/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_spec14_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:20:06,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:20:06,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:20:07,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:20:07,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:20:07,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:20:07,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:20:07,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:20:07,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:20:07,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:20:07,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:20:07,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:20:07,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:20:07,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:20:07,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:20:07,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:20:07,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:20:07,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:20:07,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:20:07,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:20:07,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:20:07,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:20:07,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:20:07,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:20:07,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:20:07,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:20:07,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:20:07,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:20:07,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:20:07,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:20:07,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:20:07,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:20:07,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:20:07,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:20:07,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:20:07,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:20:07,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:20:07,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:20:07,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:20:07,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:20:07,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:20:07,081 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 00:20:07,126 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:20:07,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:20:07,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:20:07,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:20:07,129 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:20:07,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:20:07,130 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:20:07,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:20:07,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:20:07,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:20:07,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:20:07,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:20:07,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:20:07,132 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:20:07,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:20:07,133 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:20:07,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:20:07,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:20:07,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:20:07,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:20:07,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:20:07,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:20:07,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:20:07,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:20:07,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:20:07,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:20:07,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:20:07,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:20:07,135 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:20:07,135 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 00:20:07,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:20:07,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:20:07,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:20:07,464 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:20:07,464 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:20:07,465 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product19.cil.c [2020-10-15 00:20:07,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ca13ba31/b90f44796cd5401daaad6dc794d7d733/FLAG0a1a279f7 [2020-10-15 00:20:08,158 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:20:08,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product19.cil.c [2020-10-15 00:20:08,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ca13ba31/b90f44796cd5401daaad6dc794d7d733/FLAG0a1a279f7 [2020-10-15 00:20:08,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ca13ba31/b90f44796cd5401daaad6dc794d7d733 [2020-10-15 00:20:08,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:20:08,354 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:20:08,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:20:08,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:20:08,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:20:08,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:20:08" (1/1) ... [2020-10-15 00:20:08,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f17307f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:08, skipping insertion in model container [2020-10-15 00:20:08,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:20:08" (1/1) ... [2020-10-15 00:20:08,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:20:08,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:20:09,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:20:09,071 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:20:09,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:20:09,229 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:20:09,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09 WrapperNode [2020-10-15 00:20:09,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:20:09,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:20:09,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:20:09,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:20:09,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (1/1) ... [2020-10-15 00:20:09,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (1/1) ... [2020-10-15 00:20:09,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (1/1) ... [2020-10-15 00:20:09,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (1/1) ... [2020-10-15 00:20:09,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (1/1) ... [2020-10-15 00:20:09,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (1/1) ... [2020-10-15 00:20:09,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (1/1) ... [2020-10-15 00:20:09,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:20:09,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:20:09,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:20:09,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:20:09,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (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 00:20:09,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:20:09,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:20:09,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:20:09,490 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:20:09,490 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:20:09,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:20:09,491 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:20:09,491 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:20:09,491 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:20:09,491 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:20:09,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:20:09,492 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:20:09,492 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:20:09,493 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:20:09,493 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:20:09,493 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:20:09,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:20:09,493 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:20:09,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:20:09,494 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-15 00:20:09,494 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:20:09,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:20:09,494 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:20:09,495 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-15 00:20:09,495 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:20:09,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:20:09,495 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:20:09,496 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:20:09,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:20:09,496 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:20:09,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-15 00:20:09,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-15 00:20:09,497 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:20:09,497 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:20:09,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-15 00:20:09,497 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:20:09,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:20:09,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:20:09,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:20:09,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:20:09,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:20:09,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:20:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:20:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:20:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:20:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:20:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:20:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:20:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:20:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:20:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:20:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:20:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:20:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:20:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:20:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:20:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:20:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:20:09,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:20:09,502 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:20:09,502 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:20:09,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:20:09,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:20:09,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:20:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:20:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:20:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:20:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:20:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:20:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:20:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:20:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:20:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:20:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:20:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:20:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:20:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:20:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:20:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:20:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:20:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:20:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:20:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:20:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:20:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:20:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:20:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:20:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:20:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:20:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:20:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:20:09,508 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:20:09,508 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:20:09,508 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:20:09,508 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:20:09,509 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:20:09,509 