/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:38:18,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:38:18,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:38:18,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:38:18,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:38:18,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:38:18,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:38:18,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:38:18,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:38:18,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:38:18,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:38:18,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:38:18,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:38:18,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:38:18,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:38:18,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:38:18,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:38:18,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:38:18,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:38:18,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:38:18,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:38:18,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:38:18,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:38:18,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:38:18,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:38:18,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:38:18,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:38:18,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:38:18,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:38:18,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:38:18,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:38:18,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:38:18,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:38:18,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:38:18,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:38:18,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:38:18,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:38:18,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:38:18,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:38:18,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:38:18,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:38:18,566 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 [2020-10-15 00:38:18,589 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:38:18,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:38:18,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:38:18,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:38:18,590 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:38:18,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:38:18,591 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:38:18,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:38:18,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:38:18,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:38:18,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:38:18,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:38:18,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:38:18,592 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:38:18,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:38:18,593 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:38:18,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:38:18,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:38:18,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:38:18,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:38:18,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:38:18,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:38:18,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:38:18,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:38:18,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:38:18,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:38:18,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:38:18,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:38:18,595 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:38:18,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:38:18,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:38:18,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:38:18,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:38:18,962 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:38:18,963 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:38:18,964 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product30.cil.c [2020-10-15 00:38:19,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6868802c9/d9a8853af3704c778c6c0254ebef8f8f/FLAGc3d990b0e [2020-10-15 00:38:19,678 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:38:19,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product30.cil.c [2020-10-15 00:38:19,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6868802c9/d9a8853af3704c778c6c0254ebef8f8f/FLAGc3d990b0e [2020-10-15 00:38:19,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6868802c9/d9a8853af3704c778c6c0254ebef8f8f [2020-10-15 00:38:19,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:38:19,923 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:38:19,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:38:19,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:38:19,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:38:19,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:38:19" (1/1) ... [2020-10-15 00:38:19,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e42023b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:19, skipping insertion in model container [2020-10-15 00:38:19,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:38:19" (1/1) ... [2020-10-15 00:38:19,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:38:20,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:38:20,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:38:20,797 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:38:20,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:38:21,023 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:38:21,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21 WrapperNode [2020-10-15 00:38:21,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:38:21,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:38:21,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:38:21,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:38:21,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... [2020-10-15 00:38:21,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... [2020-10-15 00:38:21,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... [2020-10-15 00:38:21,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... [2020-10-15 00:38:21,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... [2020-10-15 00:38:21,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... [2020-10-15 00:38:21,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... [2020-10-15 00:38:21,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:38:21,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:38:21,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:38:21,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:38:21,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:38:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:38:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:38:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:38:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:38:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:38:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:38:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:38:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:38:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:38:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:38:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:38:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:38:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:38:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:38:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:38:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:38:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:38:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:38:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:38:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:38:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:38:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:38:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:38:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:38:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:38:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-15 00:38:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-15 00:38:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:38:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:38:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:38:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:38:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:38:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:38:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:38:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:38:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-15 00:38:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:38:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:38:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:38:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:38:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:38:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:38:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:38:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:38:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:38:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:38:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:38:21,388 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:38:21,388 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:38:21,388 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:38:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:38:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:38:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:38:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:38:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-15 00:38:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:38:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-15 00:38:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:38:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:38:21,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:38:21,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:38:21,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:38:21,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:38:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:38:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:38:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:38:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:38:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:38:21,393 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:38:21,393 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:38:21,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:38:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:38:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:38:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:38:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:38:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:38:21,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:38:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:38:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:38:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:38:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:38:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:38:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:38:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:38:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:38:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:38:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:38:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:38:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:38:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:38:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:38:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:38:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:38:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:38:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:38:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:38:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:38:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:38:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:38:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:38:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:38:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:38:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:38:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:38:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:38:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:38:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:38:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:38:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:38:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:38:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:38:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:38:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:38:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:38:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:38:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:38:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:38:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-15 