/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=SHALLOWEST --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/minepump_spec1_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:24:43,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:24:43,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:24:43,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:24:43,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:24:43,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:24:43,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:24:43,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:24:43,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:24:43,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:24:43,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:24:43,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:24:43,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:24:43,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:24:43,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:24:43,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:24:43,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:24:43,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:24:43,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:24:43,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:24:43,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:24:43,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:24:43,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:24:43,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:24:43,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:24:43,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:24:43,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:24:43,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:24:43,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:24:43,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:24:43,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:24:43,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:24:43,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:24:43,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:24:43,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:24:43,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:24:43,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:24:43,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:24:43,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:24:43,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:24:43,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:24:43,959 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 [2020-10-27 03:24:44,006 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:24:44,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:24:44,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:24:44,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:24:44,011 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:24:44,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:24:44,012 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:24:44,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:24:44,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:24:44,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:24:44,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:24:44,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:24:44,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:24:44,014 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:24:44,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:24:44,014 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:24:44,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:24:44,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:24:44,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:24:44,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:24:44,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:24:44,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:24:44,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:24:44,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:24:44,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:24:44,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:24:44,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:24:44,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:24:44,017 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:24:44,017 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:24:44,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:24:44,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:24:44,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:24:44,467 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:24:44,468 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:24:44,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_productSimulator.cil.c [2020-10-27 03:24:44,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5c6055f6/7329431dda37443e8ab1fc2ec7cf90a9/FLAG1cb331df9 [2020-10-27 03:24:45,293 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:24:45,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_productSimulator.cil.c [2020-10-27 03:24:45,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5c6055f6/7329431dda37443e8ab1fc2ec7cf90a9/FLAG1cb331df9 [2020-10-27 03:24:45,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5c6055f6/7329431dda37443e8ab1fc2ec7cf90a9 [2020-10-27 03:24:45,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:24:45,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:24:45,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:24:45,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:24:45,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:24:45,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:24:45" (1/1) ... [2020-10-27 03:24:45,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c3f450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:45, skipping insertion in model container [2020-10-27 03:24:45,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:24:45" (1/1) ... [2020-10-27 03:24:45,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:24:45,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:24:46,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:24:46,044 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:24:46,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:24:46,280 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:24:46,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46 WrapperNode [2020-10-27 03:24:46,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:24:46,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:24:46,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:24:46,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:24:46,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (1/1) ... [2020-10-27 03:24:46,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (1/1) ... [2020-10-27 03:24:46,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (1/1) ... [2020-10-27 03:24:46,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (1/1) ... [2020-10-27 03:24:46,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (1/1) ... [2020-10-27 03:24:46,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (1/1) ... [2020-10-27 03:24:46,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (1/1) ... [2020-10-27 03:24:46,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:24:46,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:24:46,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:24:46,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:24:46,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (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 [2020-10-27 03:24:46,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:24:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:24:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:24:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:24:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:24:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:24:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2020-10-27 03:24:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2020-10-27 03:24:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2020-10-27 03:24:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2020-10-27 03:24:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2020-10-27 03:24:46,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2020-10-27 03:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2020-10-27 03:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2020-10-27 03:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:24:46,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:24:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:24:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:24:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:24:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:24:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 03:24:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:24:46,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:24:46,466 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:24:46,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:24:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:24:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:24:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:24:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:24:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:24:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:24:46,468 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:24:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:24:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:24:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:24:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:24:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:24:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:24:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:24:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:24:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 03:24:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:24:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:24:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:24:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:24:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:24:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:24:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:24:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:24:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2020-10-27 03:24:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:24:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2020-10-27 03:24:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2020-10-27 03:24:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:24:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2020-10-27 03:24:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2020-10-27 03:24:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:24:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2020-10-27 03:24:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2020-10-27 03:24:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2020-10-27 03:24:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:24:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:24:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:24:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:24:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:24:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:24:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:24:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:24:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:24:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:24:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:24:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:24:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:24:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:24:47,775 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:24:47,776 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:24:47,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:24:47 BoogieIcfgContainer [2020-10-27 03:24:47,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:24:47,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:24:47,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:24:47,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:24:47,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:24:45" (1/3) ... [2020-10-27 03:24:47,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a99ebef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:24:47, skipping insertion in model container [2020-10-27 03:24:47,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:24:46" (2/3) ... [2020-10-27 03:24:47,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a99ebef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:24:47, skipping insertion in model container [2020-10-27 03:24:47,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:24:47" (3/3) ... [2020-10-27 03:24:47,787 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_productSimulator.cil.c [2020-10-27 03:24:47,799 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:24:47,804 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:24:47,817 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:24:47,845 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:24:47,845 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:24:47,845 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:24:47,846 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:24:47,846 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:24:47,846 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:24:47,846 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:24:47,846 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:24:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2020-10-27 03:24:47,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-27 03:24:47,883 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:47,884 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:47,884 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]=== [2020-10-27 03:24:47,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:47,891 INFO L82 PathProgramCache]: Analyzing trace with hash 329655975, now seen corresponding path program 1 times [2020-10-27 03:24:47,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:47,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1850372731] [2020-10-27 03:24:47,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:48,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:49,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:50,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:51,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:53,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:53,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-27 03:24:53,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:24:53,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 03:24:53,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:53,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:24:53,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:53,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-27 03:24:53,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:24:53,769 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 03:24:53,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:53,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:53,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:53,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:53,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:53,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 03:24:53,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:53,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:53,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:53,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:53,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:53,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:53,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:53,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:53,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:53,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:53,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:53,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:53,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:53,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:53,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:53,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:53,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:24:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:53,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:53,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:53,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 