/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:32:47,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:32:47,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:32:47,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:32:47,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:32:47,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:32:47,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:32:47,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:32:47,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:32:47,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:32:47,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:32:47,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:32:47,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:32:47,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:32:47,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:32:47,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:32:47,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:32:47,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:32:47,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:32:47,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:32:47,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:32:47,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:32:47,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:32:47,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:32:47,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:32:47,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:32:47,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:32:47,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:32:47,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:32:47,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:32:47,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:32:47,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:32:47,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:32:47,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:32:47,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:32:47,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:32:47,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:32:47,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:32:47,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:32:47,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:32:47,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:32:47,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:32:47,601 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:32:47,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:32:47,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:32:47,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:32:47,604 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:32:47,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:32:47,604 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:32:47,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:32:47,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:32:47,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:32:47,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:32:47,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:32:47,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:32:47,606 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:32:47,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:32:47,606 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:32:47,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:32:47,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:32:47,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:32:47,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:32:47,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:32:47,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:32:47,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:32:47,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:32:47,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:32:47,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:32:47,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:32:47,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:32:47,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:32:47,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:32:48,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:32:48,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:32:48,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:32:48,055 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:32:48,057 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:32:48,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2020-10-29 11:32:48,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16c850dff/5fa64613210140baa2f9d0ddee3bc4b2/FLAGa4e13fe0e [2020-10-29 11:32:48,883 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:32:48,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2020-10-29 11:32:48,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16c850dff/5fa64613210140baa2f9d0ddee3bc4b2/FLAGa4e13fe0e [2020-10-29 11:32:49,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16c850dff/5fa64613210140baa2f9d0ddee3bc4b2 [2020-10-29 11:32:49,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:32:49,180 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:32:49,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:32:49,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:32:49,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:32:49,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d1b254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49, skipping insertion in model container [2020-10-29 11:32:49,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:32:49,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:32:49,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:32:49,685 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:32:49,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:32:49,859 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:32:49,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49 WrapperNode [2020-10-29 11:32:49,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:32:49,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:32:49,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:32:49,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:32:49,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... [2020-10-29 11:32:49,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:32:49,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:32:49,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:32:49,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:32:49,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:32:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:32:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:32:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:32:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:32:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:32:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:32:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:32:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:32:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:32:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:32:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:32:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:32:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:32:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:32:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:32:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:32:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:32:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:32:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:32:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:32:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:32:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:32:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:32:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:32:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:32:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:32:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:32:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:32:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:32:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:32:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:32:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:32:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:32:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:32:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:32:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:32:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:32:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:32:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:32:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:32:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:32:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:32:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:32:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:32:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:32:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:32:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:32:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:32:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:32:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:32:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:32:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:32:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:32:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:32:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:32:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:32:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:32:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:32:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:32:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:32:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:32:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:32:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:32:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:32:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:32:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:32:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:32:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:32:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:32:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:32:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:32:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:32:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:32:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:32:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:32:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:32:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:32:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:32:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:32:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:32:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:32:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:32:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:32:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:32:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:32:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:32:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:32:51,416 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:32:51,417 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:32:51,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:32:51 BoogieIcfgContainer [2020-10-29 11:32:51,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:32:51,421 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:32:51,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:32:51,425 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:32:51,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:32:49" (1/3) ... [2020-10-29 11:32:51,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e660922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:32:51, skipping insertion in model container [2020-10-29 11:32:51,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:32:49" (2/3) ... [2020-10-29 11:32:51,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e660922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:32:51, skipping insertion in model container [2020-10-29 11:32:51,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:32:51" (3/3) ... [2020-10-29 11:32:51,428 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2020-10-29 