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:20:09,509 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:20:09,509 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-15 00:20:09,509 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-15 00:20:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:20:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:20:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:20:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:20:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:20:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:20:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:20:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-15 00:20:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:20:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:20:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-15 00:20:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:20:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:20:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:20:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-15 00:20:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:20:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:20:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:20:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:20:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:20:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:20:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:20:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:20:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:20:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:20:09,514 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:20:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:20:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:20:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:20:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:20:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:20:09,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:20:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:20:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:20:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:20:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:20:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:20:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:20:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:20:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:20:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:20:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:20:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:20:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:20:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:20:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:20:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:20:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:20:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:20:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:20:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:20:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:20:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:20:09,519 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:20:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:20:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:20:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:20:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:20:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:20:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:20:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:20:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:20:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:20:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:20:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:20:11,679 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:20:11,680 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:20:11,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:20:11 BoogieIcfgContainer [2020-10-15 00:20:11,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:20:11,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:20:11,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:20:11,694 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:20:11,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:20:08" (1/3) ... [2020-10-15 00:20:11,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3221470f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:20:11, skipping insertion in model container [2020-10-15 00:20:11,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:20:09" (2/3) ... [2020-10-15 00:20:11,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3221470f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:20:11, skipping insertion in model container [2020-10-15 00:20:11,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:20:11" (3/3) ... [2020-10-15 00:20:11,698 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product19.cil.c [2020-10-15 00:20:11,708 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:20:11,717 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:20:11,731 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:20:11,757 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:20:11,757 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:20:11,757 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:20:11,757 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:20:11,757 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:20:11,757 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:20:11,758 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:20:11,758 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:20:11,803 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states. [2020-10-15 00:20:11,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-15 00:20:11,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:20:11,832 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:20:11,833 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:20:11,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:20:11,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1411507135, now seen corresponding path program 1 times [2020-10-15 00:20:11,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:20:11,849 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2026410366] [2020-10-15 00:20:11,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:20:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:12,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:12,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:13,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:13,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:14,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:17,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:17,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-15 00:20:17,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:20:17,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-15 00:20:17,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:17,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-15 00:20:17,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:20:18,517 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-15 00:20:18,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:20:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:18,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:18,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:18,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:18,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:18,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-15 00:20:18,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:18,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:18,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:18,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:18,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:20:18,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:18,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:20:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:18,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:18,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:18,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:20:18,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:18,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:18,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:18,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:18,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:18,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:18,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:20:18,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:18,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:20:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:18,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:18,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:18,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:20:18,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:18,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:18,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:18,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:18,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:18,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:18,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:20:18,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:20:18,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:20:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:18,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:18,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:18,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:18,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:18,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:20:18,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:18,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:18,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:18,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:18,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:20:18,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:18,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:20:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:18,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:18,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:18,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:20:18,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:18,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:20:18,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:18,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:18,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:18,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:18,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:20:18,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:18,973 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-15 00:20:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:20:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:18,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:19,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:20:19,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:20:19,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 826 [2020-10-15 00:20:19,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:19,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:19,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:19,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:19,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:20:19,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:19,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:19,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:19,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:20:19,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:20:19,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:20:19,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:19,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:19,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:20:19,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:20:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:20:19,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:19,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:20:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:19,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:19,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:20:19,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:20:19,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 