00:38:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-15 00:38:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:38:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:38:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:38:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:38:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:38:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:38:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:38:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:38:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:38:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:38:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:38:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:38:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:38:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-15 00:38:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:38:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:38:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:38:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:38:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:38:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:38:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:38:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:38:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:38:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:38:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:38:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-15 00:38:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-15 00:38:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:38:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:38:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:38:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:38:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:38:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:38:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:38:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:38:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:38:23,546 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:38:23,546 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:38:23,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:38:23 BoogieIcfgContainer [2020-10-15 00:38:23,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:38:23,558 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:38:23,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:38:23,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:38:23,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:38:19" (1/3) ... [2020-10-15 00:38:23,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fd35726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:38:23, skipping insertion in model container [2020-10-15 00:38:23,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:38:21" (2/3) ... [2020-10-15 00:38:23,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fd35726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:38:23, skipping insertion in model container [2020-10-15 00:38:23,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:38:23" (3/3) ... [2020-10-15 00:38:23,565 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product30.cil.c [2020-10-15 00:38:23,577 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:38:23,587 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:38:23,602 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:38:23,632 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:38:23,633 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:38:23,633 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:38:23,633 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:38:23,633 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:38:23,633 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:38:23,634 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:38:23,634 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:38:23,728 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states. [2020-10-15 00:38:23,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-15 00:38:23,748 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:38:23,750 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:38:23,750 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:38:23,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:38:23,757 INFO L82 PathProgramCache]: Analyzing trace with hash -517745057, now seen corresponding path program 1 times [2020-10-15 00:38:23,767 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:38:23,768 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [351318811] [2020-10-15 00:38:23,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:38:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:24,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:24,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:26,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:27,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:29,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:29,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-15 00:38:29,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:38:29,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5053 [2020-10-15 00:38:29,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:29,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 00:38:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:38:29,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-15 00:38:29,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 00:38:30,471 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:38:30,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:38:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:30,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:30,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:30,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:38:30,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:30,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 198 [2020-10-15 00:38:30,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:30,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:30,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:30,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:30,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:38:30,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:30,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:38:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:30,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:30,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:30,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:38:30,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:30,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:38:30,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:30,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:30,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:30,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:30,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:38:30,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:30,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:38:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:30,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:30,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:30,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:38:30,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:30,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:38:30,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:30,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:30,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:30,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:30,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:38:30,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-15 00:38:30,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:38:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:30,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:30,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:30,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:38:30,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:30,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:38:30,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:30,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:30,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:38:30,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:30,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:38:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:30,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:30,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:30,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:38:30,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:30,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:38:30,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:30,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:30,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:30,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:30,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:38:30,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:31,118 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-15 00:38:31,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:38:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:31,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:31,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:31,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:38:31,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:31,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-15 00:38:31,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:31,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:31,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:38:31,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:31,402 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-15 00:38:31,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:38:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:31,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:31,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:31,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:38:31,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:31,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:38:31,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:31,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:31,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:38:31,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:31,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:38:31,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:31,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 00:38:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:31,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:31,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:31,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:38:32,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:38:32,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 570 [2020-10-15 00:38:32,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:32,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:38:32,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:32,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:38:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:38:32,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:38:32,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:38:32,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:38:32,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:38:32,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:38:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:38:32,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 00:38:32,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:38:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:38:32,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:38:32,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:38:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:38:32,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:38:32,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:38:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:38:32,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:38:32,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 00:38:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 00:38:32,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:38:32,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:32,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 00:38:32,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:32,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:38:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:38:32,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:38:32,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:38:32,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:38:32,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:32,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:38:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:38:32,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:38:32,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:38:32,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:38:32,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:38:32,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 00:38:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:38:32,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:38:32,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:38:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:38:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:38:32,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:32,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 