11:32:51,440 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:32:51,446 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:32:51,459 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:32:51,491 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:32:51,491 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:32:51,491 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:32:51,491 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:32:51,491 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:32:51,492 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:32:51,492 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:32:51,492 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:32:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-29 11:32:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:32:51,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:51,526 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:51,526 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:32:51,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:51,533 INFO L82 PathProgramCache]: Analyzing trace with hash -822990081, now seen corresponding path program 1 times [2020-10-29 11:32:51,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:51,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [480838806] [2020-10-29 11:32:51,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:51,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:52,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:52,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:54,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:54,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:32:56,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:32:56,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-29 11:32:56,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:32:56,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:56,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:32:56,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:32:57,267 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:57,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:57,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-29 11:32:57,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:57,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:57,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:32:57,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:57,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:57,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:57,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:57,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:57,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:57,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:57,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:57,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:57,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:57,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:57,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:57,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:57,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:57,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:57,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:57,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:57,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:57,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:57,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:57,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:57,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:57,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:57,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:57,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:57,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:57,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:57,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:57,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:57,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:32:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:57,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:57,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:57,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:57,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:57,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:57,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:32:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:57,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:57,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:57,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:57,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:57,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:57,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:57,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:57,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:57,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:32:57,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [480838806] [2020-10-29 11:32:57,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:32:57,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:32:57,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889670266] [2020-10-29 11:32:57,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:32:57,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:57,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:32:57,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:32:57,539 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 5 states. [2020-10-29 11:32:58,033 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:59,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:59,575 INFO L93 Difference]: Finished difference Result 343 states and 446 transitions. [2020-10-29 11:32:59,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 11:32:59,580 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:32:59,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:59,613 INFO L225 Difference]: With dead ends: 343 [2020-10-29 11:32:59,614 INFO L226 Difference]: Without dead ends: 188 [2020-10-29 11:32:59,625 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:32:59,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-10-29 11:32:59,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 153. [2020-10-29 11:32:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-10-29 11:32:59,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 180 transitions. [2020-10-29 11:32:59,840 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 180 transitions. Word has length 52 [2020-10-29 11:32:59,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:59,841 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 180 transitions. [2020-10-29 11:32:59,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:32:59,841 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 180 transitions. [2020-10-29 11:32:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-10-29 11:32:59,846 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:59,846 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:59,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:32:59,847 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:32:59,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:59,848 INFO L82 PathProgramCache]: Analyzing trace with hash 1012915214, now seen corresponding path program 1 times [2020-10-29 11:32:59,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:59,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [795941540] [2020-10-29 11:32:59,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:59,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:00,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:00,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:00,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:00,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:04,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:04,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-29 11:33:04,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:33:04,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:33:04,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:04,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:04,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:33:04,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:04,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 11:33:04,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:05,367 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:33:05,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:33:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:05,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-29 11:33:05,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:33:05,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:33:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:05,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:05,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:33:05,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:33:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:05,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:05,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:33:05,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:05,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:33:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:05,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:05,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:05,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:33:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:05,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:05,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:33:05,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:05,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:33:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:05,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:05,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:05,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:33:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:33:05,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:33:05,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 11:33:05,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:33:05,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:05,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:33:05,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:33:05,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:33:05,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:05,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 11:33:05,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:33:05,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:33:05,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:33:05,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:05,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:33:05,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:33:05,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:05,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:05,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:05,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:33:05,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 11:33:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:05,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:33:05,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:05,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:05,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:05,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:05,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 11:33:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:05,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:05,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:05,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:05,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:05,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:05,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:05,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:05,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:05,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:05,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:05,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:33:05,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [795941540] [2020-10-29 11:33:05,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:33:05,748 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 11:33:05,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184325981] [2020-10-29 