/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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:26:31,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:26:31,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:26:31,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:26:31,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:26:31,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:26:31,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:26:31,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:26:31,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:26:31,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:26:31,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:26:31,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:26:31,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:26:31,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:26:31,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:26:31,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:26:31,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:26:31,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:26:31,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:26:31,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:26:31,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:26:31,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:26:31,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:26:31,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:26:31,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:26:31,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:26:31,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:26:31,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:26:31,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:26:31,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:26:31,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:26:31,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:26:31,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:26:31,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:26:31,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:26:31,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:26:31,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:26:31,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:26:31,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:26:31,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:26:31,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:26:31,477 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 10:26:31,532 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:26:31,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:26:31,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:26:31,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:26:31,538 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:26:31,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:26:31,539 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:26:31,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:26:31,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:26:31,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:26:31,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:26:31,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:26:31,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:26:31,541 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:26:31,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:26:31,542 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:26:31,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:26:31,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:26:31,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:26:31,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:26:31,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:26:31,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:26:31,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:26:31,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:26:31,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:26:31,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:26:31,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:26:31,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:26:31,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:26:31,545 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:26:32,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:26:32,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:26:32,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:26:32,049 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:26:32,050 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:26:32,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product25.cil.c [2020-10-29 10:26:32,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/952c3ef97/dac27e778122445bbeda78f667ab6f91/FLAG857fad926 [2020-10-29 10:26:33,023 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:26:33,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product25.cil.c [2020-10-29 10:26:33,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/952c3ef97/dac27e778122445bbeda78f667ab6f91/FLAG857fad926 [2020-10-29 10:26:33,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/952c3ef97/dac27e778122445bbeda78f667ab6f91 [2020-10-29 10:26:33,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:26:33,232 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:26:33,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:26:33,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:26:33,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:26:33,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:26:33" (1/1) ... [2020-10-29 10:26:33,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f892252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:33, skipping insertion in model container [2020-10-29 10:26:33,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:26:33" (1/1) ... [2020-10-29 10:26:33,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:26:33,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:26:33,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:26:33,999 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:26:34,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:26:34,182 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:26:34,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34 WrapperNode [2020-10-29 10:26:34,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:26:34,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:26:34,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:26:34,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:26:34,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (1/1) ... [2020-10-29 10:26:34,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (1/1) ... [2020-10-29 10:26:34,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (1/1) ... [2020-10-29 10:26:34,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (1/1) ... [2020-10-29 10:26:34,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (1/1) ... [2020-10-29 10:26:34,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (1/1) ... [2020-10-29 10:26:34,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (1/1) ... [2020-10-29 10:26:34,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:26:34,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:26:34,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:26:34,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:26:34,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (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 10:26:34,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:26:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:26:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:26:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:26:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:26:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:26:34,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:26:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:26:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:26:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:26:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:26:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:26:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:26:34,511 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:26:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:26:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:26:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:26:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:26:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:26:34,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:26:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:26:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:26:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:26:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:26:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:26:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:26:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:26:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:26:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:26:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:26:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:26:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:26:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:26:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:26:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:26:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:26:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:26:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:26:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:26:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:26:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:26:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:26:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-29 10:26:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:26:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:26:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:26:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:26:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:26:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:26:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:26:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:26:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:26:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:26:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:26:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:26:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:26:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:26:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:26:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:26:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:26:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:26:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:26:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:26:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:26:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:26:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:26:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:26:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:26:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:26:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:26:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:26:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:26:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:26:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:26:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:26:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:26:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:26:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:26:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:26:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:26:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:26:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:26:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:26:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:26:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:26:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:26:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:26:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:26:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:26:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:26:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:26:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:26:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:26:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:26:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:26:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:26:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:26:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:26:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:26:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:26:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:26:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:26:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:26:34,529 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:26:34,529 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:26:34,529 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:26:34,529 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:26:34,529 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:26:34,529 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:26:34,529 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:26:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:26:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:26:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:26:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:26:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:26:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:26:34,530 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:26:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:26:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-29 10:26:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:26:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:26:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:26:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:26:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:26:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:26:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:26:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:26:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:26:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:26:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:26:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:26:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:26:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:26:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:26:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:26:37,939 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:26:37,939 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:26:37,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:26:37 BoogieIcfgContainer [2020-10-29 10:26:37,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:26:37,946 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:26:37,946 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:26:37,952 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:26:37,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:26:33" (1/3) ... [2020-10-29 10:26:37,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c192a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:26:37, skipping insertion in model container [2020-10-29 10:26:37,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:26:34" (2/3) ... [2020-10-29 10:26:37,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c192a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:26:37, skipping insertion in model container [2020-10-29 10:26:37,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:26:37" (3/3) ... [2020-10-29 10:26:37,956 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product25.cil.c [2020-10-29 10:26:37,969 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:26:37,975 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:26:37,989 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:26:38,034 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:26:38,034 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:26:38,034 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:26:38,034 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:26:38,034 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:26:38,035 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:26:38,035 