/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:26:09,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:26:09,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:26:09,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:26:09,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:26:09,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:26:09,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:26:09,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:26:09,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:26:09,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:26:09,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:26:09,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:26:09,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:26:09,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:26:09,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:26:09,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:26:09,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:26:09,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:26:09,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:26:09,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:26:09,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:26:09,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:26:09,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:26:09,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:26:09,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:26:09,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:26:09,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:26:09,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:26:09,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:26:09,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:26:09,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:26:09,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:26:09,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:26:09,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:26:09,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:26:09,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:26:09,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:26:09,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:26:09,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:26:09,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:26:09,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:26:09,527 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 [2020-10-29 10:26:09,588 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:26:09,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:26:09,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:26:09,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:26:09,594 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:26:09,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:26:09,595 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:26:09,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:26:09,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:26:09,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:26:09,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:26:09,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:26:09,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:26:09,598 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:26:09,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:26:09,599 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:26:09,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:26:09,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:26:09,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:26:09,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:26:09,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:26:09,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:26:09,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:26:09,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:26:09,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:26:09,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:26:09,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:26:09,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:26:09,602 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:26:09,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:26:10,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:26:10,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:26:10,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:26:10,058 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:26:10,058 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:26:10,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product22.cil.c [2020-10-29 10:26:10,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c0984c26/eb0ada1b28c34bad9c150b04c1dbdf4c/FLAG484902c75 [2020-10-29 10:26:10,907 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:26:10,908 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product22.cil.c [2020-10-29 10:26:10,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c0984c26/eb0ada1b28c34bad9c150b04c1dbdf4c/FLAG484902c75 [2020-10-29 10:26:11,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c0984c26/eb0ada1b28c34bad9c150b04c1dbdf4c [2020-10-29 10:26:11,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:26:11,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:26:11,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:26:11,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:26:11,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:26:11,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:26:11" (1/1) ... [2020-10-29 10:26:11,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a45c2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:11, skipping insertion in model container [2020-10-29 10:26:11,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:26:11" (1/1) ... [2020-10-29 10:26:11,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:26:11,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:26:11,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:26:11,907 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:26:12,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:26:12,087 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:26:12,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12 WrapperNode [2020-10-29 10:26:12,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:26:12,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:26:12,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:26:12,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:26:12,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (1/1) ... [2020-10-29 10:26:12,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (1/1) ... [2020-10-29 10:26:12,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (1/1) ... [2020-10-29 10:26:12,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (1/1) ... [2020-10-29 10:26:12,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (1/1) ... [2020-10-29 10:26:12,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (1/1) ... [2020-10-29 10:26:12,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (1/1) ... [2020-10-29 10:26:12,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:26:12,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:26:12,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:26:12,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:26:12,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (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 [2020-10-29 10:26:12,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:26:12,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:26:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:26:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:26:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:26:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:26:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:26:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:26:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:26:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:26:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:26:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:26:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:26:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:26:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:26:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:26:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:26:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:26:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:26:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:26:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:26:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:26:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:26:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:26:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:26:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:26:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:26:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:26:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:26:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:26:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:26:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:26:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:26:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:26:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:26:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:26:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:26:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:26:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:26:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:26:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:26:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:26:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:26:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:26:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:26:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:26:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:26:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-29 10:26:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:26:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:26:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:26:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-29 10:26:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:26:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-29 10:26:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:26:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:26:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:26:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:26:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:26:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:26:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:26:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:26:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:26:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:26:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:26:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:26:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:26:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:26:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:26:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:26:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:26:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:26:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:26:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:26:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:26:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:26:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:26:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:26:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:26:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:26:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:26:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:26:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:26:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:26:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:26:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:26:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:26:12,391 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:26:12,391 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:26:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:26:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:26:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:26:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:26:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:26:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:26:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:26:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:26:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:26:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:26:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:26:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:26:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:26:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-29 10:26:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-29 10:26:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:26:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:26:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:26:12,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:26:14,909 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:26:14,909 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:26:14,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:26:14 BoogieIcfgContainer [2020-10-29 10:26:14,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:26:14,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:26:14,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:26:14,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:26:14,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:26:11" (1/3) ... [2020-10-29 10:26:14,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7886dc87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:26:14, skipping insertion in model container [2020-10-29 10:26:14,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:12" (2/3) ... [2020-10-29 10:26:14,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7886dc87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:26:14, skipping insertion in model container [2020-10-29 10:26:14,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:26:14" (3/3) ... [2020-10-29 10:26:14,927 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product22.cil.c [2020-10-29 10:26:14,939 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:26:14,946 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:26:14,961 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:26:15,005 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:26:15,005 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:26:15,006 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:26:15,006 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:26:15,006 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:26:15,006 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:26:15,006 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:26:15,006 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:26:15,055 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states. [2020-10-29 10:26:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-29 10:26:15,082 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:26:15,084 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:26:15,084 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:26:15,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:26:15,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1175688394, now seen corresponding path program 1 times [2020-10-29 10:26:15,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:26:15,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [534177880] [2020-10-29 10:26:15,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:26:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:15,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:16,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:16,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:17,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:18,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:19,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:20,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:20,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-29 