11:33:05,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:33:05,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:33:05,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:33:05,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:33:05,751 INFO L87 Difference]: Start difference. First operand 153 states and 180 transitions. Second operand 12 states. [2020-10-29 11:33:06,353 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:33:07,501 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:33:08,672 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:33:09,176 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:09,588 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:33:10,108 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:10,548 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:10,954 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:11,397 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:11,973 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:33:12,362 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:33:12,944 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:33:13,725 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:33:14,315 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:14,930 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:16,418 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:33:16,827 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:33:17,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:33:17,922 INFO L93 Difference]: Finished difference Result 709 states and 964 transitions. [2020-10-29 11:33:17,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-29 11:33:17,922 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 76 [2020-10-29 11:33:17,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:33:17,933 INFO L225 Difference]: With dead ends: 709 [2020-10-29 11:33:17,933 INFO L226 Difference]: Without dead ends: 541 [2020-10-29 11:33:17,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 772 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=488, Invalid=2164, Unknown=0, NotChecked=0, Total=2652 [2020-10-29 11:33:17,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2020-10-29 11:33:18,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 440. [2020-10-29 11:33:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2020-10-29 11:33:18,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 514 transitions. [2020-10-29 11:33:18,096 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 514 transitions. Word has length 76 [2020-10-29 11:33:18,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:33:18,097 INFO L481 AbstractCegarLoop]: Abstraction has 440 states and 514 transitions. [2020-10-29 11:33:18,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:33:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 514 transitions. [2020-10-29 11:33:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-29 11:33:18,101 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:33:18,101 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:33:18,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:33:18,102 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]=== [2020-10-29 11:33:18,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:33:18,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1016068602, now seen corresponding path program 1 times [2020-10-29 11:33:18,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:33:18,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [498451328] [2020-10-29 11:33:18,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:33:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:18,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:18,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:18,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:18,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:18,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:19,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-29 11:33:23,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:33:23,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 11:33:23,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:33:23,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-29 11:33:23,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-29 11:33:23,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:23,524 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:33:23,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:33:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:23,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 11:33:23,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:33:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:23,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:23,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:33:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:23,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:23,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:33:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:23,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:23,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:33:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:23,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:23,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:33:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:23,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:23,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:33:23,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:33:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:23,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:23,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:23,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:23,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:33:23,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:33:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 11:33:23,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:33:23,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 11:33:23,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:33:23,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:23,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:33:23,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:33:23,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:33:23,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:23,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:33:23,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:23,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:33:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:23,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:23,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:23,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-29 11:33:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:23,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:23,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:23,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:23,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 11:33:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:23,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:23,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:23,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:23,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:23,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:23,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:23,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:23,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:23,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:23,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:23,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:33:23,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [498451328] [2020-10-29 11:33:23,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:33:23,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:33:23,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417106267] [2020-10-29 11:33:23,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:33:23,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:33:23,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:33:23,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:33:23,768 INFO L87 Difference]: Start difference. First operand 440 states and 514 transitions. Second operand 7 states. [2020-10-29 11:33:24,259 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:33:28,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:33:28,532 INFO L93 Difference]: Finished difference Result 1099 states and 1498 transitions. [2020-10-29 11:33:28,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:33:28,533 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2020-10-29 11:33:28,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:33:28,546 INFO L225 Difference]: With dead ends: 1099 [2020-10-29 11:33:28,546 INFO L226 Difference]: Without dead ends: 1095 [2020-10-29 11:33:28,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-10-29 11:33:28,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1095 states. [2020-10-29 11:33:28,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1095 to 685. [2020-10-29 11:33:28,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 685 states. [2020-10-29 11:33:28,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 847 transitions. [2020-10-29 11:33:28,791 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 847 transitions. Word has length 94 [2020-10-29 11:33:28,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:33:28,792 INFO L481 AbstractCegarLoop]: Abstraction has 685 states and 847 transitions. [2020-10-29 11:33:28,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:33:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 847 transitions. [2020-10-29 11:33:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-29 11:33:28,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:33:28,801 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-29 11:33:28,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:33:28,801 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]=== [2020-10-29 11:33:28,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:33:28,802 INFO L82 PathProgramCache]: Analyzing trace with hash 726618363, now seen corresponding path program 1 times [2020-10-29 11:33:28,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:33:28,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2021736065] [2020-10-29 11:33:28,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:33:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:28,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:28,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:28,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:29,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-29 11:33:31,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:33:31,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2413 [2020-10-29 11:33:31,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-29 11:33:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-29 11:33:31,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:31,682 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:33:31,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:33:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:31,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:31,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 11:33:31,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:31,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:31,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:31,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:33:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:31,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:31,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:31,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:31,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:31,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:33:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:31,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:31,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:31,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:31,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:31,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:33:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:31,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:31,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:31,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:31,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:31,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:31,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:33:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:31,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:31,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:31,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:31,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:31,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:31,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:33:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:31,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:31,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:33:31,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:31,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:31,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:31,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:33:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:31,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:31,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:31,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:31,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:31,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:31,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:33:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 