00:20:19,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:19,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:19,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:20:19,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:20:19,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:20:19,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:19,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:20:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:19,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:19,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:20:19,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:19,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:20:19,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:19,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:19,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:19,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:19,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:20:19,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:20:19,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 00:20:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:19,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:19,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:20:20,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:20:20,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 00:20:20,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:20,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-15 00:20:20,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:20:20,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:20:20,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:20:20,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:20,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:20:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:20,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:20,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-15 00:20:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:20:20,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-15 00:20:20,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:20,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:20:20,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:20:20,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:20:20,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:20:20,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:20,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:20:20,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:20:20,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:20:20,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:20,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:20:20,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 13 [2020-10-15 00:20:20,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:20:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:20,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:20:20,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:20:20,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 00:20:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:20:20,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:20,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:20:20,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-15 00:20:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:20:20,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:20,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 00:20:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:20:20,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:20,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:20,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-15 00:20:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:20,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:20,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:20,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 00:20:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:20,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:20,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:20,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:20,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 00:20:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:20,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:20,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:20,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:20,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:20,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:20,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:20,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:20,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:20,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:20,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:20,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:20,318 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-15 00:20:20,319 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2026410366] [2020-10-15 00:20:20,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:20:20,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 00:20:20,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929201688] [2020-10-15 00:20:20,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 00:20:20,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:20:20,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 00:20:20,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 00:20:20,347 INFO L87 Difference]: Start difference. First operand 735 states. Second operand 14 states. [2020-10-15 00:20:21,999 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 00:20:23,291 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:20:24,052 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:20:24,998 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:20:27,235 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:20:27,980 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:20:33,411 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:20:41,134 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:20:42,238 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:20:42,931 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:20:48,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:20:48,946 INFO L93 Difference]: Finished difference Result 1548 states and 2699 transitions. [2020-10-15 00:20:48,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 00:20:48,947 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 135 [2020-10-15 00:20:48,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:20:48,979 INFO L225 Difference]: With dead ends: 1548 [2020-10-15 00:20:48,979 INFO L226 Difference]: Without dead ends: 919 [2020-10-15 00:20:48,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=250, Invalid=806, Unknown=0, NotChecked=0, Total=1056 [2020-10-15 00:20:49,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-15 00:20:49,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 630. [2020-10-15 00:20:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-15 00:20:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 1006 transitions. [2020-10-15 00:20:49,266 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 1006 transitions. Word has length 135 [2020-10-15 00:20:49,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:20:49,266 INFO L479 AbstractCegarLoop]: Abstraction has 630 states and 1006 transitions. [2020-10-15 00:20:49,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 00:20:49,267 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1006 transitions. [2020-10-15 00:20:49,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-15 00:20:49,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:20:49,275 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:20:49,276 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:20:49,276 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:20:49,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:20:49,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1845631469, now seen corresponding path program 1 times [2020-10-15 00:20:49,277 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:20:49,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [863237481] [2020-10-15 00:20:49,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:20:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:49,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:49,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:49,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:49,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:49,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:50,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:51,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:53,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:54,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:54,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-15 00:20:54,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:20:54,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-15 00:20:54,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:54,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:54,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:54,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:54,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-15 00:20:54,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:20:55,168 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-15 00:20:55,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:20:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:55,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:55,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:55,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:55,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-10-15 00:20:55,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:55,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:55,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:55,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:55,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:20:55,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:55,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:20:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:55,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:55,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:20:55,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:55,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:55,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:55,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:55,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:20:55,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:55,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:20:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:55,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:55,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:20:55,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:55,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:55,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:55,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:55,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:55,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:55,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:20:55,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:55,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:20:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:55,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:55,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:55,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:55,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:55,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:55,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:55,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:55,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:55,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:20:55,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:55,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:20:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:55,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:55,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:20:55,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:55,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:55,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:55,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:55,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:55,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:55,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:20:55,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:55,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:20:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:55,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:55,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:20:56,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:20:56,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 560 [2020-10-15 00:20:56,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:56,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:20:56,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:20:56,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:20:56,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:20:56,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:20:56,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:20:56,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:20:56,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:20:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:20:56,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:20:56,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 