03:24:53,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:53,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 03:24:53,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:53,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:54,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:24:54,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:54,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:54,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:24:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:54,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:54,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 03:24:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:54,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 03:24:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:54,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:24:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:54,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:54,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:54,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:24:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:54,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:54,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:54,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:54,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:54,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:24:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:54,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:54,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:54,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 03:24:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:54,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:54,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:54,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:54,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:54,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:54,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:54,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:54,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:54,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:54,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-27 03:24:54,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1850372731] [2020-10-27 03:24:54,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:24:54,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 03:24:54,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247246899] [2020-10-27 03:24:54,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 03:24:54,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:54,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 03:24:54,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 03:24:54,140 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 6 states. [2020-10-27 03:24:54,785 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 03:24:59,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:59,442 INFO L93 Difference]: Finished difference Result 643 states and 856 transitions. [2020-10-27 03:24:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:24:59,444 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2020-10-27 03:24:59,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:59,464 INFO L225 Difference]: With dead ends: 643 [2020-10-27 03:24:59,464 INFO L226 Difference]: Without dead ends: 438 [2020-10-27 03:24:59,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:24:59,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2020-10-27 03:24:59,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 348. [2020-10-27 03:24:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-10-27 03:24:59,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 436 transitions. [2020-10-27 03:24:59,704 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 436 transitions. Word has length 79 [2020-10-27 03:24:59,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:59,705 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 436 transitions. [2020-10-27 03:24:59,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 03:24:59,705 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 436 transitions. [2020-10-27 03:24:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 03:24:59,712 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:59,712 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:59,713 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:24:59,713 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]=== [2020-10-27 03:24:59,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:59,714 INFO L82 PathProgramCache]: Analyzing trace with hash 2003662279, now seen corresponding path program 1 times [2020-10-27 03:24:59,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:59,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1952710635] [2020-10-27 03:24:59,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:59,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:00,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:00,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:01,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:04,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:04,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-27 03:25:04,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:25:04,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 03:25:04,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:04,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:25:04,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:04,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-27 03:25:04,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,296 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 03:25:05,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 03:25:05,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:05,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:05,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:05,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 03:25:05,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:25:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 03:25:05,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 03:25:05,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:05,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:25:05,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:05,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:05,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:05,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:05,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:05,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:25:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:05,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:05,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:05,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:05,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:05,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 03:25:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:05,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:05,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 03:25:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:05,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:05,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:05,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:25:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:05,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:05,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:05,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:25:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:05,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:05,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:05,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:05,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 03:25:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:05,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:05,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:25:05,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:25:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 03:25:05,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 03:25:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:05,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:05,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:05,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 