11:33:31,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:33:31,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 11:33:31,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 11:33:31,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:31,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:31,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:31,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:31,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:33:31,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:33:31,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 11:33:31,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:31,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:31,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:33:31,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:33:31,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:33:31,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:31,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:33:32,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 11:33:32,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:33:32,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:33:32,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:33:32,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:33:32,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 11:33:32,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:33:32,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:33:32,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:33:32,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:33:32,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 11:33:32,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:33:32,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:32,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:33:32,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:32,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:32,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:33:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:32,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:32,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:32,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:33:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:33:32,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:33:32,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:32,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:33:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:32,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:32,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 11:33:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:32,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:32,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:33:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:33:32,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:33:32,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-29 11:33:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:33:32,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:33:32,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:32,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:33:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:32,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:32,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-29 11:33:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:32,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:32,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-29 11:33:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:32,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:32,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:32,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:32,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:32,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:32,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:32,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:32,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:32,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:32,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:32,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 11:33:32,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2021736065] [2020-10-29 11:33:32,341 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:33:32,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:33:32,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504448085] [2020-10-29 11:33:32,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:33:32,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:33:32,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:33:32,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:33:32,344 INFO L87 Difference]: Start difference. First operand 685 states and 847 transitions. Second operand 13 states. [2020-10-29 11:33:33,301 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:33:34,237 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:33:34,618 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:35,045 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:33:35,490 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:37,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:33:37,685 INFO L93 Difference]: Finished difference Result 1619 states and 2233 transitions. [2020-10-29 11:33:37,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-29 11:33:37,687 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 145 [2020-10-29 11:33:37,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:33:37,698 INFO L225 Difference]: With dead ends: 1619 [2020-10-29 11:33:37,698 INFO L226 Difference]: Without dead ends: 962 [2020-10-29 11:33:37,702 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=282, Invalid=978, Unknown=0, NotChecked=0, Total=1260 [2020-10-29 11:33:37,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2020-10-29 11:33:37,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 650. [2020-10-29 11:33:37,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 650 states. [2020-10-29 11:33:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 752 transitions. [2020-10-29 11:33:37,909 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 752 transitions. Word has length 145 [2020-10-29 11:33:37,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:33:37,912 INFO L481 AbstractCegarLoop]: Abstraction has 650 states and 752 transitions. [2020-10-29 11:33:37,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:33:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 752 transitions. [2020-10-29 11:33:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 11:33:37,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:33:37,920 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 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] [2020-10-29 11:33:37,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:33:37,921 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]=== [2020-10-29 11:33:37,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:33:37,922 INFO L82 PathProgramCache]: Analyzing trace with hash 993816098, now seen corresponding path program 1 times [2020-10-29 11:33:37,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:33:37,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2014690907] [2020-10-29 11:33:37,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:33:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:37,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:38,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-29 11:33:39,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:33:39,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1257 [2020-10-29 11:33:39,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:33:39,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 181 [2020-10-29 11:33:39,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:33:39,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:39,638 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:33:39,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:33:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:39,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 11:33:39,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:33:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:39,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:39,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:33:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:39,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:33:39,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:33:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:39,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:39,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:33:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:39,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:39,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:33:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:39,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:39,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:33:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:39,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:39,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:33:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 11:33:39,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:33:39,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 11:33:39,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-29 11:33:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:39,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:33:39,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:33:39,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:39,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:33:39,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:39,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:33:39,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:33:39,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:39,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:33:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:39,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:33:39,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:33:39,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:33:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:39,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:33:39,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:33:39,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:39,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:33:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:39,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:33:39,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:39,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:33:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:39,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 