/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:35:37,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:35:37,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:35:37,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:35:37,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:35:37,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:35:37,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:35:37,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:35:37,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:35:37,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:35:37,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:35:37,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:35:37,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:35:37,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:35:37,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:35:37,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:35:37,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:35:37,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:35:37,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:35:37,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:35:37,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:35:37,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:35:37,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:35:37,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:35:37,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:35:37,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:35:37,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:35:37,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:35:37,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:35:37,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:35:37,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:35:37,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:35:37,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:35:37,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:35:37,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:35:37,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:35:37,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:35:37,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:35:37,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:35:37,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:35:37,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:35:37,519 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 [2020-10-28 15:35:37,573 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:35:37,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:35:37,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:35:37,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:35:37,580 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:35:37,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:35:37,580 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:35:37,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:35:37,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:35:37,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:35:37,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:35:37,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:35:37,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:35:37,583 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:35:37,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:35:37,584 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:35:37,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:35:37,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:35:37,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:35:37,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:35:37,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:35:37,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:35:37,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:35:37,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:35:37,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:35:37,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:35:37,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:35:37,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:35:37,587 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:35:37,587 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:35:38,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:35:38,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:35:38,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:35:38,052 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:35:38,053 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:35:38,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product03.cil.c [2020-10-28 15:35:38,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e847391e7/14a3066d75fe438e88984fab7cf8c1f5/FLAG2b20f28ed [2020-10-28 15:35:39,043 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:35:39,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product03.cil.c [2020-10-28 15:35:39,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e847391e7/14a3066d75fe438e88984fab7cf8c1f5/FLAG2b20f28ed [2020-10-28 15:35:39,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e847391e7/14a3066d75fe438e88984fab7cf8c1f5 [2020-10-28 15:35:39,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:35:39,199 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:35:39,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:35:39,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:35:39,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:35:39,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:35:39" (1/1) ... [2020-10-28 15:35:39,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a0221af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:39, skipping insertion in model container [2020-10-28 15:35:39,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:35:39" (1/1) ... [2020-10-28 15:35:39,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:35:39,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:35:39,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:35:39,914 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:35:40,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:35:40,275 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:35:40,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40 WrapperNode [2020-10-28 15:35:40,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:35:40,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:35:40,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:35:40,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:35:40,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (1/1) ... [2020-10-28 15:35:40,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (1/1) ... [2020-10-28 15:35:40,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (1/1) ... [2020-10-28 15:35:40,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (1/1) ... [2020-10-28 15:35:40,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (1/1) ... [2020-10-28 15:35:40,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (1/1) ... [2020-10-28 15:35:40,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (1/1) ... [2020-10-28 15:35:40,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:35:40,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:35:40,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:35:40,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:35:40,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (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 [2020-10-28 15:35:40,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:35:40,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:35:40,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:35:40,566 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:35:40,566 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:35:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:35:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:35:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:35:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:35:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:35:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:35:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:35:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:35:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:35:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:35:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:35:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:35:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:35:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:35:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:35:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:35:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:35:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:35:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:35:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:35:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:35:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:35:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:35:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:35:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:35:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:35:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:35:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:35:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:35:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:35:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:35:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:35:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:35:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:35:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:35:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:35:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:35:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:35:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:35:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:35:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:35:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:35:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:35:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:35:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:35:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:35:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:35:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:35:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:35:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:35:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:35:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:35:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:35:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__base [2020-10-28 15:35:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:35:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:35:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:35:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-28 15:35:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:35:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:35:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:35:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:35:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:35:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:35:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-28 15:35:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-28 15:35:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 15:35:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 15:35:40,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-28 15:35:40,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-28 15:35:40,590 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:35:40,590 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:35:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:35:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:35:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:35:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:35:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:35:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:35:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:35:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:35:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:35:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:35:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:35:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:35:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:35:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:35:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:35:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:35:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:35:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:35:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:35:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:35:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:35:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:35:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:35:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:35:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:35:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:35:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:35:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:35:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:35:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:35:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:35:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:35:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:35:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:35:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:35:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:35:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:35:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:35:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:35:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:35:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:35:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:35:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:35:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:35:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 15:35:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-28 