03:25:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:05,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:05,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:05,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:05,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:05,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:05,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:05,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:05,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:05,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:05,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-27 03:25:05,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1952710635] [2020-10-27 03:25:05,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:05,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 03:25:05,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556946151] [2020-10-27 03:25:05,688 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:25:05,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:05,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:25:05,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:25:05,689 INFO L87 Difference]: Start difference. First operand 348 states and 436 transitions. Second operand 11 states. [2020-10-27 03:25:06,590 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 03:25:08,579 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 03:25:09,108 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 03:25:09,611 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-27 03:25:10,615 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 03:25:11,162 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 03:25:14,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:14,451 INFO L93 Difference]: Finished difference Result 1010 states and 1431 transitions. [2020-10-27 03:25:14,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 03:25:14,457 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 91 [2020-10-27 03:25:14,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:14,466 INFO L225 Difference]: With dead ends: 1010 [2020-10-27 03:25:14,466 INFO L226 Difference]: Without dead ends: 703 [2020-10-27 03:25:14,472 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=181, Invalid=419, Unknown=0, NotChecked=0, Total=600 [2020-10-27 03:25:14,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2020-10-27 03:25:14,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 590. [2020-10-27 03:25:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-27 03:25:14,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 781 transitions. [2020-10-27 03:25:14,686 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 781 transitions. Word has length 91 [2020-10-27 03:25:14,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:14,689 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 781 transitions. [2020-10-27 03:25:14,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:25:14,690 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 781 transitions. [2020-10-27 03:25:14,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 03:25:14,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:14,701 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:25:14,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:25:14,701 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:25:14,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:14,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1531987552, now seen corresponding path program 1 times [2020-10-27 03:25:14,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:14,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1877236869] [2020-10-27 03:25:14,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:14,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:14,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:14,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:16,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:16,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:19,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:19,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 03:25:19,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:25:19,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 03:25:19,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:19,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:25:19,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:19,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 207 [2020-10-27 03:25:19,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,257 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 03:25:20,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 03:25:20,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:20,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:20,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:20,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:20,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:25:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 03:25:20,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 03:25:20,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:20,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:25:20,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:25:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 03:25:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 03:25:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:25:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:20,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:20,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:25:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:20,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:20,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 03:25:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 03:25:20,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:25:20,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:20,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 03:25:20,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:25:20,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:20,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 03:25:20,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 03:25:20,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:20,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:20,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 03:25:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:25:20,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:20,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 03:25:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 03:25:20,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:20,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 03:25:20,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:20,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-27 03:25:20,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 03:25:20,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:20,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:25:20,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 03:25:20,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:20,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:25:20,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:25:20,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:20,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:25:20,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:20,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:20,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:20,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:25:20,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 03:25:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:20,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:20,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:20,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:20,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 03:25:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:20,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:20,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:20,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:20,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:20,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:20,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:20,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:20,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:20,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:20,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:20,864 