11:33:39,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:33:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:39,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:39,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:39,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:39,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:39,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:39,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:39,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:39,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:39,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:33:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:33:40,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:40,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:40,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:33:40,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:40,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:40,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:40,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:40,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:40,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:33:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:40,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:40,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:40,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:40,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:33:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:40,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:40,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:40,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:40,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:33:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:33:40,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:33:40,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:40,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:33:40,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:33:40,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:33:40,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:33:40,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:40,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:40,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:40,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:40,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:40,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:33:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:40,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:40,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:33:40,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-29 11:33:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:40,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:40,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:40,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:40,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-29 11:33:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:40,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:40,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:40,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:40,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:40,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:40,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:40,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:40,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:40,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:40,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:40,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-29 11:33:40,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2014690907] [2020-10-29 11:33:40,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:33:40,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:33:40,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444497700] [2020-10-29 11:33:40,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:33:40,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:33:40,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:33:40,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:33:40,169 INFO L87 Difference]: Start difference. First operand 650 states and 752 transitions. Second operand 15 states. [2020-10-29 11:33:41,109 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:33:42,389 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:42,820 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:43,236 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:44,352 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:44,736 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:33:45,156 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:45,618 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 11:33:48,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:33:48,395 INFO L93 Difference]: Finished difference Result 1541 states and 2068 transitions. [2020-10-29 11:33:48,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-29 11:33:48,396 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-10-29 11:33:48,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:33:48,404 INFO L225 Difference]: With dead ends: 1541 [2020-10-29 11:33:48,404 INFO L226 Difference]: Without dead ends: 919 [2020-10-29 11:33:48,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 519 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=457, Invalid=1435, Unknown=0, NotChecked=0, Total=1892 [2020-10-29 11:33:48,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-29 11:33:48,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 624. [2020-10-29 11:33:48,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 624 states. [2020-10-29 11:33:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 706 transitions. [2020-10-29 11:33:48,567 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 706 transitions. Word has length 150 [2020-10-29 11:33:48,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:33:48,567 INFO L481 AbstractCegarLoop]: Abstraction has 624 states and 706 transitions. [2020-10-29 11:33:48,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:33:48,567 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 706 transitions. [2020-10-29 11:33:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-29 11:33:48,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:33:48,571 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 11:33:48,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:33:48,572 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]=== [2020-10-29 11:33:48,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:33:48,572 INFO L82 PathProgramCache]: Analyzing trace with hash -2006016686, now seen corresponding path program 1 times [2020-10-29 11:33:48,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:33:48,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [27566798] [2020-10-29 11:33:48,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:33:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:48,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:48,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:48,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:48,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:48,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:49,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:49,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:49,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:49,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:53,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:53,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-29 11:33:53,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 11:33:53,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-29 11:33:53,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:53,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:33:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 11:33:53,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,011 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:33:54,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:33:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 11:33:54,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:33:54,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:33:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:54,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:33:54,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:33:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:54,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:33:54,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:33:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:54,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:33:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:33:54,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:33:54,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:33:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:54,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:33:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:54,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:54,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:33:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 11:33:54,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:33:54,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:33:54,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:33:54,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 11:33:54,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:33:54,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:33:54,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:33:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:33:54,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:33:54,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:33:54,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:33:54,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:33:54,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:33:54,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:33:54,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:33:54,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:54,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:33:54,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:54,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:33:54,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:33:54,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:33:54,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:33:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:33:54,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:33:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:33:54,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:33:54,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:33:54,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:33:54,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:54,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:33:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:54,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-29 11:33:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:33:54,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:33:54,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-29 11:33:54,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:33:54,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:54,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:33:54,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:33:54,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:33:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:33:54,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:33:54,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:33:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:33:54,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:54,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:33:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:33:54,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:33:54,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 11:33:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:54,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-29 11:33:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:33:54,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:33:54,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:33:54,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:33:54,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:33:54,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:33:54,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:33:54,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:33:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:33:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:33:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:33:54,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:33:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 11:33:54,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [27566798] [2020-10-29 11:33:54,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:33:54,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 11:33:54,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737777449] [2020-10-29 