10:26:20,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:26:20,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-29 10:26:20,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:20,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 10:26:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:26:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-29 10:26:20,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 10:26:21,771 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:26:21,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:26:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:21,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:22,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 191 [2020-10-29 10:26:22,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:22,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:26:22,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:26:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:26:22,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:26:22,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:26:22,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:26:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:26:22,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:26:22,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:26:22,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:26:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:22,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:26:22,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:26:22,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:26:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:26:22,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:26:22,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:26:22,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,295 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:26:22,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:26:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:26:22,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-29 10:26:22,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:26:22,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,527 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:26:22,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:26:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:22,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:26:22,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:22,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 10:26:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:26:22,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:26:22,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-29 10:26:22,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:22,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:26:22,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 10:26:22,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:26:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:26:22,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:26:22,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:22,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:22,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:26:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:22,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:22,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:22,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:26:22,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:22,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:26:22,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:22,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:22,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:22,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:22,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:22,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:22,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:26:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:23,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:23,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:23,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:26:23,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:23,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:23,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:23,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:23,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:23,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:23,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 10:26:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:23,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:23,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:23,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:26:23,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:23,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:26:23,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:23,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:23,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:23,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:23,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:26:23,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:23,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:26:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:23,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:23,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:23,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:23,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:23,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:23,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:23,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:23,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:23,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:23,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:23,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:26:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:23,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:23,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:23,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:23,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:23,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:26:23,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:23,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:23,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:23,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:23,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:23,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:23,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 10:26:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:23,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:23,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:23,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:23,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:23,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:26:23,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:23,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:23,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:23,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:23,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:26:23,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:23,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 10:26:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:23,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:23,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:23,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:23,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:23,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:26:23,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:23,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:23,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:23,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:26:23,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:23,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 10:26:23,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [534177880] [2020-10-29 10:26:23,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:26:23,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 10:26:23,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041034033] [2020-10-29 10:26:23,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 10:26:23,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:26:23,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 10:26:23,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-29 10:26:23,195 INFO L87 Difference]: Start difference. First operand 816 states. Second operand 8 states. [2020-10-29 10:26:25,183 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:26:25,677 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:26:26,887 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:26:28,089 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:26:29,532 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:26:31,128 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:26:35,121 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:27:04,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:27:04,319 INFO L93 Difference]: Finished difference Result 2376 states and 4165 transitions. [2020-10-29 10:27:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 10:27:04,322 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-29 10:27:04,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:27:04,376 INFO L225 Difference]: With dead ends: 2376 [2020-10-29 10:27:04,376 INFO L226 Difference]: Without dead ends: 1714 [2020-10-29 10:27:04,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=107, Invalid=199, Unknown=0, NotChecked=0, Total=306 [2020-10-29 10:27:04,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1714 states. [2020-10-29 10:27:04,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1714 to 1200. [2020-10-29 10:27:04,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1200 states. [2020-10-29 10:27:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1942 transitions. [2020-10-29 10:27:05,016 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1942 transitions. Word has length 94 [2020-10-29 10:27:05,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:27:05,017 INFO L481 AbstractCegarLoop]: Abstraction has 1200 states and 1942 transitions. [2020-10-29 10:27:05,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 10:27:05,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1942 transitions. [2020-10-29 10:27:05,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-29 10:27:05,030 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:27:05,030 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:27:05,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:27:05,031 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:27:05,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:27:05,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1530180883, now seen corresponding path program 1 times [2020-10-29 10:27:05,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:27:05,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1199038151] [2020-10-29 10:27:05,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:27:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:05,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:05,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:05,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:06,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:07,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:08,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:10,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:10,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-29 10:27:10,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:27:10,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 10:27:10,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:10,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:10,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 10:27:10,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-29 10:27:10,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-29 10:27:10,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:27:11,398 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:27:11,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:27:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:11,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:11,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:11,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:11,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:11,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 10:27:11,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:11,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:11,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:11,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:11,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:11,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:11,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:27:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:11,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:11,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:11,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:27:11,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:11,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:27:11,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:11,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:11,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:11,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:11,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:11,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:11,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:27:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:11,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:11,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:11,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:27:11,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:11,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:27:11,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:11,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:11,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:11,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:27:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:11,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:11,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:11,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:11,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:11,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:27:11,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:11,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:11,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:11,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:11,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:11,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:27:11,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:27:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:11,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:11,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:11,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:27:11,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:11,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:27:11,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:11,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:11,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:11,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:11,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:11,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:11,798 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:27:11,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:27:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:11,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:11,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:11,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:27:11,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:11,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 10:27:11,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:11,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:11,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:11,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:11,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:27:11,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:11,994 