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-27 03:25:20,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1877236869] [2020-10-27 03:25:20,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:25:20,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 03:25:20,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176566858] [2020-10-27 03:25:20,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:25:20,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:20,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:25:20,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:25:20,867 INFO L87 Difference]: Start difference. First operand 590 states and 781 transitions. Second operand 11 states. [2020-10-27 03:25:21,671 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 03:25:23,708 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 03:25:24,266 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 03:25:24,760 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-27 03:25:25,214 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 03:25:25,858 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-27 03:25:30,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:30,328 INFO L93 Difference]: Finished difference Result 1955 states and 2832 transitions. [2020-10-27 03:25:30,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 03:25:30,329 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 153 [2020-10-27 03:25:30,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:30,346 INFO L225 Difference]: With dead ends: 1955 [2020-10-27 03:25:30,346 INFO L226 Difference]: Without dead ends: 1317 [2020-10-27 03:25:30,351 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2020-10-27 03:25:30,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2020-10-27 03:25:30,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1081. [2020-10-27 03:25:30,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1081 states. [2020-10-27 03:25:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1427 transitions. [2020-10-27 03:25:30,658 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1427 transitions. Word has length 153 [2020-10-27 03:25:30,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:30,660 INFO L481 AbstractCegarLoop]: Abstraction has 1081 states and 1427 transitions. [2020-10-27 03:25:30,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:25:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1427 transitions. [2020-10-27 03:25:30,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-27 03:25:30,666 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:30,666 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:25:30,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:25:30,666 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:25:30,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:30,667 INFO L82 PathProgramCache]: Analyzing trace with hash -803713924, now seen corresponding path program 1 times [2020-10-27 03:25:30,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:30,667 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67710485] [2020-10-27 03:25:30,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:30,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-27 03:25:31,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 416 [2020-10-27 03:25:31,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-27 03:25:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:25:31,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,546 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 03:25:31,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:25:31,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:25:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 03:25:31,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:25:31,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 41 [2020-10-27 03:25:31,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:31,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:25:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 03:25:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 03:25:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:25:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:31,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:25:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:31,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:31,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 03:25:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 03:25:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 03:25:31,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:25:31,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:31,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 03:25:31,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:25:31,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 03:25:31,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:25:31,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 03:25:31,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:25:31,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 03:25:31,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:25:31,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:31,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:25:31,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:25:31,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:25:31,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:25:31,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:25:31,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:25:31,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:25:31,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:31,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:25:31,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:31,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:25:31,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:31,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:25:31,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:25:31,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:31,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:25:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:31,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:25:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:31,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:31,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:31,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:31,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:31,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:31,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:31,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-27 03:25:32,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67710485] [2020-10-27 03:25:32,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:32,012 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 03:25:32,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999850294] [2020-10-27 03:25:32,013 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:25:32,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:32,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:25:32,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:25:32,014 INFO L87 Difference]: Start difference. First operand 1081 states and 1427 transitions. Second operand 11 states. [2020-10-27 03:25:34,486 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 03:25:34,959 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-27 03:25:35,432 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 03:25:35,936 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-27 03:25:38,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:38,531 INFO L93 Difference]: Finished difference Result 2406 states and 3517 transitions. [2020-10-27 03:25:38,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 03:25:38,532 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 128 [2020-10-27 03:25:38,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:38,547 INFO L225 Difference]: With dead ends: 2406 [2020-10-27 03:25:38,547 INFO L226 Difference]: Without dead ends: 1366 [2020-10-27 03:25:38,552 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=136, Invalid=326, Unknown=0, NotChecked=0, Total=462 [2020-10-27 