11:33:54,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:33:54,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:33:54,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:33:54,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:33:54,548 INFO L87 Difference]: Start difference. First operand 624 states and 706 transitions. Second operand 11 states. [2020-10-29 11:33:55,187 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:33:56,365 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-29 11:33:59,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:33:59,904 INFO L93 Difference]: Finished difference Result 1829 states and 2320 transitions. [2020-10-29 11:33:59,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-29 11:33:59,904 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2020-10-29 11:33:59,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:33:59,912 INFO L225 Difference]: With dead ends: 1829 [2020-10-29 11:33:59,913 INFO L226 Difference]: Without dead ends: 1233 [2020-10-29 11:33:59,916 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 57 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=315, Invalid=1091, Unknown=0, NotChecked=0, Total=1406 [2020-10-29 11:33:59,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1233 states. [2020-10-29 11:34:00,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1233 to 1058. [2020-10-29 11:34:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1058 states. [2020-10-29 11:34:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1243 transitions. [2020-10-29 11:34:00,174 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1243 transitions. Word has length 159 [2020-10-29 11:34:00,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:34:00,174 INFO L481 AbstractCegarLoop]: Abstraction has 1058 states and 1243 transitions. [2020-10-29 11:34:00,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:34:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1243 transitions. [2020-10-29 11:34:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-29 11:34:00,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:34:00,178 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 11:34:00,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:34:00,179 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]=== [2020-10-29 11:34:00,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:34:00,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1868967784, now seen corresponding path program 1 times [2020-10-29 11:34:00,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:34:00,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [303088051] [2020-10-29 11:34:00,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:34:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:00,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:00,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:00,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:00,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:00,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:01,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:01,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:01,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3578 [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:34:03,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-29 11:34:03,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:34:03,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,299 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:34:04,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:34:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:34:04,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:34:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:04,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:04,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:34:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:04,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:04,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:34:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:34:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:04,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:04,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:34:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:34:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:34:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:34:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 11:34:04,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:34:04,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:34:04,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:34:04,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:34:04,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:04,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:34:04,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:34:04,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:34:04,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:04,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 11:34:04,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:34:04,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:34:04,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:34:04,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:34:04,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:34:04,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:34:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:04,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:04,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:34:04,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:04,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:34:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:34:04,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:34:04,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:04,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:34:04,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:04,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:34:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:04,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:34:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:34:04,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:34:04,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-29 11:34:04,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:34:04,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:34:04,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:34:04,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:34:04,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:34:04,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:04,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:34:04,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:34:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:04,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:04,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-29 11:34:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:34:04,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-29 11:34:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:04,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:04,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:04,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:04,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:04,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:04,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:04,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:04,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:04,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:34:04,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:04,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:04,706 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-29 11:34:04,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [303088051] [2020-10-29 11:34:04,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:34:04,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 11:34:04,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462626671] [2020-10-29 11:34:04,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:34:04,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:34:04,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:34:04,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:34:04,709 INFO L87 Difference]: Start difference. First operand 1058 states and 1243 transitions. Second operand 9 states. [2020-10-29 11:34:06,424 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:34:08,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:34:08,957 INFO L93 Difference]: Finished difference Result 1996 states and 2465 transitions. [2020-10-29 11:34:08,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-29 11:34:08,958 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 163 [2020-10-29 11:34:08,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:34:08,965 INFO L225 Difference]: With dead ends: 1996 [2020-10-29 11:34:08,965 INFO L226 Difference]: Without dead ends: 1108 [2020-10-29 11:34:08,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=205, Invalid=497, Unknown=0, NotChecked=0, Total=702 [2020-10-29 11:34:08,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-10-29 11:34:09,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 940. [2020-10-29 11:34:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 940 states. [2020-10-29 11:34:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1086 transitions. [2020-10-29 11:34:09,263 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1086 transitions. Word has length 163 [2020-10-29 11:34:09,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:34:09,265 INFO L481 AbstractCegarLoop]: Abstraction has 940 states and 1086 transitions. [2020-10-29 11:34:09,266 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:34:09,266 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1086 transitions. [2020-10-29 11:34:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-29 11:34:09,270 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:34:09,271 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2020-10-29 11:34:09,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:34:09,271 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:34:09,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:34:09,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1992681667, now seen corresponding path program 1 times [2020-10-29 11:34:09,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:34:09,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [48744604] [2020-10-29 11:34:09,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:34:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:09,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:09,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:09,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:11,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 11:34:14,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:34:14,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:34:14,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:34:14,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:34:14,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-29 11:34:14,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:14,812 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:34:14,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:34:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:14,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:14,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:14,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-29 