15:35:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:35:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:35:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:35:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:35:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:35:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:35:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:35:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:35:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:35:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:35:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__base [2020-10-28 15:35:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:35:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:35:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__base [2020-10-28 15:35:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:35:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:35:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:35:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-28 15:35:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:35:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:35:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:35:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:35:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:35:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:35:43,076 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:35:43,077 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:35:43,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:35:43 BoogieIcfgContainer [2020-10-28 15:35:43,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:35:43,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:35:43,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:35:43,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:35:43,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:35:39" (1/3) ... [2020-10-28 15:35:43,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f3fee62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:35:43, skipping insertion in model container [2020-10-28 15:35:43,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:35:40" (2/3) ... [2020-10-28 15:35:43,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f3fee62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:35:43, skipping insertion in model container [2020-10-28 15:35:43,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:35:43" (3/3) ... [2020-10-28 15:35:43,093 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product03.cil.c [2020-10-28 15:35:43,106 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:35:43,113 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:35:43,127 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:35:43,175 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:35:43,176 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:35:43,176 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:35:43,176 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:35:43,176 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:35:43,176 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:35:43,176 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:35:43,176 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:35:43,224 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states. [2020-10-28 15:35:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-28 15:35:43,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:35:43,255 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] [2020-10-28 15:35:43,256 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]=== [2020-10-28 15:35:43,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:35:43,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1612113429, now seen corresponding path program 1 times [2020-10-28 15:35:43,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:35:43,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [374015168] [2020-10-28 15:35:43,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:35:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:43,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:44,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:44,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:45,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:46,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:48,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:48,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:48,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:48,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-28 15:35:48,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:35:48,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-28 15:35:48,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:48,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:35:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:35:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-28 15:35:48,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:35:50,052 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:35:50,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:50,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:50,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:50,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:50,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 192 [2020-10-28 15:35:50,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:50,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:50,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:50,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:50,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:35:50,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:50,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:35:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:50,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:50,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:50,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:50,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:35:50,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:50,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:50,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:50,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:50,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:35:50,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:50,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:35:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:50,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:50,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:50,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:50,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:50,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:50,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:50,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:50,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:35:50,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 15:35:50,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:35:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:50,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:50,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:50,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:50,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:35:50,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:50,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:50,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:35:50,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:35:50,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:35:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:50,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:50,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:50,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:50,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:35:50,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:50,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:35:50,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:50,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:35:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:50,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:50,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:50,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:50,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:35:50,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:50,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:50,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:50,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:50,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:35:50,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:50,716 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:35:50,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:35:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:50,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:55,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:55,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:55,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-28 15:35:55,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:35:55,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 15:35:55,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:55,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:35:55,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:35:55,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:35:55,934 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:35:55,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:55,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:55,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:55,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:55,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:56,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:56,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:35:56,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:35:56,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 589 [2020-10-28 15:35:56,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:56,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:56,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:56,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:35:56,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:35:56,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:35:56,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:56,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:56,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:56,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:56,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:56,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:56,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:35:56,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:56,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:56,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:56,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:56,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:56,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:56,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:56,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:56,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:56,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:35:56,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:56,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 15:35:56,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:56,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:56,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:56,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:35:56,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:35:56,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:56,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:35:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:56,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:56,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:56,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:56,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:56,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:35:56,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:56,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:56,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:56,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:56,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:35:56,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:56,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:35:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:56,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:56,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:56,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:57,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:00,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:01,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:01,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 15:36:01,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:36:01,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:36:01,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:01,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:01,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-28 15:36:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:01,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:01,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:01,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:01,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:01,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:02,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:36:05,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:36:05,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4098 [2020-10-28 