03:25:38,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1366 states. [2020-10-27 03:25:38,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1366 to 1101. [2020-10-27 03:25:38,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1101 states. [2020-10-27 03:25:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 1101 states and 1447 transitions. [2020-10-27 03:25:38,857 INFO L78 Accepts]: Start accepts. Automaton has 1101 states and 1447 transitions. Word has length 128 [2020-10-27 03:25:38,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:38,857 INFO L481 AbstractCegarLoop]: Abstraction has 1101 states and 1447 transitions. [2020-10-27 03:25:38,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:25:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1447 transitions. [2020-10-27 03:25:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 03:25:38,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:38,862 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:25:38,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:25:38,862 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:25:38,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:38,863 INFO L82 PathProgramCache]: Analyzing trace with hash -868866145, now seen corresponding path program 1 times [2020-10-27 03:25:38,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:38,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1214701462] [2020-10-27 03:25:38,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:38,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:38,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:42,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:43,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:43,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-27 03:25:43,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:25:43,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:25:43,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-27 03:25:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-27 03:25:43,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,421 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 03:25:44,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:25:44,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:25:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 03:25:44,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:25:44,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:44,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:25:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:44,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 03:25:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 03:25:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:44,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:25:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:25:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:44,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 03:25:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:44,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:44,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:44,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 03:25:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 03:25:44,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:25:44,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 03:25:44,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:25:44,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:44,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 03:25:44,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:44,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 03:25:44,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:44,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:44,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 03:25:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:25:44,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:44,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:25:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 03:25:44,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:25:44,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 03:25:44,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 03:25:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:44,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 03:25:44,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:25:44,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:25:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:44,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 03:25:44,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:25:44,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:25:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:44,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:25:44,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:25:44,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:44,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:25:44,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:44,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:44,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:25:44,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:25:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:44,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:44,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:44,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:25:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:44,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:25:44,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:44,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:25:44,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:44,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 03:25:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 03:25:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:44,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:44,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:44,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:44,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:44,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:44,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:44,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:44,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:44,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:44,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:44,959 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-10-27 03:25:44,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1214701462] [2020-10-27 03:25:44,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:44,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 03:25:44,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188566288] [2020-10-27 03:25:44,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:25:44,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:44,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:25:44,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:25:44,962 INFO L87 Difference]: Start difference. First operand 1101 states and 1447 transitions. Second operand 12 states. [2020-10-27 03:25:46,393 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 03:25:48,000 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 03:25:48,557 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 03:25:49,012 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-27 03:25:51,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:51,673 INFO L93 Difference]: Finished difference Result 2450 states and 3545 transitions. [2020-10-27 03:25:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 03:25:51,674 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 162 [2020-10-27 03:25:51,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:51,685 INFO L225 Difference]: With dead ends: 2450 [2020-10-27 03:25:51,686 INFO L226 Difference]: Without dead ends: 1390 [2020-10-27 03:25:51,691 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=216, Invalid=596, Unknown=0, NotChecked=0, Total=812 [2020-10-27 03:25:51,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2020-10-27 03:25:51,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1081. [2020-10-27 03:25:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1081 states. [2020-10-27 03:25:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1399 transitions. [2020-10-27 03:25:51,908 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1399 transitions. Word has