11:34:14,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:14,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:14,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:34:14,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:14,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:34:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:14,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:14,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:14,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:14,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:34:14,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:14,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:34:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:14,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:14,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:14,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:14,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:14,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:14,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:34:14,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:14,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:34:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:14,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:14,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:14,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:14,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:34:14,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:14,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:34:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:14,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:14,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:14,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:14,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:14,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:14,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:34:14,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:14,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:34:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:14,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:14,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:14,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:14,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:34:14,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:14,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:34:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:14,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:14,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:14,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:14,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:14,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:34:14,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:14,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:14,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:34:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:34:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:34:15,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:34:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:15,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:34:15,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:34:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 11:34:15,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:34:15,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-29 11:34:15,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:34:15,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:34:15,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 11:34:15,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:34:15,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:34:15,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:34:15,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:34:15,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:34:15,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:34:15,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:34:15,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:34:15,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:34:15,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:34:15,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:15,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:34:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:15,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:34:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:34:15,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:34:15,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:15,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:34:15,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:15,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:34:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:15,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 11:34:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:34:15,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:34:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:34:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:34:15,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 11:34:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:34:15,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 11:34:15,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:34:15,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-29 11:34:15,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 11:34:15,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:34:15,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:15,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:15,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:34:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:34:15,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 11:34:15,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:34:15,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 11:34:15,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:34:15,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:34:15,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:34:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 11:34:15,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:15,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:34:15,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:34:15,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:34:15,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:34:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:34:15,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:15,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:34:15,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:15,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:15,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:15,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-29 11:34:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:15,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:34:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-29 11:34:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:15,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:15,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:15,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:15,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:15,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:15,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:34:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:15,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:15,723 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-29 11:34:15,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [48744604] [2020-10-29 11:34:15,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:34:15,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 11:34:15,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972437358] [2020-10-29 11:34:15,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 11:34:15,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:34:15,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 11:34:15,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-29 11:34:15,726 INFO L87 Difference]: Start difference. First operand 940 states and 1086 transitions. Second operand 17 states. [2020-10-29 11:34:16,405 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:34:17,496 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:34:20,618 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:34:21,786 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-29 11:34:22,684 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-29 11:34:23,508 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-29 11:34:25,854 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-29 11:34:26,347 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-29 11:34:26,755 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:34:27,160 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:34:30,012 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 11:34:30,469 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 11:34:32,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:34:32,278 INFO L93 Difference]: Finished difference Result 3383 states and 4588 transitions. [2020-10-29 11:34:32,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2020-10-29 11:34:32,279 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 176 [2020-10-29 11:34:32,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:34:32,297 INFO L225 Difference]: With dead ends: 3383 [2020-10-29 11:34:32,297 INFO L226 Difference]: Without dead ends: 2613 [2020-10-29 11:34:32,303 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 73 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1966 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=1011, Invalid=4995, Unknown=0, NotChecked=0, Total=6006 [2020-10-29 11:34:32,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2613 states. [2020-10-29 11:34:32,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2613 to 1914. [2020-10-29 11:34:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1914 states. [2020-10-29 11:34:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1914 states and 2261 transitions. [2020-10-29 11:34:32,873 INFO L78 Accepts]: Start accepts. Automaton has 1914 states and 2261 transitions. Word has length 176 [2020-10-29 11:34:32,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:34:32,873 INFO L481 AbstractCegarLoop]: Abstraction has 1914 states and 2261 transitions. [2020-10-29 11:34:32,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 11:34:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2261 transitions. [2020-10-29 11:34:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-29 11:34:32,878 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:34:32,878 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2020-10-29 11:34:32,878 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:34:32,880 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:34:32,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:34:32,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1907918843, now seen corresponding path program 1 times [2020-10-29 11:34:32,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:34:32,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1889738581] [2020-10-29 11:34:32,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:34:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:32,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:32,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:33,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:36,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:37,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:37,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-29 11:34:37,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:34:37,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:34:37,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:37,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:37,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:34:37,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-29 11:34:37,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-29 11:34:37,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,305 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:34:38,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:34:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:34:38,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:34:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:38,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:34:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:38,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:34:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:34:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:38,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:34:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:34:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:34:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:38,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:34:38,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 29 [2020-10-29 11:34:38,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:34:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 11:34:38,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:34:38,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:38,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 