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:26:38,035 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:26:38,075 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states. [2020-10-29 10:26:38,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-29 10:26:38,105 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:26:38,106 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:26:38,107 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 10:26:38,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:26:38,113 INFO L82 PathProgramCache]: Analyzing trace with hash 110714877, now seen corresponding path program 1 times [2020-10-29 10:26:38,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:26:38,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1886591822] [2020-10-29 10:26:38,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:26:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:38,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:39,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:39,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:40,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:41,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:42,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:42,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:42,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:43,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:43,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-29 10:26:43,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:26:43,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5095 [2020-10-29 10:26:43,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:43,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:26:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-29 10:26:43,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 10:26:43,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-29 10:26:46,082 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-29 10:26:46,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:26:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:46,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:46,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:46,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:46,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:46,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 10:26:46,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:46,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:46,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:46,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:46,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:46,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:46,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:26:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:46,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:46,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:46,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:26:46,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:46,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:46,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:46,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:46,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:46,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:46,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:46,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:46,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:26:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:46,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:46,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:46,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:26:46,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:46,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:26:46,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:46,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:46,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:46,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:26:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:46,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:46,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:46,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:46,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:46,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:26:46,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:46,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:46,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:46,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:46,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:46,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:46,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:26:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:46,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:46,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:46,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:26:46,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:46,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:26:46,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:46,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:46,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:46,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:46,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:46,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:46,619 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:26:46,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:26:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:46,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:46,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:46,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:26:46,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:46,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 10:26:46,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:46,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:26:46,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:46,934 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:26:46,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:26:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:46,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:46,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:46,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:46,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:46,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 10:26:46,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:46,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:46,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:46,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:46,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:26:46,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 10:26:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:26:47,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:26:47,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 614 [2020-10-29 10:26:47,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:26:47,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:26:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:26:47,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:47,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:47,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:26:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:26:47,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:26:47,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:26:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:26:47,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:26:47,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:26:47,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 10:26:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:26:47,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 10:26:47,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:47,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:26:47,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:26:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:47,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:47,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:26:47,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:26:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:47,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:47,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 10:26:47,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 10:26:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:26:47,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:26:47,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 10:26:47,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:47,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:26:47,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:26:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:26:47,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:47,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:26:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 10:26:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:26:47,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:26:47,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:26:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 10:26:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:26:47,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 10:26:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:26:47,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:26:47,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:26:47,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:47,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 10:26:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:26:47,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:26:47,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:26:47,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:26:47,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:26:47,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:26:47,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:26:47,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:26:47,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:26:47,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:26:47,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:26:47,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:26:48,040 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 10:26:48,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1886591822] [2020-10-29 10:26:48,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:26:48,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 10:26:48,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789704216] [2020-10-29 10:26:48,052 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 10:26:48,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:26:48,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 10:26:48,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-29 10:26:48,070 INFO L87 Difference]: Start difference. First operand 782 states. Second operand 11 states. [2020-10-29 10:26:51,159 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:26:51,972 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:26:53,999 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:26:56,392 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:26:58,810 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:26:59,739 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:27:00,363 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:27:00,663 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-29 10:27:03,022 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-29 10:27:05,861 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:27:06,237 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:27:09,301 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:27:10,063 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:27:12,710 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:27:15,628 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:27:17,361 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:27:17,852 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:27:18,712 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:27:21,416 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:27:24,556 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:27:29,826 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:28:42,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:28:42,249 INFO L93 Difference]: Finished difference Result 3472 states and 6328 transitions. [2020-10-29 10:28:42,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-29 10:28:42,252 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 116 [2020-10-29 10:28:42,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:28:42,325 INFO L225 Difference]: With dead ends: 3472 [2020-10-29 10:28:42,325 INFO L226 Difference]: Without dead ends: 2798 [2020-10-29 10:28:42,340 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 15.3s TimeCoverageRelationStatistics Valid=505, Invalid=1565, Unknown=0, NotChecked=0, Total=2070 [2020-10-29 10:28:42,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2798 states. [2020-10-29 10:28:43,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2798 to 1769. [2020-10-29 10:28:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1769 states. [2020-10-29 10:28:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1769 states and 2868 transitions. [2020-10-29 10:28:43,051 INFO L78 Accepts]: Start accepts. Automaton has 1769 states and 2868 transitions. Word has length 116 [2020-10-29 10:28:43,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:28:43,052 INFO L481 AbstractCegarLoop]: Abstraction has 1769 states and 2868 transitions. [2020-10-29 10:28:43,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 10:28:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2868 transitions. [2020-10-29 10:28:43,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-29 10:28:43,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:28:43,067 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:28:43,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:28:43,068 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 10:28:43,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:28:43,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1526899372, now seen corresponding path program 1 times [2020-10-29 10:28:43,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:28:43,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [398693429] [2020-10-29 10:28:43,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:28:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:43,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:43,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:43,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:44,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:44,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:45,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:45,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:47,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:47,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:48,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:48,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-29 10:28:48,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 10:28:48,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5082 [2020-10-29 10:28:48,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:48,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 10:28:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-29 10:28:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-29 10:28:48,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:50,356 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-29 10:28:50,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:28:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:50,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:50,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:50,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:50,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:50,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 