00:38:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:38:32,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:38:32,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:38:32,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:38:32,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:38:32,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:38:32,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:38:32,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:38:32,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:38:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:38:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:38:32,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:38:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 00:38:32,395 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [351318811] [2020-10-15 00:38:32,397 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:38:32,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 00:38:32,398 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373960068] [2020-10-15 00:38:32,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 00:38:32,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:38:32,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 00:38:32,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-15 00:38:32,426 INFO L87 Difference]: Start difference. First operand 828 states. Second operand 8 states. [2020-10-15 00:38:33,979 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:38:35,390 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:38:36,330 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:38:42,140 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-15 00:39:05,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:39:05,379 INFO L93 Difference]: Finished difference Result 2409 states and 4214 transitions. [2020-10-15 00:39:05,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 00:39:05,381 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-10-15 00:39:05,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:39:05,428 INFO L225 Difference]: With dead ends: 2409 [2020-10-15 00:39:05,428 INFO L226 Difference]: Without dead ends: 1735 [2020-10-15 00:39:05,445 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=107, Invalid=199, Unknown=0, NotChecked=0, Total=306 [2020-10-15 00:39:05,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2020-10-15 00:39:05,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1215. [2020-10-15 00:39:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1215 states. [2020-10-15 00:39:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1215 states and 1964 transitions. [2020-10-15 00:39:05,926 INFO L78 Accepts]: Start accepts. Automaton has 1215 states and 1964 transitions. Word has length 93 [2020-10-15 00:39:05,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:39:05,926 INFO L479 AbstractCegarLoop]: Abstraction has 1215 states and 1964 transitions. [2020-10-15 00:39:05,927 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 00:39:05,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1964 transitions. [2020-10-15 00:39:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-15 00:39:05,936 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:39:05,937 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:39:05,937 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:39:05,937 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:39:05,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:39:05,938 INFO L82 PathProgramCache]: Analyzing trace with hash -613928223, now seen corresponding path program 1 times [2020-10-15 00:39:05,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:39:05,939 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1011028813] [2020-10-15 00:39:05,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:39:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:06,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:06,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:06,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:07,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:07,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:07,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:09,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:09,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:11,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:11,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-15 00:39:11,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:39:11,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 00:39:11,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:11,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:11,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 00:39:11,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:39:11,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-15 00:39:11,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:11,883 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:39:11,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:39:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:11,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:12,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-15 00:39:12,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:39:12,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:39:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:39:12,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:39:12,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:39:12,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:39:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:39:12,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:39:12,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:39:12,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:39:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:12,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:39:12,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:39:12,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:39:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:39:12,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:39:12,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:39:12,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,271 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-15 00:39:12,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:39:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:39:12,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-15 00:39:12,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:39:12,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:12,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:39:12,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:12,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 00:39:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:39:12,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:39:12,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 408 [2020-10-15 00:39:12,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:39:12,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:39:12,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:12,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:12,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:12,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:39:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:39:12,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:39:12,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:12,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:12,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:39:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:39:12,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:39:12,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:12,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:12,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 00:39:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 00:39:12,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:39:12,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 00:39:12,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:12,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:12,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:12,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:12,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:39:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:12,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:39:12,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:12,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:12,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:12,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 00:39:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:12,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:12,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:12,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:12,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:12,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:39:12,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:12,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:12,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:12,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:12,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:39:12,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:13,140 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:39:13,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 00:39:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:13,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:13,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:13,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 00:39:14,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:39:14,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 913 [2020-10-15 00:39:14,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:39:14,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:39:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-15 00:39:14,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:39:14,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 00:39:14,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:39:14,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:14,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:39:14,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:39:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:14,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:39:14,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:14,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:14,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:39:14,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:39:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:39:14,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:39:14,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:39:14,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-15 00:39:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:39:14,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:39:14,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:14,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:14,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:39:14,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:39:14,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:14,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:14,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:14,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:14,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:39:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:39:14,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:14,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:14,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:14,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:14,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 00:39:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:39:14,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:39:14,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:14,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:14,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:39:14,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:14,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-15 00:39:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:14,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:14,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:14,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:14,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:14,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:14,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:14,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:14,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:14,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:39:14,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:14,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:39:14,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-15 00:39:14,421 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1011028813] [2020-10-15 00:39:14,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:39:14,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 00:39:14,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204359886] [2020-10-15 00:39:14,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 00:39:14,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:39:14,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 00:39:14,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2020-10-15 00:39:14,425 INFO L87 Difference]: Start difference. First operand 1215 states and 1964 transitions. Second operand 14 states. [2020-10-15 00:39:16,299 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:39:18,307 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-15 00:39:19,734 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:39:20,188 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:39:21,320 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:39:25,792 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:39:28,949 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-15 