00:20:56,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:20:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:20:56,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:20:56,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:20:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:20:56,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:56,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:20:56,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 00:20:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:20:56,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:20:56,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 00:20:56,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:56,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:20:56,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:20:56,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:56,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:20:56,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:56,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-15 00:20:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:56,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:56,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 00:20:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:20:56,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 00:20:56,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:20:56,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:20:56,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:56,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:20:56,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:20:56,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:56,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:20:56,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:20:56,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:20:56,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:20:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:20:56,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-15 00:20:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:56,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:56,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:20:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:20:56,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:20:56,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-15 00:20:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:20:56,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:56,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:20:56,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:56,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-15 00:20:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:20:56,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:56,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 00:20:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:56,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:20:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:20:56,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:56,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:20:56,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 00:20:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:56,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:20:56,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:56,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-15 00:20:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:56,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:56,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:56,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:20:56,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-15 00:20:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:56,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:56,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:20:56,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:20:56,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:20:56,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:20:56,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:20:56,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:20:56,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:20:56,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:20:56,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:20:56,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:20:56,499 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-15 00:20:56,500 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [863237481] [2020-10-15 00:20:56,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:20:56,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 00:20:56,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329238428] [2020-10-15 00:20:56,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 00:20:56,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:20:56,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 00:20:56,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-15 00:20:56,505 INFO L87 Difference]: Start difference. First operand 630 states and 1006 transitions. Second operand 15 states. [2020-10-15 00:20:57,687 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 00:20:58,659 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:20:59,365 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:21:00,242 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:21:01,972 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:21:02,685 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:21:07,904 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:21:14,437 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:21:15,448 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:21:16,186 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:21:20,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:21:20,728 INFO L93 Difference]: Finished difference Result 1526 states and 2622 transitions. [2020-10-15 00:21:20,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 00:21:20,729 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 140 [2020-10-15 00:21:20,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:21:20,740 INFO L225 Difference]: With dead ends: 1526 [2020-10-15 00:21:20,740 INFO L226 Difference]: Without dead ends: 924 [2020-10-15 00:21:20,747 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=253, Invalid=869, Unknown=0, NotChecked=0, Total=1122 [2020-10-15 00:21:20,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-10-15 00:21:20,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 635. [2020-10-15 00:21:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2020-10-15 00:21:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 1005 transitions. [2020-10-15 00:21:20,941 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 1005 transitions. Word has length 140 [2020-10-15 00:21:20,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:21:20,944 INFO L479 AbstractCegarLoop]: Abstraction has 635 states and 1005 transitions. [2020-10-15 00:21:20,944 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 00:21:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1005 transitions. [2020-10-15 00:21:20,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-15 00:21:20,956 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:21:20,956 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:21:20,956 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:21:20,956 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:21:20,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:21:20,957 INFO L82 PathProgramCache]: Analyzing trace with hash -50775930, now seen corresponding path program 1 times [2020-10-15 00:21:20,957 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:21:20,958 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1117056296] [2020-10-15 00:21:20,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:21:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:21,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:21,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:21,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:21,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:21,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:22,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:23,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:24,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:26,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:26,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-15 00:21:26,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:21:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-15 00:21:26,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:26,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:26,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:21:26,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:21:26,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-15 00:21:26,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:21:27,151 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 376 [2020-10-15 00:21:27,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:21:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:27,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:27,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-15 00:21:27,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:21:27,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:27,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:21:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:21:27,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:27,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:27,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:27,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:27,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:21:27,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:27,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:21:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:21:27,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:27,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:27,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:21:27,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:27,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:21:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:27,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:27,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:27,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:21:27,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:27,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:21:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:21:27,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:27,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:27,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:27,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:27,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:21:27,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:27,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:21:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:21:27,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:21:27,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 456 [2020-10-15 00:21:27,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:27,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:27,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 00:21:27,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:27,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:21:27,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:21:27,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:21:27,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:21:27,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:21:27,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:21:27,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:27,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:21:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:27,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:27,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:27,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 00:21:27,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:21:27,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 00:21:27,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:27,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:27,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:21:27,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:21:27,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:21:27,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:28,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:21:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:21:28,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:21:28,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:21:28,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 00:21:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 00:21:28,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:21:28,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 