15:36:05,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:05,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:36:05,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:36:05,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:05,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:36:05,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:05,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:05,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:36:05,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:05,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:05,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:36:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:05,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:05,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:05,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:36:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:36:05,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:36:05,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:05,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:36:05,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:36:05,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:05,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:36:05,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:05,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:05,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:36:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:05,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:36:05,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:05,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:36:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:36:05,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:36:05,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:05,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:36:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:05,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:05,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:05,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:36:05,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:05,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:36:05,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:05,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:05,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:05,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:05,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:05,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:06,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:06,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:06,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:06,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:06,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:06,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:06,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:06,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:06,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:06,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:06,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:06,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:36:06,204 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:36:06,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [374015168] [2020-10-28 15:36:06,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:36:06,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:36:06,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386535442] [2020-10-28 15:36:06,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:36:06,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:36:06,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:36:06,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:36:06,236 INFO L87 Difference]: Start difference. First operand 753 states. Second operand 11 states. [2020-10-28 15:36:07,884 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-28 15:36:08,412 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:36:09,811 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-28 15:36:11,721 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:36:16,589 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:36:18,173 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:36:34,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:36:34,132 INFO L93 Difference]: Finished difference Result 1672 states and 3002 transitions. [2020-10-28 15:36:34,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 15:36:34,138 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 134 [2020-10-28 15:36:34,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:36:34,176 INFO L225 Difference]: With dead ends: 1672 [2020-10-28 15:36:34,177 INFO L226 Difference]: Without dead ends: 1114 [2020-10-28 15:36:34,189 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2020-10-28 15:36:34,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2020-10-28 15:36:34,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 590. [2020-10-28 15:36:34,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-28 15:36:34,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 942 transitions. [2020-10-28 15:36:34,605 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 942 transitions. Word has length 134 [2020-10-28 15:36:34,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:36:34,606 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 942 transitions. [2020-10-28 15:36:34,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:36:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 942 transitions. [2020-10-28 15:36:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-28 15:36:34,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:36:34,621 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] [2020-10-28 15:36:34,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:36:34,622 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]=== [2020-10-28 15:36:34,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:36:34,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1361598275, now seen corresponding path program 1 times [2020-10-28 15:36:34,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:36:34,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1521457407] [2020-10-28 15:36:34,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:36:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:34,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:34,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:34,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:35,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:36,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:36,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:37,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:38,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:39,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:39,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-28 15:36:39,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:36:39,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 15:36:39,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:39,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:39,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:36:39,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:36:39,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-28 15:36:39,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:41,008 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:36:41,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:36:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:41,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:41,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:41,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:41,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-28 15:36:41,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:41,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:41,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:36:41,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:41,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:36:41,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:41,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:36:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:41,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:41,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:36:41,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:41,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:41,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:41,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:41,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:36:41,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:41,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:36:41,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:41,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:36:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:41,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:41,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:36:41,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:41,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:36:41,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:41,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:41,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:36:41,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:41,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:36:41,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:41,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:36:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:41,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:36:41,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:41,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:36:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:41,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:41,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:36:41,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:41,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:41,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:41,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:36:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:36:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:41,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:36:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:41,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:41,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:41,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:41,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:36:41,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:41,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:41,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:36:41,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:41,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:36:41,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:41,489 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:36:41,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:36:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:41,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:41,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:42,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:46,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:46,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-28 15:36:46,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:36:46,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 15:36:46,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:46,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:46,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:36:46,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:36:46,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:36:46,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:46,663 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:36:46,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:36:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:46,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:46,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:46,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:46,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:46,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:46,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:36:46,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:36:46,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 319 [2020-10-28 15:36:46,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:46,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:46,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:36:46,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:36:46,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:36:46,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:47,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:47,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:47,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:47,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:47,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:36:47,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:36:47,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:36:47,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:47,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:47,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:47,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:47,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:47,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:47,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:36:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:47,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:47,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:47,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:36:47,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:47,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 15:36:47,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:47,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:36:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:36:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:36:47,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:47,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:36:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:47,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:47,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:47,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:36:47,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:47,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:36:47,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:47,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:47,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:36:47,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:47,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:36:47,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:47,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:36:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:47,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:47,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:47,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:47,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:51,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:51,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:36:51,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:36:51,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4236 [2020-10-28 15:36:51,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:51,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:51,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:51,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:36:51,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:51,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:51,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:51,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:51,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:51,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:51,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2533 [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:36:53,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:36:53,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:36:53,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:53,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:36:53,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:36:53,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:36:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:53,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:36:53,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:36:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:36:53,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:36:53,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:36:53,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:53,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:36:53,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:36:53,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:36:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:53,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:36:53,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:53,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:36:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:53,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:53,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:53,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:36:53,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:53,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:36:53,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:53,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:53,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:53,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:53,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:53,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:54,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:36:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:54,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:54,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:54,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:36:54,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:54,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:36:54,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:54,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:54,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:54,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:54,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:54,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:54,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:36:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:36:54,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:36:54,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:36:54,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:36:54,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:36:54,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:36:54,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:36:54,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:36:54,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:36:54,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:36:54,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:36:54,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:36:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:36:54,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1521457407] [2020-10-28 15:36:54,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:36:54,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 15:36:54,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937745157] [2020-10-28 15:36:54,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 15:36:54,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:36:54,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 15:36:54,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-28 15:36:54,129 INFO L87 Difference]: Start difference. First operand 590 states and 942 transitions. Second operand 12 states. [2020-10-28 15:36:55,747 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-28 15:36:56,213 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:36:57,705 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-28 15:36:59,538 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:37:04,664 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:37:06,469 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:37:23,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:37:23,394 INFO L93 Difference]: Finished difference Result 1621 states and 2893 transitions. [2020-10-28 15:37:23,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 15:37:23,396 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-28 15:37:23,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:37:23,408 INFO L225 Difference]: With dead ends: 1621 [2020-10-28 15:37:23,409 INFO L226 Difference]: Without dead ends: 1114 [2020-10-28 15:37:23,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=234, Invalid=578, Unknown=0, NotChecked=0, Total=812 [2020-10-28 15:37:23,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2020-10-28 15:37:23,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 590. [2020-10-28 15:37:23,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-28 15:37:23,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 937 transitions. [2020-10-28 15:37:23,627 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 937 transitions. Word has length 137 [2020-10-28 15:37:23,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:37:23,628 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 937 transitions. [2020-10-28 15:37:23,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 15:37:23,628 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 937 transitions. [2020-10-28 15:37:23,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-28 15:37:23,632 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:37:23,633 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] [2020-10-28 15:37:23,633 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:37:23,633 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]=== [2020-10-28 15:37:23,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:37:23,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1956024019, now seen corresponding path program 1 times [2020-10-28 15:37:23,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:37:23,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [88224894] [2020-10-28 15:37:23,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:37:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:23,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:23,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:23,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:23,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:24,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:25,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:26,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:28,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:28,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-28 15:37:28,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:29,943 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:37:29,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:37:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:29,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:30,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:37:30,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:30,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-28 15:37:30,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:30,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:30,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:37:30,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:30,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:37:30,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:30,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:37:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:30,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:30,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:37:30,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:30,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:37:30,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:30,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:30,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:37:30,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:30,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:37:30,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:30,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:37:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:30,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:30,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:37:30,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:30,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:37:30,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:30,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:30,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:37:30,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:30,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:37:30,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:30,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:37:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:30,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:30,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:37:30,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:30,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:37:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:30,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:30,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:37:30,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:30,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:37:30,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:30,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:30,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:37:30,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:30,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:37:30,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:30,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:37:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:30,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:30,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:37:30,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:30,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:37:30,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:30,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:30,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:37:30,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:30,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:37:30,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:30,395 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:37:30,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:37:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:30,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:30,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:34,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:35,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:35,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 15:37:35,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:37:35,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:37:35,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:35,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:35,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:37:35,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:37:35,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:37:35,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:35,575 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:37:35,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:37:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:35,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:35,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:35,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:35,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:35,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:35,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:37:35,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:37:35,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 409 [2020-10-28 15:37:35,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:35,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:35,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:37:35,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:37:36,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:37:36,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:36,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:36,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:36,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:36,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:36,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:37:36,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:37:36,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:37:36,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:36,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:36,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:36,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:36,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:36,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:36,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:37:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:36,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:36,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:36,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:37:36,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:36,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 