00:39:43,181 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 163 [2020-10-15 00:39:44,587 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 401 DAG size of output: 396 [2020-10-15 00:39:45,334 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:39:46,892 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 405 DAG size of output: 400 [2020-10-15 00:39:48,260 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 164 [2020-10-15 00:39:51,037 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 131 [2020-10-15 00:39:52,916 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 125 [2020-10-15 00:39:53,233 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:39:54,809 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 122 [2020-10-15 00:39:58,057 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:40:00,412 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-15 00:40:01,663 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-15 00:40:06,628 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:40:17,114 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:40:17,297 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-15 00:40:20,407 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-15 00:40:25,702 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:40:30,008 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:40:33,401 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 128 [2020-10-15 00:40:34,916 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:40:36,949 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 161 [2020-10-15 00:40:42,310 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:40:42,774 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:40:45,464 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-15 00:40:47,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:40:47,388 INFO L93 Difference]: Finished difference Result 4442 states and 8303 transitions. [2020-10-15 00:40:47,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2020-10-15 00:40:47,389 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 143 [2020-10-15 00:40:47,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:40:47,421 INFO L225 Difference]: With dead ends: 4442 [2020-10-15 00:40:47,421 INFO L226 Difference]: Without dead ends: 3261 [2020-10-15 00:40:47,432 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2256 ImplicationChecksByTransitivity, 13.6s TimeCoverageRelationStatistics Valid=1169, Invalid=4993, Unknown=0, NotChecked=0, Total=6162 [2020-10-15 00:40:47,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3261 states. [2020-10-15 00:40:48,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3261 to 1939. [2020-10-15 00:40:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1939 states. [2020-10-15 00:40:48,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1939 states and 3166 transitions. [2020-10-15 00:40:48,145 INFO L78 Accepts]: Start accepts. Automaton has 1939 states and 3166 transitions. Word has length 143 [2020-10-15 00:40:48,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:40:48,146 INFO L479 AbstractCegarLoop]: Abstraction has 1939 states and 3166 transitions. [2020-10-15 00:40:48,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 00:40:48,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3166 transitions. [2020-10-15 00:40:48,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-15 00:40:48,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:40:48,151 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:40:48,152 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:40:48,152 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:40:48,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:40:48,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1610433360, now seen corresponding path program 1 times [2020-10-15 00:40:48,153 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:40:48,153 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1483087046] [2020-10-15 00:40:48,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:40:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:48,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:49,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:49,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:50,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:51,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:53,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:53,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-15 00:40:53,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:40:53,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5043 [2020-10-15 00:40:53,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:53,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:40:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-15 00:40:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-15 00:40:53,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,018 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:40:54,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:40:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:54,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-15 00:40:54,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:40:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:40:54,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:40:54,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:40:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:40:54,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:40:54,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:40:54,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:40:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:54,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:54,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:40:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:40:54,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:40:54,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,246 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-15 00:40:54,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:40:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:40:54,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 00:40:54,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:54,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:40:54,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:40:54,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:54,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 00:40:54,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:54,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:40:54,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 00:40:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:40:54,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:40:54,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 217 [2020-10-15 00:40:54,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:54,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:40:54,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:54,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:54,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:40:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:40:54,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:40:54,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:40:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:54,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:40:54,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 00:40:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 00:40:54,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:40:54,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:40:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 00:40:54,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:40:54,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:54,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:54,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:40:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:54,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:54,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:40:54,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:40:54,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 00:40:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:54,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:54,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:54,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:40:54,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:54,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:40:54,973 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:40:54,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 00:40:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-15 00:40:55,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:40:55,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 640 [2020-10-15 00:40:55,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:40:55,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-15 00:40:55,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:40:55,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:40:55,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 00:40:55,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:40:55,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:40:55,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:40:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:40:55,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:40:55,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:40:55,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:40:55,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:55,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:55,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:40:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:40:55,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:40:55,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-15 00:40:55,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:40:55,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:55,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:40:55,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:40:55,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:40:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:40:55,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:55,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 00:40:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:40:55,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:40:55,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:40:55,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:40:55,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-15 00:40:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:55,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:40:55,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:40:55,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:40:55,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 00:40:55,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1483087046] [2020-10-15 00:40:55,948 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:40:55,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-15 00:40:55,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986194718] [2020-10-15 00:40:55,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-15 00:40:55,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:40:55,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-15 00:40:55,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2020-10-15 00:40:55,951 INFO L87 Difference]: Start difference. First operand 1939 states and 3166 transitions. Second operand 19 states. [2020-10-15 00:40:58,055 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-15 00:40:59,237 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-15 00:41:01,050 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:41:01,849 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:41:02,064 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-15 00:41:02,252 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-15 00:41:03,638 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:41:04,439 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:41:05,229 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:41:05,980 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:41:06,720 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:41:06,913 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:41:10,355 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-15 00:41:11,281 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-15 00:41:14,965 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:41:15,741 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-15 00:41:16,696 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:41:18,461 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-15 00:41:18,675 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-15 00:41:20,462 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:41:21,271 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:41:22,056 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:41:22,859 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:41:23,648 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:41:23,843 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-15 00:41:27,323 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-15 00:41:27,806 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:41:27,986 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:41:28,874 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:41:29,614 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:41:30,389 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:41:31,120 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:41:31,831 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:41:32,017 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:41:35,960 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-15 00:41:38,876 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 148