00:21:28,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:28,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 00:21:28,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:28,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:21:28,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:21:28,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:21:28,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:28,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:21:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:28,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:28,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:21:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:21:28,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 00:21:28,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:21:28,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:21:28,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:21:28,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:21:28,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:21:28,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:21:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 00:21:28,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:21:28,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:21:28,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:21:28,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 00:21:28,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:21:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:28,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:21:28,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:28,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:21:28,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:28,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 00:21:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:21:28,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:28,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:21:28,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:28,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-15 00:21:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:21:28,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:21:28,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 00:21:28,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:21:28,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:28,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-15 00:21:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:28,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:28,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:21:28,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-15 00:21:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:28,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:28,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:21:28,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:28,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-15 00:21:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:28,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:28,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:28,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:28,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:28,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:28,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:28,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:21:28,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:28,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:28,374 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-15 00:21:28,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1117056296] [2020-10-15 00:21:28,375 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:21:28,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 00:21:28,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878065467] [2020-10-15 00:21:28,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 00:21:28,376 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:21:28,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 00:21:28,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 00:21:28,377 INFO L87 Difference]: Start difference. First operand 635 states and 1005 transitions. Second operand 14 states. [2020-10-15 00:21:30,412 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 00:21:31,455 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:21:32,232 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:21:33,114 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:21:35,106 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 00:21:35,909 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:21:41,969 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 00:21:55,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:21:55,582 INFO L93 Difference]: Finished difference Result 1542 states and 2633 transitions. [2020-10-15 00:21:55,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 00:21:55,583 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 145 [2020-10-15 00:21:55,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:21:55,595 INFO L225 Difference]: With dead ends: 1542 [2020-10-15 00:21:55,595 INFO L226 Difference]: Without dead ends: 930 [2020-10-15 00:21:55,601 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2020-10-15 00:21:55,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2020-10-15 00:21:55,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 641. [2020-10-15 00:21:55,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 641 states. [2020-10-15 00:21:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 1000 transitions. [2020-10-15 00:21:55,811 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 1000 transitions. Word has length 145 [2020-10-15 00:21:55,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:21:55,811 INFO L479 AbstractCegarLoop]: Abstraction has 641 states and 1000 transitions. [2020-10-15 00:21:55,811 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 00:21:55,811 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1000 transitions. [2020-10-15 00:21:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-15 00:21:55,815 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:21:55,815 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:21:55,816 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 00:21:55,816 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:21:55,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:21:55,816 INFO L82 PathProgramCache]: Analyzing trace with hash -994850208, now seen corresponding path program 1 times [2020-10-15 00:21:55,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:21:55,817 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1062760628] [2020-10-15 00:21:55,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:21:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:55,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:55,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:56,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:56,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:56,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:57,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:00,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:00,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:00,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-15 00:22:00,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:22:00,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-15 00:22:00,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:00,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:22:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-15 00:22:00,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:01,604 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-15 00:22:01,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:22:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:01,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:01,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:01,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:01,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-15 00:22:01,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:01,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:01,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:01,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:01,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:22:01,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:01,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:22:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:01,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:01,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:22:01,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:01,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:01,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:01,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:01,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:01,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:01,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:22:01,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:01,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:22:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:01,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:01,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:22:01,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:01,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:01,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:01,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:01,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:01,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:01,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:22:01,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:01,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:22:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:01,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:01,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:01,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:01,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:01,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:01,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:22:01,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:01,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:22:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:01,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:01,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:22:01,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:01,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:01,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:01,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:01,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:01,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:01,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:22:01,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:22:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:01,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:01,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-15 00:22:02,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:22:02,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 491 [2020-10-15 00:22:02,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-15 00:22:02,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:22:02,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:22:02,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:22:02,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:22:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:22:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 00:22:02,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:22:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:22:02,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 00:22:02,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:22:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:22:02,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-15 00:22:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:22:02,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:22:02,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 00:22:02,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:02,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 00:22:02,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 00:22:02,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:02,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 00:22:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:02,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:02,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 00:22:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 00:22:02,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:22:02,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:22:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:22:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:22:02,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 00:22:02,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:22:02,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:22:02,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 