length 162 [2020-10-27 03:25:51,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:51,908 INFO L481 AbstractCegarLoop]: Abstraction has 1081 states and 1399 transitions. [2020-10-27 03:25:51,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:25:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1399 transitions. [2020-10-27 03:25:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-27 03:25:51,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:51,912 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:25:51,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:25:51,913 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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]=== [2020-10-27 03:25:51,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:51,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1197189567, now seen corresponding path program 1 times [2020-10-27 03:25:51,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:51,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1162863450] [2020-10-27 03:25:51,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:51,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:52,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:52,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-27 03:25:52,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:52,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 738 [2020-10-27 03:25:52,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:25:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-27 03:25:52,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,169 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-27 03:25:53,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 03:25:53,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:53,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:53,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:53,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:25:53,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:25:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 03:25:53,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:25:53,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:25:53,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:53,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:25:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:53,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 03:25:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 03:25:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:53,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:25:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:53,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:25:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:53,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:53,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 03:25:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:53,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 03:25:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 03:25:53,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:25:53,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 03:25:53,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 03:25:53,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 03:25:53,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:25:53,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 03:25:53,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 03:25:53,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:25:53,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 03:25:53,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:25:53,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:25:53,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:25:53,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:25:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:25:53,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:25:53,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:25:53,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:25:53,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:25:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:25:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:25:53,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:53,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:25:53,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:25:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:25:53,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:53,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:25:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:53,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:25:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:53,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:53,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-27 03:25:53,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1162863450] [2020-10-27 03:25:53,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:53,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:25:53,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931963094] [2020-10-27 03:25:53,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:25:53,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:53,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:25:53,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:25:53,694 INFO L87 Difference]: Start difference. First operand 1081 states and 1399 transitions. Second operand 9 states. [2020-10-27 03:25:54,747 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 03:25:55,901 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-27 03:26:01,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:26:01,693 INFO L93 Difference]: Finished difference Result 3289 states and 4683 transitions. [2020-10-27 03:26:01,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 03:26:01,694 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 128 [2020-10-27 03:26:01,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:26:01,710 INFO L225 Difference]: With dead ends: 3289 [2020-10-27 03:26:01,710 INFO L226 Difference]: Without dead ends: 2249 [2020-10-27 03:26:01,715 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 51 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=161, Invalid=391, Unknown=0, NotChecked=0, Total=552 [2020-10-27 03:26:01,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2249 states. [2020-10-27 03:26:02,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2249 to 1963. [2020-10-27 03:26:02,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1963 states. [2020-10-27 03:26:02,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1963 states and 2593 transitions. [2020-10-27 03:26:02,180 INFO L78 Accepts]: Start accepts. Automaton has 1963 states and 2593 transitions. Word has length 128 [2020-10-27 03:26:02,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:26:02,182 INFO L481 AbstractCegarLoop]: Abstraction has 1963 states and 2593 transitions. [2020-10-27 03:26:02,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:26:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2593 transitions. [2020-10-27 03:26:02,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-27 03:26:02,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:26:02,188 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:26:02,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:26:02,188 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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]=== [2020-10-27 03:26:02,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:26:02,189 INFO L82 PathProgramCache]: Analyzing trace with hash 227818009, now seen corresponding path program 1 times [2020-10-27 03:26:02,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:26:02,189 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [839647555] [2020-10-27 03:26:02,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:26:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-27 03:26:02,238 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-27 03:26:02,238 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-27 03:26:02,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:26:02,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:26:02 BoogieIcfgContainer [2020-10-27 03:26:02,289 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:26:02,295 INFO L168 Benchmark]: Toolchain (without parser) took 76766.00 ms. Allocated memory was 151.0 MB in the beginning and 914.4 MB in the end (delta: 763.4 MB). Free memory was 104.9 MB in the beginning and 452.5 MB in the end (delta: -347.5 MB). Peak memory consumption was 417.4 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:02,297 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 151.0 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:26:02,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.80 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 122.0 MB in the end (delta: -17.