15:37:36,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:36,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:36,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:37:36,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:37:36,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:37:36,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:36,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:37:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:36,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:36,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:36,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:37:36,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:36,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:37:36,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:36,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:36,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:37:36,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:36,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:37:36,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:36,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:37:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:36,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:36,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:36,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:36,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:39,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:39,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:37:39,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:37:39,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3643 [2020-10-28 15:37:39,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:39,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:39,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:39,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:37:39,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:39,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:39,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:39,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:39,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:39,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:40,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:37:42,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:37:42,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2440 [2020-10-28 15:37:42,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:37:42,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:37:42,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:37:42,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:37:42,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:37:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:37:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:37:42,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:37:42,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:37:42,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:37:42,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:37:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:37:42,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:37:42,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:37:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:37:42,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:37:42,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:37:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:37:42,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:37:42,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:37:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:37:42,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:37:42,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:37:42,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:37:42,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:37:42,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:37:42,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:37:42,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:37:42,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:37:42,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:37:42,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:37:42,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:37:42,447 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:37:42,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [88224894] [2020-10-28 15:37:42,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:37:42,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:37:42,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345454295] [2020-10-28 15:37:42,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:37:42,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:37:42,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:37:42,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:37:42,449 INFO L87 Difference]: Start difference. First operand 590 states and 937 transitions. Second operand 11 states. [2020-10-28 15:37:44,000 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-28 15:37:44,454 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:37:45,907 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-28 15:37:47,621 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:37:52,394 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:37:53,957 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:38:09,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:38:09,217 INFO L93 Difference]: Finished difference Result 1621 states and 2888 transitions. [2020-10-28 15:38:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 15:38:09,218 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-10-28 15:38:09,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:38:09,231 INFO L225 Difference]: With dead ends: 1621 [2020-10-28 15:38:09,231 INFO L226 Difference]: Without dead ends: 1114 [2020-10-28 15:38:09,235 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2020-10-28 15:38:09,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2020-10-28 15:38:09,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 590. [2020-10-28 15:38:09,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-28 15:38:09,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 932 transitions. [2020-10-28 15:38:09,492 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 932 transitions. Word has length 138 [2020-10-28 15:38:09,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:38:09,493 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 932 transitions. [2020-10-28 15:38:09,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:38:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 932 transitions. [2020-10-28 15:38:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 15:38:09,497 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:38:09,497 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] [2020-10-28 15:38:09,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:38:09,497 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]=== [2020-10-28 15:38:09,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:38:09,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1562655266, now seen corresponding path program 1 times [2020-10-28 15:38:09,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:38:09,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1842391307] [2020-10-28 15:38:09,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:38:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:09,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:09,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:09,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:09,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:10,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:10,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:11,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:12,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:13,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:14,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-28 15:38:14,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:15,715 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:38:15,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:38:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:15,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:15,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:38:15,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:15,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:38:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:15,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:15,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:15,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:38:15,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:15,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:38:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:15,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:15,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:15,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:38:15,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:15,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:15,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:15,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:38:15,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:15,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:38:15,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:15,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:38:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:15,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:38:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:15,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:38:15,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:15,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:38:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:15,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:15,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:15,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:38:15,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:15,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:15,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:15,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:15,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:38:15,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:15,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:38:15,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:15,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:38:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:15,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:15,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:15,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:38:15,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:16,163 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:38:16,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:38:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:16,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:16,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:16,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:16,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:16,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:16,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:20,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:38:21,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:21,329 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:38:21,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:38:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:21,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:21,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:38:21,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:38:21,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 263 [2020-10-28 15:38:21,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:21,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:21,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:38:21,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:38:21,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:38:21,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:21,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:21,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:21,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:21,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:38:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:21,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:21,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:38:21,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:21,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:38:21,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:21,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:21,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:38:21,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:38:21,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:38:21,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:21,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:38:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:21,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:21,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:38:21,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:21,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:38:21,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:21,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:21,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:38:21,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:21,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:38:21,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:21,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 15:38:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:21,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:21,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3320 [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:38:25,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:25,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:25,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:25,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:25,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:25,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:25,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2315 