00:22:02,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:22:02,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:22:02,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:22:02,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 00:22:02,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 00:22:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:02,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:02,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:02,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:22:02,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-15 00:22:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:22:02,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-15 00:22:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 00:22:02,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:02,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 00:22:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:22:02,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:02,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:02,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-15 00:22:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:02,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:02,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:02,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-15 00:22:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:02,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:02,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:02,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-15 00:22:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:02,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:02,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:02,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:02,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:02,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:02,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:02,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-15 00:22:02,714 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1062760628] [2020-10-15 00:22:02,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:22:02,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 00:22:02,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299928054] [2020-10-15 00:22:02,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 00:22:02,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:22:02,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 00:22:02,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-15 00:22:02,716 INFO L87 Difference]: Start difference. First operand 641 states and 1000 transitions. Second operand 15 states. [2020-10-15 00:22:03,876 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 00:22:04,827 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:22:05,582 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:22:06,406 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:22:08,196 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 00:22:08,979 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:22:14,949 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 00:22:22,266 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:22:23,052 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:22:28,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:22:28,814 INFO L93 Difference]: Finished difference Result 1550 states and 2610 transitions. [2020-10-15 00:22:28,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-15 00:22:28,815 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-10-15 00:22:28,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:22:28,824 INFO L225 Difference]: With dead ends: 1550 [2020-10-15 00:22:28,824 INFO L226 Difference]: Without dead ends: 937 [2020-10-15 00:22:28,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=238, Invalid=818, Unknown=0, NotChecked=0, Total=1056 [2020-10-15 00:22:28,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-10-15 00:22:28,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 648. [2020-10-15 00:22:28,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 648 states. [2020-10-15 00:22:28,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 1001 transitions. [2020-10-15 00:22:28,999 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 1001 transitions. Word has length 150 [2020-10-15 00:22:28,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:22:29,000 INFO L479 AbstractCegarLoop]: Abstraction has 648 states and 1001 transitions. [2020-10-15 00:22:29,000 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 00:22:29,000 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1001 transitions. [2020-10-15 00:22:29,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-15 00:22:29,004 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:22:29,004 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:22:29,005 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 00:22:29,005 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:22:29,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:22:29,005 INFO L82 PathProgramCache]: Analyzing trace with hash -2059992620, now seen corresponding path program 1 times [2020-10-15 00:22:29,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:22:29,006 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [173474903] [2020-10-15 00:22:29,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:22:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:29,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:29,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:29,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:29,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:29,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:31,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:34,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:34,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-15 00:22:34,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:22:34,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-15 00:22:34,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:34,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:34,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 00:22:34,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:34,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-15 00:22:34,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:34,971 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-15 00:22:34,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:22:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:35,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:35,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:22:35,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:35,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:22:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:35,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:35,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:22:35,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:35,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:35,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:35,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:35,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:35,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:35,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:22:35,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:35,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:22:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:35,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:35,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:22:35,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:35,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:35,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:35,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:35,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:35,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:35,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:22:35,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:35,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:22:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:35,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:35,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:35,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:35,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:35,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:35,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:35,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:35,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:35,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:22:35,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:35,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:22:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:35,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:35,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:22:35,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:35,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:35,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:35,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:35,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:35,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:35,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:22:35,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:35,283 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-15 00:22:35,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:22:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:35,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:35,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 00:22:36,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:22:36,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 729 [2020-10-15 00:22:36,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:36,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 00:22:36,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:22:36,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:22:36,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:22:36,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:22:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:22:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 00:22:36,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:22:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:22:36,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:22:36,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 00:22:36,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:22:36,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 00:22:36,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 00:22:36,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:22:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:22:36,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 00:22:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:36,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 00:22:36,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:22:36,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:36,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:22:36,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:36,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-15 00:22:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:36,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:36,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-15 00:22:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 00:22:36,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:22:36,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:36,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:22:36,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:36,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-15 00:22:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:36,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:36,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:36,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 00:22:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:22:36,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:36,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:22:36,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 00:22:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:22:36,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:22:36,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 00:22:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:22:36,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:36,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-15 00:22:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:36,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:36,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:36,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-15 00:22:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:36,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:36,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:36,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-15 