10:28:50,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:50,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:50,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:50,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:50,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:50,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:28:50,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:28:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:50,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:50,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:50,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:28:50,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:50,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:50,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:50,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:50,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:50,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:50,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:50,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:28:50,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:28:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:50,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:50,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:50,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:28:50,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:50,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:50,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:50,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:50,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:50,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:50,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:50,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:50,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:28:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:50,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:50,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:50,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:50,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:50,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:50,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:50,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:50,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:50,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:50,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:50,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:50,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:28:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:50,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:50,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:50,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:28:50,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:50,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:28:50,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:50,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:50,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:50,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:50,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:50,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:28:50,890 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:28:50,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:28:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:50,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:50,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:50,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:28:50,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:50,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 10:28:50,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:50,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:50,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:50,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:50,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:50,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:28:51,148 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:28:51,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:28:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:51,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:51,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:51,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:51,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:28:51,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:51,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:51,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:51,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:51,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:51,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:28:51,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 10:28:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:51,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:51,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:28:51,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:28:51,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 317 [2020-10-29 10:28:51,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:51,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:51,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:28:51,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:28:51,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:28:51,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:51,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:28:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:51,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:51,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:28:51,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:51,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:28:51,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:51,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:28:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:51,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:28:51,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:28:51,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:28:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:51,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:51,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:28:51,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:28:51,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 10:28:51,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:51,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:51,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:28:51,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:28:51,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:28:51,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:51,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:28:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:51,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:51,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:28:51,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:51,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:28:51,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:51,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:28:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:51,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:28:51,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:51,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 10:28:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:51,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:51,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:28:51,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:51,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 10:28:51,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:51,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:51,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:28:51,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:51,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 10:28:51,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:51,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:28:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:51,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:51,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:51,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:51,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:51,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:28:51,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:51,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:28:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:28:51,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:52,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:28:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:52,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:52,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:52,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:52,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:52,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:28:52,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:52,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:28:52,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:52,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 10:28:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:52,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:28:52,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:28:52,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 10:28:52,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:52,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:52,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:28:52,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:52,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:28:52,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:52,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:28:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:52,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:28:52,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:52,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:52,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:52,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:52,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:52,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:52,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:52,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:52,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 10:28:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:52,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:28:52,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:52,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 10:28:52,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:52,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:28:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:28:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 10:28:52,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:52,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 10:28:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:52,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:52,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:52,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:28:52,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:52,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:52,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:28:52,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:52,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:28:52,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:52,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 10:28:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:52,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:28:52,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:28:52,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:28:52,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:52,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:52,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:28:52,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 10:28:52,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 10:28:52,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:28:52,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 10:28:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:52,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:52,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:52,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:52,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:52,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:52,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:28:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:52,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:28:52,556 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 10:28:52,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [398693429] [2020-10-29 10:28:52,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:28:52,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-10-29 10:28:52,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994205173] [2020-10-29 10:28:52,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-29 10:28:52,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:28:52,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-29 10:28:52,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-10-29 10:28:52,561 INFO L87 Difference]: Start difference. First operand 1769 states and 2868 transitions. Second operand 22 states. [2020-10-29 10:28:56,427 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:28:57,387 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:28:59,651 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:29:02,276 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:29:04,613 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:29:06,785 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:29:09,149 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-29 10:29:11,340 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-29 10:29:14,206 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:29:16,377 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:29:16,881 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:29:17,349 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:29:20,961 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:29:23,232 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:29:23,545 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:29:26,410 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-29 10:29:26,990 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:29:27,973 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-29 10:29:30,392 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-29 10:29:32,454 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:29:34,788 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:29:36,738 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 10:29:37,428 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:29:39,544 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:29:40,198 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:29:40,672 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:29:41,085 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:29:43,211 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-29 10:29:43,686 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:29:44,115 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 10:29:44,820 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:29:46,978 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-29 10:29:48,055 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 10:29:52,136 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:29:56,692 WARN L193 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 404 DAG size of output: 401 [2020-10-29 10:29:58,979 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:30:03,292 WARN L193 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 404 DAG size of output: 401 [2020-10-29 10:30:05,728 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:30:08,033 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:30:09,702 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:30:11,142 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:30:11,765 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:30:12,561 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:30:13,339 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-29 10:30:15,858 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:30:18,675 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-29 10:30:20,169 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:30:23,660 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:30:24,438 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:30:26,765 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-29 10:30:27,320 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 10:30:29,406 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 10:30:29,871 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:30:30,292 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 10:30:32,280 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:30:35,005 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 114