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:38:27,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:38:27,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:38:27,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:27,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:38:27,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:38:27,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:38:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:38:27,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:38:27,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:38:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:38:27,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:38:27,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:38:27,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:27,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:38:27,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:38:27,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:38:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:38:27,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:38:27,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:38:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:38:27,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:38:27,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:38:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:38:27,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:38:27,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:38:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:38:27,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:38:27,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:38:27,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:38:27,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:38:27,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:38:27,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:38:27,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:38:27,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:38:27,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:38:27,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:38:27,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:38:27,586 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:38:27,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1842391307] [2020-10-28 15:38:27,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:38:27,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:38:27,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261675951] [2020-10-28 15:38:27,588 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:38:27,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:38:27,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:38:27,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:38:27,589 INFO L87 Difference]: Start difference. First operand 590 states and 932 transitions. Second operand 11 states. [2020-10-28 15:38:29,949 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-28 15:38:30,375 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:38:31,747 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-28 15:38:33,538 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:38:38,559 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:38:40,332 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:39:03,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:39:03,312 INFO L93 Difference]: Finished difference Result 1621 states and 2883 transitions. [2020-10-28 15:39:03,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 15:39:03,313 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-28 15:39:03,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:39:03,323 INFO L225 Difference]: With dead ends: 1621 [2020-10-28 15:39:03,324 INFO L226 Difference]: Without dead ends: 1114 [2020-10-28 15:39:03,328 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2020-10-28 15:39:03,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2020-10-28 15:39:03,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 590. [2020-10-28 15:39:03,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-28 15:39:03,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 927 transitions. [2020-10-28 15:39:03,553 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 927 transitions. Word has length 139 [2020-10-28 15:39:03,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:39:03,554 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 927 transitions. [2020-10-28 15:39:03,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:39:03,554 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 927 transitions. [2020-10-28 15:39:03,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 15:39:03,559 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:39:03,559 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] [2020-10-28 15:39:03,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:39:03,560 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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]=== [2020-10-28 15:39:03,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:39:03,560 INFO L82 PathProgramCache]: Analyzing trace with hash 202668573, now seen corresponding path program 1 times [2020-10-28 15:39:03,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:39:03,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1600600783] [2020-10-28 15:39:03,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:39:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:03,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:03,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:03,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:03,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:03,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:06,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:07,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:08,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:08,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 15:39:08,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:39:08,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 15:39:08,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:08,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:08,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:39:08,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:39:08,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-28 15:39:08,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:09,819 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-28 15:39:09,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:39:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:09,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:09,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:39:09,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:09,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:39:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:09,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:09,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:39:09,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:09,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:39:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:09,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:09,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:09,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:09,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:09,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:09,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:39:09,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:09,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:39:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:09,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:09,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:09,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:09,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:09,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:09,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:09,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:09,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:09,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:09,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:09,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:39:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:09,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:39:09,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:09,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:39:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:09,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:09,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:09,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:09,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:09,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:09,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:09,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:09,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:39:09,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:09,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:09,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:10,238 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-28 15:39:10,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:39:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:10,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:10,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:10,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:10,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:12,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:13,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:13,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:15,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-28 15:39:15,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:39:15,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 15:39:15,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:15,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:15,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:39:15,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 15:39:15,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:39:15,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:15,411 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:39:15,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:39:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:15,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 378 [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:39:15,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:39:15,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:15,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:15,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:15,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:15,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:15,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:39:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:15,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:39:15,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:15,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:39:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:15,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:15,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:15,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:15,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:15,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:15,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:15,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:39:15,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:39:15,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:39:15,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:15,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 15:39:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:15,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:15,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:16,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:19,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3318 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:19,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:19,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:19,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:19,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:19,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:19,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 15:39:21,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:39:21,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2216 [2020-10-28 15:39:21,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:39:21,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:39:21,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:21,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:39:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:39:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:39:21,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:39:21,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:39:21,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 15:39:21,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:39:21,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:39:21,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:39:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:21,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:39:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:39:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:39:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:21,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:21,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:21,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:21,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 15:39:21,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1600600783] [2020-10-28 15:39:21,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:39:21,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 15:39:21,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449602837] [2020-10-28 15:39:21,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 15:39:21,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:39:21,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 15:39:21,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-28 15:39:21,674 INFO L87 Difference]: Start difference. First operand 590 states and 927 transitions. Second operand 12 states.