00:22:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:36,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:36,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:36,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:36,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:36,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:22:36,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:36,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:36,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:36,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:22:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-15 00:22:36,280 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [173474903] [2020-10-15 00:22:36,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:22:36,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:22:36,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519430504] [2020-10-15 00:22:36,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:22:36,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:22:36,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:22:36,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:22:36,282 INFO L87 Difference]: Start difference. First operand 648 states and 1001 transitions. Second operand 12 states. [2020-10-15 00:22:37,988 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 00:22:38,900 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:22:39,612 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:22:40,470 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 00:22:41,285 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:22:43,039 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:22:53,943 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-15 00:22:54,676 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:22:55,483 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-15 00:22:56,354 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-15 00:22:58,168 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:23:06,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:23:06,051 INFO L93 Difference]: Finished difference Result 1878 states and 3117 transitions. [2020-10-15 00:23:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 00:23:06,052 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 154 [2020-10-15 00:23:06,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:23:06,062 INFO L225 Difference]: With dead ends: 1878 [2020-10-15 00:23:06,062 INFO L226 Difference]: Without dead ends: 1263 [2020-10-15 00:23:06,067 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=278, Invalid=1054, Unknown=0, NotChecked=0, Total=1332 [2020-10-15 00:23:06,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2020-10-15 00:23:06,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 910. [2020-10-15 00:23:06,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 910 states. [2020-10-15 00:23:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 1390 transitions. [2020-10-15 00:23:06,297 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 1390 transitions. Word has length 154 [2020-10-15 00:23:06,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:23:06,298 INFO L479 AbstractCegarLoop]: Abstraction has 910 states and 1390 transitions. [2020-10-15 00:23:06,298 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:23:06,298 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1390 transitions. [2020-10-15 00:23:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-15 00:23:06,305 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:23:06,305 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:23:06,305 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 00:23:06,305 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:23:06,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:23:06,306 INFO L82 PathProgramCache]: Analyzing trace with hash -779911003, now seen corresponding path program 1 times [2020-10-15 00:23:06,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:23:06,306 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [209724813] [2020-10-15 00:23:06,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:23:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:08,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:11,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:11,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-15 00:23:11,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:23:11,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 00:23:11,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:11,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:11,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 00:23:11,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:11,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-15 00:23:11,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,197 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-15 00:23:12,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:23:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:12,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-15 00:23:12,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:23:12,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:23:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:23:12,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:12,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:23:12,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:23:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:23:12,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:12,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:23:12,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:23:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:12,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:12,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:23:12,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:23:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:23:12,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:12,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:23:12,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:23:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 00:23:12,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:23:12,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 266 [2020-10-15 00:23:12,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 00:23:12,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:12,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:23:12,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:12,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:12,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:12,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:23:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 00:23:12,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:23:12,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 00:23:12,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:23:12,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:23:12,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 00:23:12,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:23:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:23:12,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:23:12,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:23:12,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:23:12,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:23:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 00:23:12,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:12,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:12,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-15 00:23:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:12,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:12,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:12,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:23:12,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:12,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:12,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:12,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:12,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:12,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:12,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 00:23:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:12,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:12,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:23:13,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:23:13,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 00:23:13,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:23:13,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 00:23:13,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:23:13,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:23:13,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 00:23:13,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:23:13,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:23:13,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-15 00:23:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:23:13,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-15 00:23:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:23:13,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:23:13,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:23:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:23:13,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:23:13,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-15 00:23:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:23:13,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 00:23:13,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:23:13,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-15 00:23:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:13,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:23:13,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-15 00:23:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:13,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:23:13,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:13,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-15 00:23:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:13,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:23:13,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:13,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,333 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-15 00:23:13,333 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [209724813] [2020-10-15 00:23:13,333 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:23:13,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-15 00:23:13,334 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153234436] [2020-10-15 00:23:13,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-15 00:23:13,334 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:23:13,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-15 00:23:13,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=337, Unknown=0, NotChecked=0, Total=380 [2020-10-15 00:23:13,335 INFO L87 Difference]: Start difference. First operand 910 states and 1390 transitions. Second operand 20 states. [2020-10-15 00:23:14,791 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 00:23:16,109 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:23:18,738 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-15 00:23:19,068 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-15 00:23:19,911 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:23:23,359 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-15 00:23:24,513 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:23:25,422 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2020-10-15 00:23:25,986 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 123 [2020-10-15 00:23:27,272 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-15 00:23:29,116 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 389 DAG size of output: 386 [2020-10-15 00:23:30,827 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 00:23:32,117 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-15 00:23:32,982 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:23:33,282 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2020-10-15 00:23:37,485 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-15 00:23:40,353 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-15 00:23:40,500 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-15 00:23:40,786 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2020-10-15 00:23:40,948 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-15 00:23:42,529 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:23:43,356 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-15 00:23:44,148 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-15 00:23:45,056 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:23:47,117 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-15 00:23:47,957 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:23:48,147 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-15 00:23:48,944 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-15 00:23:50,439 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 388 DAG size of output: 386