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:02,298 INFO L168 Benchmark]: Boogie Preprocessor took 93.44 ms. Allocated memory is still 151.0 MB. Free memory was 122.0 MB in the beginning and 117.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:02,298 INFO L168 Benchmark]: RCFGBuilder took 1401.86 ms. Allocated memory was 151.0 MB in the beginning and 190.8 MB in the end (delta: 39.8 MB). Free memory was 117.9 MB in the beginning and 109.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:02,304 INFO L168 Benchmark]: TraceAbstraction took 74508.99 ms. Allocated memory was 190.8 MB in the beginning and 914.4 MB in the end (delta: 723.5 MB). Free memory was 109.4 MB in the beginning and 452.5 MB in the end (delta: -343.1 MB). Peak memory consumption was 380.5 MB. Max. memory is 8.0 GB. [2020-10-27 03:26:02,313 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 151.0 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 749.80 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 122.0 MB in the end (delta: -17.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 93.44 ms. Allocated memory is still 151.0 MB. Free memory was 122.0 MB in the beginning and 117.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1401.86 ms. Allocated memory was 151.0 MB in the beginning and 190.8 MB in the end (delta: 39.8 MB). Free memory was 117.9 MB in the beginning and 109.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 74508.99 ms. Allocated memory was 190.8 MB in the beginning and 914.4 MB in the end (delta: 723.5 MB). Free memory was 109.4 MB in the beginning and 452.5 MB in the end (delta: -343.1 MB). Peak memory consumption was 380.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L42] int __SELECTED_FEATURE_base ; [L43] int __SELECTED_FEATURE_highWaterSensor ; [L44] int __SELECTED_FEATURE_lowWaterSensor ; [L45] int __SELECTED_FEATURE_methaneQuery ; [L46] int __SELECTED_FEATURE_methaneAlarm ; [L47] int __SELECTED_FEATURE_stopCommand ; [L48] int __SELECTED_FEATURE_startCommand ; [L49] int __GUIDSL_ROOT_PRODUCTION ; [L142] int pumpRunning = 0; [L143] int systemActive = 1; [L643] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L916] int waterLevel = 1; [L917] int methaneLevelCritical = 0; [L1028] int cleanupTimeShifts = 4; [L1101] int retValue_acc ; [L1102] int tmp ; [L1106] CALL select_helpers() [L874] __GUIDSL_ROOT_PRODUCTION = 1 [L1106] RET select_helpers() [L1107] CALL select_features() [L859] __SELECTED_FEATURE_base = 1 [L860] CALL, EXPR select_one() [L845] int retValue_acc ; [L846] int choice = __VERIFIER_nondet_int(); [L849] retValue_acc = choice [L850] return (retValue_acc); [L860] RET, EXPR select_one() [L860] __SELECTED_FEATURE_highWaterSensor = select_one() [L861] CALL, EXPR select_one() [L845] int retValue_acc ; [L846] int choice = __VERIFIER_nondet_int(); [L849] retValue_acc = choice [L850] return (retValue_acc); [L861] RET, EXPR select_one() [L861] __SELECTED_FEATURE_lowWaterSensor = select_one() [L862] CALL, EXPR select_one() [L845] int retValue_acc ; [L846] int choice = __VERIFIER_nondet_int(); [L849] retValue_acc = choice [L850] return (retValue_acc); [L862] RET, EXPR select_one() [L862] __SELECTED_FEATURE_methaneQuery = select_one() [L863] CALL, EXPR select_one() [L845] int retValue_acc ; [L846] int choice = __VERIFIER_nondet_int(); [L849] retValue_acc = choice [L850] return (retValue_acc); [L863] RET, EXPR select_one() [L863] __SELECTED_FEATURE_methaneAlarm = select_one() [L864] CALL, EXPR select_one() [L845] int retValue_acc ; [L846] int choice = __VERIFIER_nondet_int(); [L849] retValue_acc = choice [L850] return (retValue_acc); [L864] RET, EXPR select_one() [L864] __SELECTED_FEATURE_stopCommand = select_one() [L865] CALL, EXPR select_one() [L845] int retValue_acc ; [L846] int choice = __VERIFIER_nondet_int(); [L849] retValue_acc = choice [L850] return (retValue_acc); [L865] RET, EXPR select_one() [L865] __SELECTED_FEATURE_startCommand = select_one() [L1107] RET select_features() [L1108] CALL, EXPR valid_product() [L879] int retValue_acc ; [L882] retValue_acc = __SELECTED_FEATURE_base [L883] return (retValue_acc); [L1108] RET, EXPR valid_product() [L1108] tmp = valid_product() [L1110] COND TRUE \read(tmp) [L1112] FCALL setup() [L1113] CALL runTest() [L1095] CALL test() [L57] int splverifierCounter ; [L58] int tmp ; [L59] int tmp___0 ; [L60] int tmp___1 ; [L61] int tmp___2 ; [L64] splverifierCounter = 0 [L66] COND TRUE 1 [L68] COND TRUE splverifierCounter < 4 [L74] tmp = __VERIFIER_nondet_int() [L76] COND TRUE \read(tmp) [L78] CALL waterRise() [L934] COND TRUE waterLevel < 2 [L935] waterLevel = waterLevel + 1 [L78] RET waterRise() [L84] tmp___0 = __VERIFIER_nondet_int() [L86] COND TRUE \read(tmp___0) [L88] CALL changeMethaneLevel() [L946] COND FALSE !(\read(methaneLevelCritical)) [L949] methaneLevelCritical = 1 [L88] RET changeMethaneLevel() [L94] tmp___2 = __VERIFIER_nondet_int() [L96] COND FALSE !(\read(tmp___2)) [L106] tmp___1 = __VERIFIER_nondet_int() [L108] COND FALSE !(\read(tmp___1)) [L121] CALL timeShift() [L150] COND FALSE !(\read(pumpRunning)) [L157] COND TRUE \read(systemActive) [L159] CALL processEnvironment() [L293] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L300] CALL processEnvironment__before__methaneAlarm() [L250] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L257] CALL processEnvironment__before__lowWaterSensor() [L207] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L209] CALL processEnvironment__role__highWaterSensor() [L179] int tmp ; [L182] COND TRUE ! pumpRunning [L184] CALL, EXPR isHighWaterLevel() [L413] int retValue_acc ; [L414] int tmp ; [L415] int tmp___0 ; [L419] CALL, EXPR isHighWaterSensorDry() [L996] int retValue_acc ; [L999] COND FALSE !(waterLevel < 2) [L1003] retValue_acc = 0 [L1004] return (retValue_acc); [L419] RET, EXPR isHighWaterSensorDry() [L419] tmp = isHighWaterSensorDry() [L421] COND FALSE !(\read(tmp)) [L424] tmp___0 = 1 [L426] retValue_acc = tmp___0 [L427] return (retValue_acc); [L184] RET, EXPR isHighWaterLevel() [L184] tmp = isHighWaterLevel() [L186] COND TRUE \read(tmp) [L188] CALL activatePump() [L335] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) [L342] CALL activatePump__before__methaneQuery() [L310] pumpRunning = 1 [L342] RET activatePump__before__methaneQuery() [L188] RET activatePump() [L209] RET processEnvironment__role__highWaterSensor() [L257] RET processEnvironment__before__lowWaterSensor() [L300] RET processEnvironment__before__methaneAlarm() [L159] RET processEnvironment() [L165] CALL __utac_acc__Specification1_spec__1() [L890] int tmp ; [L891] int tmp___0 ; [L895] CALL, EXPR isMethaneLevelCritical() [L955] int retValue_acc ; [L958] retValue_acc = methaneLevelCritical [L959] return (retValue_acc); [L895] RET, EXPR isMethaneLevelCritical() [L895] tmp = isMethaneLevelCritical() [L897] COND TRUE \read(tmp) [L899] CALL, EXPR isPumpRunning() [L368] int retValue_acc ; [L371] retValue_acc = pumpRunning [L372] return (retValue_acc); [L899] RET, EXPR isPumpRunning() [L899] tmp___0 = isPumpRunning() [L901] COND TRUE \read(tmp___0) [L903] CALL __automaton_fail() [L1023] CALL reach_error() [L3] __assert_fail("0", "minepump_spec1_productSimulator.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 310 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 74.4s, OverallIterations: 7, TraceHistogramMax: 6, AutomataDifference: 44.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1088 SDtfs, 4308 SDslu, 816 SDs, 0 SdLazy, 7473 SolverSat, 3310 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 411 GetRequests, 281 SyntacticMatches, 5 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 549 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1963occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 6 MinimizatonAttempts, 1299 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 26.8s InterpolantComputationTime, 873 NumberOfCodeBlocks, 873 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 735 ConstructedInterpolants, 0 QuantifiedInterpolants, 330857 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 315/316 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...