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:27:11,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:27:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:12,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:12,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:27:12,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:12,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:27:12,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 10:27:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:27:12,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:27:12,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 229 [2020-10-29 10:27:12,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:12,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:27:12,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:27:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:27:12,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:12,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:27:12,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:12,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:27:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:27:12,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:12,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:27:12,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:12,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:27:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:27:12,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:12,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:27:12,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:12,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:12,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 10:27:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:27:12,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:27:12,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 10:27:12,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:27:12,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:27:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:12,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:12,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:27:12,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:12,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:27:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:12,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:12,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:27:12,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:12,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:12,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 10:27:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:12,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:12,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:12,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:27:12,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:12,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:12,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:12,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:12,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:27:12,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:12,611 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:27:12,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 10:27:12,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:12,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:12,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:13,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:13,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:17,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:17,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 10:27:17,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:27:17,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 10:27:17,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:17,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:17,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:27:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 10:27:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:27:17,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:17,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:27:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:17,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:17,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:17,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:27:17,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:17,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 10:27:17,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:17,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:27:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:17,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 10:27:17,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:17,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 10:27:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:17,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:17,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:17,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:17,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:17,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:27:17,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:17,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:17,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:17,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:17,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:27:17,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:17,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:27:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:17,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:17,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:17,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:27:17,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:17,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:27:17,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:17,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:17,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:17,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:17,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:27:17,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:17,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 10:27:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:17,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:17,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:17,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:27:17,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:17,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 10:27:17,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:17,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:17,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:27:17,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:27:17,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:27:17,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:17,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:27:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:17,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:17,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:17,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:27:17,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:17,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:27:17,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:17,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:17,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:17,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:17,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:27:17,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:17,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:27:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:17,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:17,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:17,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:27:17,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:17,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:27:17,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:17,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:17,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:17,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:27:17,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:27:17,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:18,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 10:27:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:18,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:18,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:18,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:18,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:27:18,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:27:18,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:27:18,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:18,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:27:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 10:27:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 10:27:18,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:18,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-29 10:27:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:27:18,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:27:18,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:27:18,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:27:18,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:27:18,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:27:18,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:27:18,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:27:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:27:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:27:18,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:27:18,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:27:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-29 10:27:18,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1199038151] [2020-10-29 10:27:18,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:27:18,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 10:27:18,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558924993] [2020-10-29 10:27:18,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 10:27:18,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:27:18,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 10:27:18,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2020-10-29 10:27:18,249 INFO L87 Difference]: Start difference. First operand 1200 states and 1942 transitions. Second operand 15 states. [2020-10-29 10:27:20,227 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-29 10:27:20,752 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:27:21,950 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:27:23,744 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:27:25,782 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:27:26,380 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-29 10:27:27,417 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 10:27:28,879 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:27:30,972 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:27:31,914 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:27:33,420 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:27:33,774 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:27:34,444 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:27:35,769 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:27:36,541 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:27:37,994 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-29 10:27:38,744 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-29 10:27:40,738 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:27:41,292 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-29 10:27:42,096 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:27:43,682 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:27:44,368 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:27:45,728 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:27:46,806 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:27:47,525 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-29 10:27:49,697 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:27:50,252 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-29 10:27:51,012 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:27:52,191 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:27:54,031 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:27:57,677 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 10:28:00,960 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:28:01,418 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-29 10:28:01,882 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:28:02,653 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:28:06,124 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:28:08,832 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:28:14,075 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:28:45,934 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-29 10:28:52,991 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-29 10:28:54,274 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:28:55,535 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-29 10:28:56,400 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:28:59,007 WARN L193 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 428 DAG size of output: 421 [2020-10-29 10:29:00,312 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:29:01,160 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:29:05,077 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-29 10:29:05,375 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:29:05,568 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:29:06,866 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-29 10:29:07,065 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:29:07,323 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-29 10:29:07,647 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:29:08,211 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:29:09,516 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-29 10:29:09,716 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-29 10:29:10,174 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:29:10,495 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:29:11,383 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:29:11,861 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:29:12,380 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:29:12,742 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 10:29:21,082 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:29:21,749 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-29 10:29:24,224 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 426 DAG size of output: 419 [2020-10-29 10:29:24,900 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:29:27,057 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:29:28,590 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:29:29,505 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:29:31,713 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-29 10:29:33,437 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-29 10:29:34,859 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:29:35,426 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:29:38,231 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:29:38,871 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-29 10:29:41,425 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 426 DAG size of output: 419 [2020-10-29 10:29:42,086 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:29:46,045 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-29 10:29:47,568 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:29:55,026 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:29:56,243 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:30:02,079 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-29 10:30:02,533 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 10:30:04,963 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 424 DAG size of output: 417