,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:21,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:20:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:21,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:21,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:21,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:21,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:21,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:21,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:21,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:21,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:20:21,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:21,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:20:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:21,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:21,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:20:21,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:21,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:21,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:20:21,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:21,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:20:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:21,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:21,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:21,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:21,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:20:21,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:21,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:21,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:21,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:20:21,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:21,614 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:20:21,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:20:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:21,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:21,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:22,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:22,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:26,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:26,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 02:20:26,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:20:26,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 02:20:26,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:26,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:20:26,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:20:26,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:20:26,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:26,795 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:20:26,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:20:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:26,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:26,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:26,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:26,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:20:27,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:20:27,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 624 [2020-10-27 02:20:27,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:20:27,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:20:27,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:20:27,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:20:27,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:20:27,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:20:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:20:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:20:27,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:20:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:20:27,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:20:27,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:20:27,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:20:27,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:20:27,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:20:27,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:20:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:20:27,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:20:27,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:20:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:20:27,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-27 02:20:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 02:20:27,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 02:20:27,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 02:20:27,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:20:27,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:20:27,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:20:27,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:20:27,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:20:27,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:27,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:20:27,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:27,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:20:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:27,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:20:27,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:20:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:20:27,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:20:27,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:20:27,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:27,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:20:27,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:27,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:20:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:27,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:20:27,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:20:27,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:20:27,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:20:27,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:20:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:20:27,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:20:27,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:20:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:27,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:27,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:20:27,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:20:27,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:20:27,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:20:27,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:20:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:20:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:20:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:20:27,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:20:27,956 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 02:20:27,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [421381816] [2020-10-27 02:20:27,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:20:27,957 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 02:20:27,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717283961] [2020-10-27 02:20:27,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:20:27,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:20:27,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:20:27,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:20:27,959 INFO L87 Difference]: Start difference. First operand 1169 states and 1860 transitions. Second operand 13 states. [2020-10-27 02:20:30,295 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:20:30,786 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:20:32,026 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:20:33,253 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:20:34,564 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:20:36,381 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:20:42,465 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:20:43,520 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:20:58,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:20:58,668 INFO L93 Difference]: Finished difference Result 3218 states and 5645 transitions. [2020-10-27 02:20:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 02:20:58,669 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 140 [2020-10-27 02:20:58,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:20:58,687 INFO L225 Difference]: With dead ends: 3218 [2020-10-27 02:20:58,687 INFO L226 Difference]: Without dead ends: 2081 [2020-10-27 02:20:58,695 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=264, Invalid=728, Unknown=0, NotChecked=0, Total=992 [2020-10-27 02:20:58,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2081 states. [2020-10-27 02:20:59,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2081 to 1169. [2020-10-27 02:20:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1169 states. [2020-10-27 02:20:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1854 transitions. [2020-10-27 02:20:59,105 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1854 transitions. Word has length 140 [2020-10-27 02:20:59,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:20:59,106 INFO L481 AbstractCegarLoop]: Abstraction has 1169 states and 1854 transitions. [2020-10-27 02:20:59,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:20:59,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1854 transitions. [2020-10-27 02:20:59,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 02:20:59,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:20:59,111 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:20:59,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:20:59,111 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:20:59,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:20:59,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1595800034, now seen corresponding path program 1 times [2020-10-27 02:20:59,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:20:59,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1965866013] [2020-10-27 02:20:59,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:20:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:20:59,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:59,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:59,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:20:59,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:00,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:01,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:03,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:04,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:04,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 02:21:04,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:21:04,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 02:21:04,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:04,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:21:04,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:21:04,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-27 02:21:04,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,343 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:21:05,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:21:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:05,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 02:21:05,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:05,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:05,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:21:05,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:21:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:05,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:05,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:05,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:05,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:05,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:21:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:05,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:05,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:05,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:05,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:05,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:21:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:05,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:05,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:05,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:05,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:05,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:21:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:05,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:05,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:05,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:05,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:21:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:05,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:05,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:05,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:05,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:05,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:05,777 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:21:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:21:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:05,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:05,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:06,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:06,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:06,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:10,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:10,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-27 02:21:10,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:21:10,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 02:21:10,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:10,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:21:10,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:10,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-27 02:21:10,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:11,033 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:21:11,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:21:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:11,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:11,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-27 02:21:11,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:21:11,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 483 [2020-10-27 02:21:11,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:11,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:11,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:11,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 02:21:11,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:11,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:11,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:11,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 02:21:11,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:11,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:21:11,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:11,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:11,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:21:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:11,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:11,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:21:11,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:11,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:21:11,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:11,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:11,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:21:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:11,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:11,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:11,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:11,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:11,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:11,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:11,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:11,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:11,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:11,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-27 02:21:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:11,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:11,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 02:21:14,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:21:14,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2891 [2020-10-27 02:21:14,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 02:21:14,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:14,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-27 02:21:14,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:21:16,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:21:16,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1710 [2020-10-27 02:21:16,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:21:16,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:16,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-27 02:21:16,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:21:16,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:21:16,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:16,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:21:16,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:16,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:16,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:21:16,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:16,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:16,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:16,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:21:16,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:16,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:21:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:21:16,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:16,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:16,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:21:16,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:16,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:16,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:16,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:21:16,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:16,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:16,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:21:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:21:16,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:21:16,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:21:16,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:16,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:21:16,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:21:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:21:16,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:16,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:16,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:16,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:16,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:21:16,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:16,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:16,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:16,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:16,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 02:21:16,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1965866013] [2020-10-27 02:21:16,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:21:16,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 02:21:16,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11406417] [2020-10-27 02:21:16,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 02:21:16,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:21:16,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 02:21:16,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-10-27 02:21:16,445 INFO L87 Difference]: Start difference. First operand 1169 states and 1854 transitions. Second operand 11 states. [2020-10-27 02:21:18,136 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:21:18,563 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:21:20,258 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:21:24,753 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 02:21:25,033 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:21:25,884 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:21:28,703 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:21:34,134 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:21:35,497 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:21:35,985 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:21:36,173 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:21:36,457 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 125