11:34:38,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:34:38,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:34:38,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:34:38,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:34:38,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:34:38,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:38,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:34:38,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:34:38,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:34:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:34:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:34:38,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:38,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:34:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 11:34:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:38,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:34:38,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 11:34:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:34:38,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:34:38,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:34:38,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:34:38,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:34:38,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:34:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:34:38,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:34:38,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:34:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:34:38,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:34:38,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 11:34:38,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:34:38,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:34:38,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:34:38,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:34:38,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:34:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:34:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:34:38,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:34:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:34:38,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:34:38,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-29 11:34:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:34:38,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:34:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-29 11:34:38,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:34:38,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:34:38,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:34:38,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:34:38,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:34:38,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:34:38,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:34:38,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:34:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:34:38,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:34:38,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:34:38,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:34:38,840 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 11:34:38,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1889738581] [2020-10-29 11:34:38,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:34:38,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:34:38,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591597828] [2020-10-29 11:34:38,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:34:38,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:34:38,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:34:38,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:34:38,843 INFO L87 Difference]: Start difference. First operand 1914 states and 2261 transitions. Second operand 15 states. [2020-10-29 11:34:39,733 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:34:40,813 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:34:42,506 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:43,088 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:45,055 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:45,494 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:45,962 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:46,404 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:46,832 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:47,258 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:47,745 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:48,187 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:34:50,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:34:50,075 INFO L93 Difference]: Finished difference Result 3486 states and 4250 transitions. [2020-10-29 11:34:50,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-29 11:34:50,076 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 176 [2020-10-29 11:34:50,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:34:50,077 INFO L225 Difference]: With dead ends: 3486 [2020-10-29 11:34:50,078 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:34:50,087 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 700 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=498, Invalid=2052, Unknown=0, NotChecked=0, Total=2550 [2020-10-29 11:34:50,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:34:50,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:34:50,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:34:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:34:50,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2020-10-29 11:34:50,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:34:50,089 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:34:50,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:34:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:34:50,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:34:50,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:34:50,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:34:50,284 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 215 [2020-10-29 11:34:50,399 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 215 [2020-10-29 11:34:50,516 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 214 [2020-10-29 11:34:50,958 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 217 [2020-10-29 11:34:52,569 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 217 [2020-10-29 11:34:54,574 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 453 DAG size of output: 403 [2020-10-29 11:34:58,428 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 480 DAG size of output: 387 [2020-10-29 11:35:02,783 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 250 [2020-10-29 11:35:03,060 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 245 [2020-10-29 11:35:03,284 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 240 [2020-10-29 11:35:03,634 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 245 [2020-10-29 11:35:03,778 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 240 [2020-10-29 11:35:03,968 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 250 [2020-10-29 11:35:04,123 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 247 [2020-10-29 11:35:04,634 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 247 [2020-10-29 11:35:07,437 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 436 DAG size of output: 344 [2020-10-29 11:35:09,231 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 344 [2020-10-29 11:35:12,239 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 486 DAG size of output: 386 [2020-10-29 11:35:13,258 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2020-10-29 11:35:13,500 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-10-29 11:35:13,717 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 225 [2020-10-29 11:35:14,186 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-10-29 11:35:14,311 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 225 [2020-10-29 11:35:14,545 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2020-10-29 11:35:14,683 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-10-29 11:35:15,188 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-10-29 11:35:17,825 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 212 DAG size of output: 31 [2020-10-29 11:35:19,245 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 199 DAG size of output: 30 [2020-10-29 11:35:19,520 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-29 11:35:19,872 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:35:22,010 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 340 DAG size of output: 41 [2020-10-29 11:35:22,358 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:35:22,616 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 1 [2020-10-29 11:35:24,223 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 204 DAG size of output: 26 [2020-10-29 11:35:25,665 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 201 DAG size of output: 33 [2020-10-29 11:35:26,454 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 25 [2020-10-29 11:35:27,504 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 33 [2020-10-29 11:35:29,956 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 213 DAG size of output: 33 [2020-10-29 11:35:30,334 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:35:31,158 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 25 [2020-10-29 11:35:32,991 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 330 DAG size of output: 40 [2020-10-29 11:35:35,085 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 231 DAG size of output: 37 [2020-10-29 11:35:35,373 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-29 11:35:37,379 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 204 DAG size of output: 31 [2020-10-29 11:35:38,869 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 192 DAG size of output: 30 [2020-10-29 11:35:39,084 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 31 [2020-10-29 11:35:40,473 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 170 DAG size of output: 26 [2020-10-29 11:35:41,285 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 25 [2020-10-29 11:35:41,660 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:35:42,037 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:35:44,494 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 205 DAG size of output: 29 [2020-10-29 11:35:47,236 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 202 DAG size of output: 31 [2020-10-29 11:35:47,547 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-29 11:35:49,213 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 204 DAG size of output: 26 [2020-10-29 11:35:53,448 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 297 DAG size of output: 57 [2020-10-29 11:35:55,053 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 187 DAG size of output: 28 [2020-10-29 11:35:55,364 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-29 11:35:56,834 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 204 DAG size of output: 31 [2020-10-29 11:35:57,223 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-29 11:35:57,517 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-29 11:35:59,311 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 202 DAG size of output: 34 [2020-10-29 11:35:59,687 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:36:01,127 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 200 DAG size of output: 26 [2020-10-29 11:36:01,928 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 25 [2020-10-29 11:36:02,283 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 20 [2020-10-29 11:36:02,575 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-29 11:36:02,942 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:36:04,472 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 278 DAG size of output: 41 [2020-10-29 11:36:04,823 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:36:07,067 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 211 DAG size of output: 35 [2020-10-29 11:36:07,345 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-29 11:36:08,815 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 278 DAG size of output: 41 [2020-10-29 11:36:09,086 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 1 [2020-10-29 11:36:09,431 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:36:09,693 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-29 11:36:11,160 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 214 DAG size of output: 38 [2020-10-29 11:36:12,488 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 200 DAG size of output: 26 [2020-10-29 11:36:13,764 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-29 11:36:14,078 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-29 11:36:14,657 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-10-29 11:36:15,251 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-10-29 11:36:17,105 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 329 DAG size of output: 40